cold_a take_v they_o out_o and_o paint_v they_o and_o put_v they_o in_o again_o to_o bake_v a_o second_o time_n observe_v what_o direction_n we_o have_v already_o give_v concern_v these_o matter_n and_o when_o the_o fire_n be_v go_v out_o and_o the_o furnace_n cold_a you_o have_v the_o ware_n in_o perfection_n ready_a to_o take_v out_o for_o use_v you_o may_v make_v your_o china-ware_n also_o of_o pure_a earth_n let_v it_o not_o be_v red_a tho_o but_o white_a or_o grace_n you_o may_v try_v the_o sufficiency_n of_o it_o after_o it_o be_v prepare_v by_o bake_v some_o beforehand_o and_o when_o it_o come_v out_o of_o the_o furnace_n sound_n and_o uncracked_a it_o be_v good_a and_o fit_a for_o your_o purpose_n the_o preparation_n consist_v in_o dry_v it_o well_o and_o reduce_v it_o to_o a_o very_a fine_a powder_n then_o put_v it_o into_o fair_a water_n wherein_o have_v be_v already_o dissolve_v a_o little_a gum-arabic_n but_o most_o of_o those_o that_o make_v it_o employ_v only_o water_n without_o gum_n after_o this_o you_o may_v make_v your_o dish_n set_v they_o to_o dry_v polish_v dry_v glaze_n bake_n paint_v and_o finish_v they_o as_o before_o all_o which_o those_o who_o work_n at_o they_o know_v better_o than_o i_o can_v express_v it_o chap._n cxcvi_o how_o to_o enamel_n the_o china_n for_o this_o take_v of_o our_o milkwhite_a enamel_n chap._n 149._o grind_v it_o very_o fine_a as_o painter_n do_v their_o colour_n put_v the_o powder_n afterward_o into_o a_o glasscucurbit_a pour_v some_o aquafortis_n thereon_o let_v it_o digest_v a_o little_a to_o cleanse_v off_o its_o impurity_n and_o become_v fine_a and_o transparent_a then_o pour_v off_o the_o aquafortis_n wash_v the_o powder_n in_o water_n over_o and_o over_o again_o grind_v it_o afterward_o with_o a_o little_a gum-water_n on_o your_o marble_n and_o so_o glaze_v the_o vessel_n with_o it_o within_o and_o without_o dry_v they_o in_o the_o air_n and_o bake_v they_o as_o before_o in_o the_o furnace_n or_o you_o may_v heat_v the_o vessel_n to_o a_o redness_n in_o the_o furnace_n and_o melt_v the_o enamel_n when_o it_o be_v in_o a_o perfect_a fusion_n dip_v the_o small_a vessel_n therein_o and_o pour_v of_o it_o on_o the_o large_a for_o they_o will_v take_v no_o more_o on_o they_o than_o will_v serve_v they_o set_v they_o by_o turn_n in_o the_o furnace_n stop_v it_o very_o well_o to_o avoid_v the_o air_n bake_n cool_v your_o furnace_n and_o finish_v they_o as_o before_o then_o take_v out_o the_o dish_n paint_v and_o bake_v they_o over_o again_o observe_v all_o our_o former_a direction_n chap._n cxcvii_o to_o paint_v the_o china_n this_o be_v do_v as_o the_o enamel_n discourse_v of_o in_o chap._n 192._o but_o much_o more_o easy_o the_o figure_n be_v only_o just_o dash_v over_o in_o comparison_n to_o they_o however_o you_o must_v grind_v your_o colour_n with_o oil_n of_o spike_n on_o the_o marble_n as_o we_o have_v say_v already_o and_o so_o paint_v on_o the_o dish_n story_n landscape_n or_o any_o other_o fancy_n but_o you_o must_v never_o expect_v to_o have_v they_o thereon_o so_o complete_a and_o handsome_a as_o those_o paint_a on_o the_o enamel_a plate_n because_o the_o former_a be_v finish_v stand_v and_o so_o enlarge_v in_o length_n or_o breadth_n whereas_o the_o other_o be_v do_v on_o flat_n and_o lie_v beside_o the_o dish_n be_v for_o the_o most_o part_n round_o and_o not_o so_o easy_o paint_v for_o if_o they_o can_v be_v as_o neat_o do_v as_o the_o enamel_n they_o will_v be_v excessive_a dear_a chap._n cxcviii_o to_o gilled_a china_n you_o must_v first_o grind_v some_o shade-earth_n on_o a_o marble_n with_o linseed-oyl_n prepare_v as_o shall_v be_v show_v in_o chap._n 200._o with_o which_o trace_n out_o your_o figure_n which_o must_v be_v two_o whole_a day_n a_o dry_n after_o this_o apply_v very_o thin_a leaf-gold_n and_o with_o a_o sharp_a graver_n shape_n the_o figure_n and_o then_o put_v the_o dish_n in_o a_o oven_n as_o soon_o as_o the_o batch_n of_o bread_n be_v draw_v out_o let_v the_o heat_n be_v no_o great_a than_o one_o hand_n may_v endure_v else_o the_o vessel_n will_v crack_v leave_v they_o in_o it_o for_o two_o or_o three_o hour_n or_o more_o if_o the_o oven_n be_v not_o too_o hot_a you_o may_v else_o make_v use_n of_o our_o own_o furnace_n by_o give_v it_o the_o same_o moderate_a degree_n of_o heat_n as_o experience_a person_n be_v well_o acquaint_v with_o chap._n cxcix_o another_o way_n this_o be_v much_o more_o handsome_a and_o lively_a beside_o that_o it_o can_v be_v efface_v you_o may_v with_o it_o gild_v vessel_n entire_o or_o border_n or_o give_v they_o any_o lustre_n you_o think_v convenient_a for_o ornament_n and_o it_o will_v look_v as_o well_o as_o fine_a gold_n you_o must_v first_o wet_v over_o the_o place_n you_o will_v gild_v with_o gum-water_n light_o then_o apply_v your_o leave_n and_o so_o let_v they_o dry_a this_o be_v enough_o for_o plain_a gilding_n but_o if_o you_o will_v have_v it_o carve_v or_o figure_v you_o must_v make_v use_n of_o a_o steel-grave_a and_o afterward_o bathe_v the_o gold_n with_o water_n wherein_o borax_n have_v be_v dissolve_v powder_v it_o in_o the_o mean_a time_n with_o crystaline_a powder_n or_o milkwhite_a enamel_n reduce_v to_o a_o very_a fine_a powder_n then_o set_v the_o dish_n on_o a_o reverberatory_n fire_n to_o melt_v and_o be_v polish_a thus_o you_o will_v have_v as_o fine_a a_o piece_n of_o ware_n as_o can_v be_v chap._n cc._o the_o way_n to_o prepare_v linseed-oyl_n for_o gild_v of_o china_n it_o be_v but_o just_a we_o shall_v discharge_v our_o promise_n of_o prescribe_v this_o preparation_n take_v a_o paris_n pint_n of_o linseed-oyl_n in_o a_o earthen_a pot_n which_o will_v hold_v about_o two_o paris_n pint_n put_v this_o on_o a_o fire_n and_o when_o it_o begin_v to_o boil_v throw_v in_o twice_o the_o bigness_n of_o a_o small_a egg_n of_o gum-arabic_n pulverise_v stir_v all_o well_o until_o it_o be_v dissolve_v then_o put_v in_o a_o onion_n of_o a_o ordinary_a size_n and_o the_o like_a weight_n of_o garlic_n cut_v small_a when_o the_o oil_n boil_v well_o and_o swell_v up_o by_o the_o force_n of_o the_o good_a fire_n which_o must_v be_v underneath_o pour_v it_o out_o into_o another_o such_o pot_n and_o so_o in_o and_o out_o of_o each_o pot_n to_o the_o other_o until_o all_o be_v very_o well_o mix_v then_o put_v it_o on_o the_o fire_n again_o add_v half_o a_o eggshell_n of_o powder_n of_o mastic_n and_o stir_v it_o very_o well_o as_o soon_o as_o it_o boil_v again_o it_o will_v foam_v and_o have_v a_o great_a froth_n which_o must_v be_v scum_v off_o and_o then_o take_v it_o off_o the_o fire_n and_o brew_v the_o ingredient_n together_o with_o the_o two_o pot_n as_o before_o continue_v to_o do_v thus_o with_o it_o or_o stir_v it_o on_o the_o fire_n until_o it_o rise_v no_o more_o this_o do_v take_v a_o very_a dry_a toast_n of_o white_a bead_n to_o take_v off_o the_o grease_n the_o oil_n still_o boil_a and_o when_o you_o put_v in_o the_o toast_n you_o must_v at_o the_o same_o time_n put_v in_o some_o pin-dust_n stir_v all_o well_o together_o and_o let_v it_o stand_v for_o twenty_o four_o hour_n afterward_o strain_v the_o oil_n through_o a_o linen-cloth_n in_o which_o be_v some_o very_a fine_a sand_n the_o better_a to_o filtrate_a it_o and_o take_v off_o the_o grease_n and_o so_o you_o will_v have_v it_o pure_a and_o clear_a which_o bottle_n up_o for_o your_o use._n or_o you_o may_v both_o way_n be_v good_a enough_o first_o mix_v with_o the_o oil_n two_o ounce_n of_o gold_n litharge_v pulverise_v add_v the_o gum-arabic_n as_o soon_o as_o it_o begin_v to_o boil_v and_o to_o purify_v it_o let_v it_o filter_n through_o a_o linen-cloth_n full_a of_o sand_n while_o it_o be_v hot_a into_o a_o glass-bottle_n wherein_o be_v already_o half_a a_o ounce_n of_o fine_a camphire_n powder_n shake_v the_o bottle_n very_o well_o until_o the_o oil_n be_v cold_a afterward_o lay_v it_o in_o the_o sun_n for_o fifteen_o day_n and_o it_o will_v be_v entire_o purge_v and_o the_o long_a it_o be_v keep_v will_v be_v the_o better_a this_o be_v all_o we_o have_v to_o say_v at_o present_a about_o china-ware_n until_o we_o have_v further_o enlarge_v our_o knowledge_n in_o the_o matter_n which_o we_o have_v not_o much_o study_v because_o we_o do_v not_o intend_v to_o treat_v of_o it_o however_o we_o afterward_o think_v it_o incumbent_n on_o we_o so_o to_o discourse_v thereof_o as_o a_o art_n dependent_a on_o we_o and_o we_o hope_v the_o reader_n will_v take_v this_o in_o good_a part_n until_o we_o may_v give_v he_o something_o more_o at_o large_a of_o the_o art_n of_o glass_n book_n ix_o show_v the_o method_n of_o draw_v all_o sort_n of_o story_n
serve_v here_o take_v of_o that_o powder_n and_o put_v it_o on_o tile_n and_o calcine_v it_o again_o in_o the_o furnace_n four_o day_n it_o will_v become_v black_a and_o coagulate_v into_o one_o mass_n powder_n it_o and_o searce_v it_o calcine_v it_o again_o 5_o or_o 6_o day_n in_o the_o same_o furnace_n and_o it_o will_v become_v grey_a without_o coagulate_v any_o more_o or_o run_v into_o lump_n and_o will_v be_v in_o a_o condition_n fit_a to_o be_v dissolve_v of_o this_o powder_n which_o the_o italian_n call_v ramina_fw-la di_fw-it trecotte_n be_v make_v sky-coloured_a blue_a the_o colour_n of_o turcois_n the_o green_a of_o emerald_n and_o several_a other_o colour_n it_o must_v not_o be_v calcine_v above_o thrice_o for_o it_o will_v no_o long_o colour_n glass_n you_o may_v know_v if_o it_o be_v calcine_v well_o by_o cast_v some_o of_o it_o in_o a_o pot_n of_o boil_a glass_n if_o it_o swell_v as_o we_o have_v say_v before_o if_o not_o you_o must_v set_v it_o yet_o twenty_o four_o hour_n long_o in_o the_o furnace_n or_o rather_o begin_v a_o new_a process_n chap._n xxxiv_o another_o way_n of_o make_v thrice_o calcine_v copper_n with_o less_o charge_n and_o more_o ease_n workman_n who_o seek_v way_n to_o spare_v their_o pain_n will_v find_v this_o way_n of_o calcination_n less_o expensive_a than_o the_o other_o and_o almost_o of_o equal_a beauty_n take_v the_o scale_n which_o the_o brazier_n make_v when_o they_o hammer_v pan_n kettle_n or_o other_o work_n of_o brass_n as_o be_v much_o cheap_a than_o new_a copper_n to_o calcine_v these_o scale_n there_o be_v no_o need_n of_o stratification_n as_o we_o have_v show_v before_o in_o other_o copper_n which_o be_v troublesome_a they_o need_v only_o be_v well_o wash_v from_o all_o foulness_n and_o be_v well_o dry_v put_v they_o into_o one_o or_o more_o crucible_n and_o set_v they_o just_a into_o the_o mouth_n of_o the_o reverberatory-furnace_n for_o the_o space_n of_o four_o day_n be_v at_o length_n cool_v pound_n or_o grind_v they_o and_o fierce_o they_o then_o set_v that_o powder_n a_o second_o time_n in_o the_o same_o furnace_n to_o reverberate_v during_o four_o day_n long_o and_o you_o will_v have_v little_a ball_n of_o a_o black_a colour_n which_o you_o must_v pound_n and_o searce_v again_o and_o then_o put_v they_o the_o three_o time_n into_o the_o reverberatory_n and_o after_o four_o other_o day_n reduce_v they_o to_o powder_n as_o before_o thus_o it_o will_v be_v prepare_v with_o less_o expense_n and_o as_o good_a to_o colour_v glass_n which_o will_v be_v easy_a to_o see_v by_o make_v trial_n on_o melt_a glass_n for_o if_o it_o make_v it_o rise_v when_o you_o cast_v it_o on_o it_o be_v right_a chap._n xxxv_o another_o calcination_n of_o copper_n call_v ae_z ustum_fw-la the_o best_a and_o fine_a ae_z ustum_fw-la we_o have_v in_o france_n be_v bring_v from_o holland_n but_o several_a curious_a person_n make_v it_o themselves_o far_o fine_a that_o which_o make_v the_o beauty_n of_o the_o dutch_a be_v the_o sea-salt_n that_o they_o add_v to_o the_o sulphur_n and_o which_o they_o mix_v together_o in_o powder_n to_o stratifie_v the_o copper_n in_o a_o crucible_n cover_v and_o lute_v as_o we_o have_v show_v they_o take_v â…”_n of_o sulphur_n and_o one_o three_o of_o sea-water_n salt_n then_o they_o put_v the_o crucible_n on_o a_o hot_a fire_n of_o coal_n where_o they_o leave_v it_o till_o the_o sulphur_n be_v whole_o consume_v after_o that_o they_o take_v it_o out_o and_o it_o be_v of_o a_o iron-gray_a and_o red_a within_o the_o tincture_n it_o give_v glass_n be_v very_o fine_a and_o it_o be_v also_o serviceable_a for_o other_o use_v chap._n xxxvi_o another_o better_a way_n of_o make_v ae_z ustum_fw-la curious_a gentleman_n who_o employ_v themselves_o sometime_o in_o chemistry_n and_o do_v not_o grudge_v their_o time_n and_o charge_n as_o the_o workman_n do_v who_o get_v thereby_o their_o livelihood_n have_v far_o fine_a and_o more_o ingenious_a preparation_n of_o aes_fw-la ustum_fw-la which_o render_v it_o of_o great_a virtue_n and_o more_o power_n to_o thing_fw-mi we_o will_v only_o give_v the_o reader_n one_o of_o they_o take_v thin_a plate_n of_o the_o red_a copper_n which_o be_v the_o hard_a sort_n make_v it_o red-hot_a in_o a_o crucible_n or_o otherwise_o then_o extinguish_v it_o in_o a_o lee_n of_o urine_n wherein_o common_a salt_n have_v be_v dissolve_v and_o reiterate_v this_o process_n till_o the_o copper_n become_v of_o the_o colour_n of_o gold_n both_o within_o and_o without_o after_o that_o you_o must_v cement_v those_o plate_n with_o two_o part_n of_o sulphur_n two_o part_n of_o salt-petre_n and_o one_o part_n of_o vitriol_n calcine_v ad_fw-la rubedinem_fw-la the_o whole_a reduce_v to_o powder_n wherewith_o you_o must_v stratifie_v those_o plate_n in_o a_o crucible_n press_v close_o each_o layer_n or_o row_n than_o you_o must_v cover_v it_o with_o another_o crucible_n mouth_n to_o mouth_n the_o upper_a have_v a_o hole_n bore_v at_o bottom_n than_o lute_n they_o well_o together_o the_o lute_n be_v dry_a put_v the_o crucible_n in_o a_o wheel-fire_n round_a fire_n during_o six_o hour_n and_o hot_a ash_n underneath_o the_o first_o two_o hour_n the_o fire_n must_v be_v one_o foot_n distant_a from_o the_o crucible_n the_o two_o second_o hour_n one_o half_a foot_n near_o and_o the_o two_o last_o hour_n quite_o close_o cover_v the_o crucible_n you_o must_v take_v special_a care_n that_o the_o matter_n do_v not_o melt_v and_o that_o the_o fire_n be_v not_o too_o great_a for_o that_o will_v spoil_v all_o the_o crucible_n be_v cold_a you_o must_v take_v it_o out_o and_o empty_v the_o matter_n pound_n it_o well_o this_o be_v what_o we_o call_v ae_z ustum_fw-la to_o make_v it_o fit_a for_o use_v you_o must_v wash_v it_o to_o take_v away_o the_o sulphur_n and_o then_o dry_v it_o and_o keep_v it_o in_o a_o close_a vessel_n there_o be_v other_o curious_a person_n who_o make_v a_o ae_z ustum_fw-la yet_o fine_a than_o this_o and_o more_o penetrate_v in_o colour_n but_o the_o preparation_n be_v more_o costly_a and_o require_v more_o time_n for_o instead_o of_o brimstone_n and_o salt-petre_n they_o make_v use_v of_o a_o purify_a sulphur_n and_o fix_v with_o sal_fw-la ammoniac_a and_o instead_o of_o ordinary_a red_a vitriol_n they_o use_v roman_a vitriol_n which_o they_o prepare_v with_o lee_n of_o urine_n and_o a_o fusil_n salt_n which_o afterward_o they_o put_v in_o a_o reverberatory_n but_o since_o the_o other_o serve_v well_o enough_o for_o colour_v glass_n and_o be_v easy_a to_o make_v we_o shall_v not_o here_o give_v you_o the_o preparation_n of_o this_o last_o which_o will_v be_v too_o long_o and_o be_v more_o serviceable_a to_o several_a other_o purpose_n which_o experience_n testify_v chap._n xxxvii_o the_o way_n to_o make_v crocus_n veneris_fw-la since_o we_o have_v show_v the_o way_n to_o make_v crocus_n martis_n it_o be_v but_o reasonable_a we_o shall_v now_o show_v you_o how_o to_o make_v crocus_n veneris_fw-la we_o can_v pass_v by_o in_o silence_n the_o crocus_n which_o may_v be_v make_v of_o the_o ae_z ustum_fw-la we_o have_v teach_v in_o the_o precedent_n chap._n though_o we_o be_v certain_a the_o glass-makers_n will_v not_o make_v use_n of_o it_o by_o reason_n of_o the_o length_n of_o time_n require_v for_o prepare_v it_o but_o the_o curious_a who_o be_v ignorant_a of_o it_o will_v be_v glad_a to_o know_v it_o wherefore_o we_o here_o show_v it_o to_o oblige_v they_o take_v as_o much_o aes_fw-la ustum_fw-la of_o the_o precedent_n chap._n as_o you_o please_v add_v to_o it_o its_o weight_n of_o good_a verdigrease_n and_o as_o much_o shall_v ammoniac_a fix_v and_o fusil_n pound_n the_o whole_a together_o well_o and_o dry_v they_o over_o the_o fire_n in_o a_o iron_n fireshovel_n then_o pour_v into_o the_o shovel_n lee_n of_o urine_n and_o make_v the_o whole_a boil_n till_o the_o lee_n be_v entire_o consume_v then_o put_v on_o more_o of_o the_o same_o lee_n boil_v it_o till_o the_o lee_n be_v consume_v as_o before_o and_o reiterate_v it_o a_o three_o time_n then_o pound_n or_o grind_v the_o matter_n and_o put_v it_o in_o a_o reverberatory_n to_o calcine_v well_o than_o pound_n it_o again_o into_o a_o impalpable_a powder_n and_o put_v it_o into_o a_o earthen_a glaze_v pot_n pour_v upon_o the_o same_o lee_n of_o urine_n wherein_o you_o dissolve_v it_o viz._n to_o each_o pound_n of_o lee_n four_o ounce_n of_o sal_fw-la ammoniac_a fix_v and_o fusil_n then_o boil_v the_o whole_a over_o a_o little_a fire_n in_o ash_n for_o a_o quarter_n of_o a_o hour_n then_o decant_v off_o that_o lee_n into_o some_o fit_a vessel_n for_o that_o will_v contain_v the_o tincture_n of_o the_o aes_fw-la ustum_fw-la and_o of_o the_o green_a which_o it_o have_v extract_v put_v more_o lee_n upon_o the_o matter_n and_o boil_v
of_o a_o very_a fine_a diamond_n colour_n hard_a shine_a and_o sparkle_v like_o the_o true_a one_o which_o you_o may_v polish_v and_o work_v up_o as_o the_o goldsmith_n this_o sulphurous_a trepoly_n which_o enter_v into_o the_o composition_n of_o this_o paste_n be_v not_o common_o know_v we_o will_v show_v the_o way_n of_o make_v it_o that_o we_o may_v leave_v nothing_o imperfect_a which_o may_v be_v any_o obstruction_n to_o the_o proceed_n of_o the_o curious_a take_v equal_a part_n of_o trepoly_n of_o crude_a antimony_n and_o common_a sulphur_n and_o grind_v they_o to_o a_o fine_a powder_n on_o a_o porphyry_n stone_n and_o make_v they_o into_o a_o paste_n with_o vinegar_n which_o be_v dry_a will_v easy_o crumble_v this_o be_v the_o sulphurous_a trepoly_n which_o we_o make_v use_v of_o some_o person_n in_o make_v the_o same_o process_n of_o take_v away_o the_o colour_n from_o jargons_n and_o give_v they_o the_o hardness_n and_o whiteness_n of_o diamond_n have_v make_v use_n of_o barly-meol_a wherewith_o they_o make_v a_o paste_n with_o distil_a vinegar_n impregnate_v with_o lead_n wherewith_o they_o stratifie_v their_o stone_n or_o jargons_n in_o a_o crucible_n cover_v with_o another_o and_o well_o lute_v which_o they_o afterward_o put_v in_o a_o gradual_a round_a or_o wheel_n fire_n for_o six_o hour_n but_o this_o way_n they_o can_v not_o give_v they_o the_o true_a diamond-colour_n wherefore_o i_o advise_v those_o who_o will_v try_v this_o experiment_n to_o follow_v our_o first_o process_n which_o have_v several_a time_n succeed_v there_o be_v moreover_o some_o who_o stratifie_v their_o stone_n with_o pound_a coal_n which_o they_o put_v in_o a_o crucible_n cover_v and_o lute_v which_o they_o set_v on_o the_o fire_n six_o hour_n so_o that_o the_o crucible_n be_v always_o red_a hot_a i_o do_v approve_v of_o this_o way_n because_o the_o coal_n may_v dry_v the_o humour_n of_o the_o stone_n and_o calcine_v it_o chap._n cxxxix_o the_o way_n to_o make_v diamond_n the_o quality_n and_o colour_n of_o the_o diamond_n be_v so_o well_o know_v we_o shall_v not_o enlarge_v upon_o they_o in_o this_o chapter_n but_o only_o show_v the_o way_n to_o counterfeit_v they_o make_v they_o endure_v the_o fire_n and_o harden_v they_o take_v of_o good_a natural_a crystal_n calcine_v and_o reduce_v to_o subtle_a powder_n what_o quantity_n you_o please_v fill_v a_o pot_n with_o it_o and_o set_v it_o in_o a_o glass-house_n furnace_n twelve_o hour_n to_o be_v melt_v and_o purify_v then_o drop_v the_o melt_a matter_n into_o cold_a water_n then_o dry_v it_o and_o reduce_v it_o again_o to_o powder_n add_v to_o that_o powder_n its_o weight_n of_o our_o fine_a salt_n of_o tartar_n of_o chap._n 93._o mix_v these_o two_o powder_n well_o and_o make_v little_a pill_n of_o they_o with_o common_a water_n then_o wipe_v these_o pill_n and_o put_v they_o into_o a_o earthen_a pot_n on_o a_o strong_a fire_n there_o to_o grow_v red_a hot_a for_o twelve_o hour_n space_n without_o melt_v then_o put_v they_o into_o a_o pot_n in_o a_o glass-house_n furnace_n where_o leave_v they_o two_o day_n to_o be_v well_o melt_v and_o purify_v then_o put_v the_o matter_n twelve_o hour_n in_o the_o anneal_a furnace_n to_o cool_v little_a by_o little_a then_o break_v the_o crucible_n and_o you_o will_v have_v a_o fine_a material_a for_o diamond_n which_o cut_v and_o polish_v at_o the_o wheel_n chap._n cxl_o another_o way_n of_o make_v the_o diamond_n of_o alencon_n here_o follow_v a_o way_n of_o make_v diamond_n of_o alencon_n which_o be_v not_o quite_o so_o fine_a as_o the_o precedent_n but_o have_v notwithstanding_o several_a advantage_n which_o attend_v it_o beside_o it_o be_v more_o easy_a since_o there_o only_o need_v a_o ordinary_a fire_n to_o succeed_v in_o it_o take_v a_o earthen_a glaze_v pot_n set_v it_o on_o a_o little_a furnace_n put_v in_o it_o file_n of_o steel_n with_o some_o vine-ash_n at_o discretion_n wherein_o place_n by_o one_o another_o crystal_n cut_v and_o polish_a then_o pour_v common_a water_n gentle_o on_o it_o which_o warm_a and_o boil_v during_o the_o space_n of_o twelve_o hour_n take_v care_n to_o add_v boil_a water_n fresh_a into_o the_o vessel_n as_o the_o water_n in_o it_o consume_v by_o boil_v and_o take_v care_v it_o boil_v continual_o then_o see_v if_o your_o crystal_n have_v acquire_v the_o colour_n and_o hardness_n you_o expect_v if_o not_o continue_v the_o fire_n some_o hour_n long_o and_o they_o will_v be_v like_o the_o true_a diamond_n of_o alencon_n take_v care_n to_o repolish_v they_o again_o at_o the_o wheel_n to_o give_v they_o colour_n and_o brightness_n chap._n cxli_o the_o way_n to_o give_v the_o true_a colour_n and_o hardness_n of_o a_o diamond_n to_o crystal_n and_o diamond_n of_o alencon_n there_o be_v nothing_o in_o nature_n which_o art_n can_v imitate_v and_o oftentimes_o those_o thing_n which_o seem_v most_o difficult_a prove_v to_o be_v most_o easy_a when_o manage_v with_o judgement_n or_o when_o he_o that_o undertake_v to_o do_v they_o have_v experiment_v any_o thing_n of_o the_o like_a nature_n before_o and_o know_v the_o nature_n and_o property_n and_o power_n of_o his_o subject_n although_o the_o imperfect_a metal_n be_v immature_n or_o unripe_a they_o contain_v notwithstanding_o a_o great_a deal_n of_o fix_a and_o volatile_a gold_n which_o may_v be_v easy_o separate_v or_o attract_v out_o by_o mean_n of_o art_n imperfect_a metal_n may_v be_v very_o much_o meliorate_v by_o fire_n by_o a_o proportionable_a and_o agreeable_a coction_n there_o be_v also_o crystal_n and_o precious_a stone_n which_o have_v no_o natural_a hardness_n which_o may_v be_v give_v they_o by_o art_n have_v all_o the_o natural_a disposition_n thereunto_o require_v since_o they_o have_v the_o same_o principle_n as_o the_o most_o fine_a and_o that_o they_o only_o want_v a_o little_a sulphur_n which_o hinder_v their_o thorough_a coction_n thus_o this_o defect_n may_v be_v obviate_v in_o precious_a stone_n as_o well_o as_o metal_n by_o give_v they_o a_o due_a coction_n and_o so_o change_v they_o for_o the_o better_a we_o will_v begin_v to_o give_v the_o most_o simple_a way_n of_o attain_v it_o before_o we_o show_v those_o that_o be_v more_o exalt_v you_o may_v give_v the_o colour_n and_o hardness_n of_o diamond_n to_o crystal_n and_o diamond_n of_o alencon_n by_o take_v good_a dutch_a trepoly_n and_o make_v a_o paste_n of_o it_o with_o water_n out_o of_o the_o smith_n forge_n wherein_o you_o must_v wrap_v up_o the_o quantity_n you_o design_n of_o crystal_n or_o diamond_n of_o alencon_n cut_v and_o polish_a then_o set_v it_o in_o a_o crucible_n cover_v and_o lute_v on_o a_o gradual_a fire_n where_o let_v it_o stand_v till_o the_o crucible_n become_v red_a hot_a a_o little_a time_n after_o take_v it_o out_o and_o take_v out_o the_o stone_n then_o polish_v they_o again_o at_o the_o wheel_n to_o give_v they_o their_o colour_n to_o set_v they_o in_o work_n take_v indian_a paper_n with_o leave_n of_o tin_n like_o those_o you_o put_v behind_o looking-glass_n then_o let_v they_o be_v set_v by_o some_o good_a goldsmith_n and_o they_o can_v scarce_o be_v distinguish_v from_o fine_a oneâ—_n except_o by_o very_o nice_a discerner_n chap._n cxlii_o another_o way_n to_o harden_v crystal_n and_o diamond_n of_o alencon_n crystal_n also_o acquire_v hardness_n in_o the_o paste_n we_o be_v now_o go_v to_o describe_v because_o their_o humidity_n exhale_v and_o they_o become_v more_o fix_v take_v barly-meal_n well_o sift_v with_o petroleum_n or_o rock-oyl_n then_o cut_v that_o paste_n in_o the_o middle_n and_o put_v all_o your_o stone_n in_o order_n so_o that_o they_o may_v not_o touch_v one_o another_o then_o cover_v your_o stone_n with_o the_o other_o half_a of_o the_o paste_n than_o put_v it_o in_o a_o crucible_n cover_v with_o another_o and_o lute_v well_o together_o and_o let_v it_o dry_v then_o set_v this_o crucible_n in_o a_o gradual_a wheel-fire_n from_o five_o to_o six_o hour_n a_o small_a fire_n the_o two_o first_o hour_n which_o increase_n from_o two_o to_o two_o hour_n till_o the_o end_n of_o the_o six_o then_o let_v the_o whole_a cool_a of_o itself_o then_o break_v your_o crucible_n and_o you_o will_v find_v your_o stone_n very_o fine_a shine_a and_o sparkle_v like_o fine_a diamond_n which_o repolish_a at_o the_o wheel_n and_o set_v by_o a_o skilful_a workman_n chap._n cxliii_o a_o way_n to_o harden_v crystal_n and_o diamond_n of_o alencon_n and_o to_o make_v they_o sparkle_v as_o much_o as_o natural_a oriental_a diamond_n although_o this_o be_v a_o important_a secret_n and_o ill_a people_n may_v commit_v cheat_n by_o it_o yet_o i_o will_v here_o give_v it_o for_o the_o sake_n of_o the_o curious_a who_o only_o seek_v for_o their_o own_o satisfaction_n take_v one_o pound_n of_o loadstone_n a_o pound_n of_o quicklime_n and_o half_a a_o
furnace_n vault_n or_o on_o the_o upper_a vault_n take_v special_a care_n that_o they_o do_v melt_v let_v they_o remain_v there_o for_o three_o or_o four_o day_n or_o until_o they_o be_v very_o well_o calcine_v this_o do_v resolve_v they_o into_o a_o impalpable_a powder_n add_v thereto_o four_o pound_n of_o calx_fw-la of_o lead_n and_o tin_n prepare_v and_o calcine_v according_a to_o direction_n in_o chap._n 148._o and_o chap._n 81._o four_o pound_n of_o white_a calcine_v tartar_n prescribe_v in_o chap._n 5._o and_o elsewhere_o these_o be_v all_o mix_a and_o very_o fine_o pulverise_v put_v they_o they_o into_o your_o glaze_v pot_n at_o the_o glass-house_n furnace_n to_o melt_v and_o refine_v thence_o throw_v the_o metal_n into_o water_n and_o again_o when_o dry_a into_o the_o pot_n to_o melt_v cast_v it_o a_o second_o time_n into_o the_o water_n and_o dry_v it_o let_v it_o melt_v and_o refine_v over-again_a in_o the_o pot_n for_o some_o hour_n and_o it_o will_v be_v fit_a for_o use_v consider_v always_o the_o lead_n which_o be_v among_o the_o other_o ingredient_n and_o be_v very_o careful_a that_o you_o let_v none_o of_o it_o remain_v in_o the_o pot_n when_o you_o throw_v the_o matter_n out_o into_o the_o water_n for_o it_o will_v be_v apt_a to_o precipitate_v to_o the_o bottom_n and_o this_o for_o several_a reason_n elsewhere_o give_v too_o tedious_a and_o needless_a to_o be_v here_o repeat_v chap._n clxiv_o a_o excellent_a preparation_n of_o fusible_a manganese_n to_o be_v use_v in_o make_v of_o our_o red_a enamel_n we_o have_v already_o give_v sufficient_a direction_n to_o prepare_v manganese_n of_o piedmont_n in_o chap._n 18._o for_o ting_a these_o matter_n of_o which_o we_o have_v already_o discourse_v but_o for_o red_a and_o rose-colour_n enamel_n there_o be_v some_o more_o exquisite_a ingredient_n and_o preparation_n require_v which_o we_o think_v proper_a to_o give_v account_n of_o here_o before_o we_o speak_v of_o the_o enamel_n itself_o any_o other_o than_o manganese_n of_o piedmont_n will_v not_o serve_v your_o turn_n for_o that_o only_o be_v fit_a for_o our_o use_n to_o contribute_v to_o the_o fairness_n and_o life_n of_o the_o colour_n take_v therefore_o equal_a quantity_n of_o this_o manganese_n and_o salt-petre_a as_o much_o as_o you_o please_v and_o let_v they_o reverberate_v and_o calcine_v in_o a_o earthen_a pot_n in_o your_o furnace_n twenty_o four_o hour_n take_v it_o off_o and_o wash_v it_o well_o in_o warm_a water_n to_o separate_v the_o salt-petre_a dry_v it_o well_o and_o the_o mass_n will_v be_v of_o a_o red_a colour_n to_o this_o add_v a_o equal_a quantity_n of_o sal-armoniack_a grind_v these_o on_o a_o marble_n with_o distil_a vinegar_n as_o painter_n do_v their_o colour_n dry_v it_o and_o reduce_v it_o to_o powder_n put_v it_o afterward_o into_o a_o strong_a matrass_n or_o bolt-head_n of_o glass_n big-bellyed_a and_o long-necked_a there_o to_o sublimate_v about_o twelve_o hour_n break_v your_o matrass_n mix_v all_o the_o volatile_a and_o fix_a part_n together_o add_v the_o same_o quantity_n of_o sal-armoniack_a as_o there_o be_v flower_n and_o take_v care_n to_o weigh_v they_o before_o composition_n grind_v pulverize_v and_o sublime_a as_o before_o repeat_v this_o until_o your_o manganese_n remain_v fusible_a in_o the_o bottom_n of_o the_o matras_n and_o this_o be_v that_o which_o you_o must_v preserve_v to_o thing_fw-mi crystal_n with_o and_o make_v it_o ruddy_a and_o diaphanous_a or_o transparent_a as_o a_o ruby_n chap._n clxv_o the_o way_n to_o make_v a_o fix_a sulphur_n to_o be_v use_v in_o composition_n for_o enamel_n this_o fix_a sulphur_n serve_v for_o several_a use_n in_o chemistry_n and_o very_o convenient_a for_o oblige_v young_a artist_n now_o though_o it_o be_v not_o so_o unavoidable_o necessary_a for_o make_v red_a enamel_n yet_o we_o will_v not_o omit_v it_o here_o because_o it_o contribute_v to_o our_o prescribe_v two_o sort_n of_o way_n for_o it_o as_o well_o as_o to_o satisfy_v the_o more_o curious_a goldsmith_n put_v flower_n of_o sulphur_n as_o much_o as_o you_o please_v into_o a_o glass_n cucurbite_n lute_v at_o bottom_n pour_v thereto_o oyl-olive_n as_o much_o as_o will_v drown_v the_o matter_n by_o two_o inch_n set_v the_o cucurbite_n on_o a_o violent_a sand-furnace_n for_o a_o full_a hour_n then_o take_v it_o off_o and_o pour_v in_o strong_a vinegar_n and_o the_o sulphur_n will_v soon_o precipitate_v and_o the_o oil_n ascend_v on_o the_o surface_n of_o the_o vinegar_n decant_v this_o from_o the_o sulphur_n into_o another_o vessel_n and_o put_v in_o more_o fresh_a oil_n as_o before_o do_v thus_o thrice_o and_o you_o will_v have_v at_o length_n a_o fix_a sulphur_n to_o make_v use_n of_o for_o enamel_n chap._n clxvi_o another_o fix_v incombustible_a sulphur_n there_o be_v yet_o another_o way_n for_o fixation_n of_o sulphur_n for_o the_o same_o use_n and_o several_a chemical_a operation_n wherein_o it_o have_v very_o great_a virtue_n make_v strong_a lie_n of_o quicklime_n and_o harsh_a oak-ash_n put_v therein_o flower_n of_o sulphur_n until_o the_o liquid_a surface_n be_v four_o inch_n upmost_a boil_v it_o for_o a_o considerable_a while_n over_o the_o fire_n this_o will_v cleanse_v and_o purge_v the_o sulphur_n from_o its_o unctuosity_n and_o corruption_n and_o qualify_v it_o for_o your_o purpose_n separate_v the_o lie_n from_o the_o sulphur_n and_o dry_v it_o you_o will_v have_v it_o white_a fix_v and_o incombustible_a exceed_v proper_a for_o the_o goldsmith_n to_o make_v use_n of_o on_o gold_n we_o can_v prescribe_v several_a way_n more_o to_o make_v sulphur_n fix_v and_o fusible_a but_o these_o two_o already_o give_v be_v sufficient_a for_o our_o purpose_n we_o reserve_v they_o therefore_o for_o some_o other_o place_n to_o be_v discover_v among_o matter_n more_o excellent_a and_o of_o great_a curiosity_n for_o the_o advantage_n of_o such_o person_n who_o study_v the_o improvement_n and_o profounder_n part_n of_o chemistry_n chap._n clxvii_o to_o extract_n spirit_n of_o saturn_n a_o excellent_a ingredient_n for_o enamel_n and_o glass-work_n we_o think_v fit_a to_o propose_v all_o the_o preparation_n proper_a for_o make_v a_o red_a enamel_n before_o we_o show_v the_o way_n to_o make_v it_o because_o the_o ingredient_n to_o be_v use_v must_n first_o be_v provide_v or_o we_o can_v proceed_v regular_o to_o our_o business_n among_o the_o rest_n this_o spirit_n of_o saturn_n be_v not_o to_o be_v lay_v aside_o which_o though_o consider_v here_o as_o useful_a only_o in_o enamel_n and_o glass-work_n may_v have_v other_o virtue_n familiar_a to_o the_o learned_a but_o for_o our_o business_n it_o be_v such_o as_o do_v very_o noble_o heighten_v and_o much_o improve_v the_o matter_n for_o our_o work_n and_o for_o any_o other_o not_o immediate_o relate_v to_o we_o here_o we_o pass_v over_o in_o silence_n reduce_v good_a litharge_n as_o much_o as_o you_o please_v to_o a_o impalpable_a powder_n and_o set_v it_o in_o a_o glaze_v earthen_a vessel_n over_o a_o still_a fire_n add_v to_o this_o good_a distil_a vinegar_n till_o four_o inch_n above_o it_o mix_v they_o well_o together_o and_o then_o let_v they_o settle_v until_o the_o vinegar_n become_v milk-coloured_n which_o will_v be_v in_o a_o little_a time_n decant_v this_o vinegar_n off_o gentle_o and_o put_v on_o fresh_a continue_v to_o do_v thus_o until_o it_o admit_v of_o no_o more_o colour_n then_o put_v all_o the_o milk-coloured_n vinegar_n into_o a_o glaze_v earthen_a vessel_n and_o let_v it_o stand_v until_o the_o lead_v precipitate_a to_o the_o bottom_n from_o whence_o pour_v of_o the_o clear_a vinegar_n which_o will_v be_v at_o top_n and_o that_o milk-couloured_a sediment_n which_o remain_v be_v what_o we_o call_v spirit_n of_o saturn_n though_o improper_o and_o that_o which_o we_o will_v make_v use_n of_o for_o the_o enamel_n and_o glass_n if_o it_o do_v not_o precipitate_v well_o to_o your_o like_n and_o that_o the_o vinegar_n at_o top_n be_v not_o very_o clear_a cast_v among_o it_o some_o cold_a water_n if_o that_o will_v do_v and_o that_o your_o vinegar_n still_o continue_v muddy_a set_v all_o the_o water_n and_o vinegar_n together_o over_o a_o gentle_a fire_n to_o evaporate_v and_o thus_o you_o will_v have_v the_o more_o spirituous_a part_n of_o your_o vinegar_n a_o sediment_n in_o the_o bottom_n of_o the_o vessel_n which_o be_v exceed_o useful_a for_o glass-work_n keep_v it_o together_o with_o the_o rest_n of_o the_o saturn_n for_o use_v this_o noble_a preparation_n which_o we_o call_v spirit_n of_o saturn_n do_v indeed_o contain_v it_o but_o you_o must_v have_v skill_n to_o extract_v it_o thereout_o to_o say_v that_o it_o be_v all_o spirit_n of_o saturn_n be_v untrue_a for_o it_o be_v that_o wherein_o the_o spirit_n be_v contain_v and_o from_o whence_o it_o may_v be_v more_o easy_o and_o better_a separate_v than_o from_o the_o mass_n of_o lead_n i_o propose_v
set_v all_o in_o a_o kettle_n over_o a_o fire_n till_o the_o water_n be_v milk-warm_a keep_v your_o hand_n in_o it_o until_o you_o can_v bear_v the_o heat_n no_o long_o then_o take_v it_o off_o cover_v it_o with_o a_o cloth_n that_o the_o heat_n may_v continue_v the_o long_o let_v it_o repose_v for_o twenty_o four_o hour_n then_o run_v off_o the_o lixivium_n and_o keep_v it_o for_o the_o follow_a purpose_n get_v a_o clean_a earthen-pot_n and_o put_v therein_o three_o quart_n of_o fair_a water_n to_o half_a the_o lixivium_n order_n a_o fire_n and_o let_v this_o boil_v thereon_o which_o when_o it_o begin_v to_o do_v put_v in_o a_o ounce_n of_o the_o grain_n pound_v impalpable_o in_o a_o brass-mortar_n and_o sear_v then_o pound_n a_o little_a crude_a tartar_n to_o take_v off_o the_o remain_a part_n of_o the_o grain_n on_o the_o bottom_n and_o side_n of_o your_o mortar_n and_o so_o put_v it_o in_o with_o the_o grain_n when_o the_o water_n begin_v to_o boil_v again_o take_v it_o off_o in_o a_o instant_n and_o set_v it_o to_o cool_v this_o do_v and_o the_o water_n cold_a take_v the_o shearing_n prepare_v in_o the_o former_a chapter_n and_o let_v they_o stain_v therein_o about_o half_a a_o hour_n afterward_o squeeze_v it_o into_o another_o pot_n by_o expression_n and_o after_o you_o have_v thus_o draw_v off_o all_o the_o tincture_n put_v the_o shearing_n into_o the_o last_o pot_n stir_v they_o about_o very_o well_o with_o a_o small_a stick_n that_o they_o may_v stain_v the_o soon_o boil_v all_o for_o about_o half_a a_o hour_n over_o a_o small_a fire_n else_o the_o tincture_n will_v become_v black_a then_o take_v the_o shearing_n out_o and_o put_v they_o well_o tinge_v into_o a_o vessel_n of_o cold_a water_n about_o half_a a_o hour_n after_o pour_v off_o the_o water_n gentle_o and_o so_o put_v fresh_a on_o again_o then_o press_v and_o spread_v they_o to_o dry_v in_o a_o clean_a place_n where_o no_o dust_n can_v come_v at_o they_o this_o do_v make_v the_o follow_a lixivium_n put_v on_o a_o hempen-cloth_n double_v vine-stalk-ash_n or_o ash_n of_o willow_n or_o some_o other_o light_a wood_n pour_v thereon_o by_o degree_n cold_a water_n let_v it_o strain_v through_o into_o a_o vessel_n set_v underneath_o pour_v it_o again_o on_o the_o ash_n and_o when_o it_o be_v all_o run_v through_o set_v it_o to_o settle_v for_o twenty_o four_o hour_n that_o the_o ash_n which_o it_o carry_v off_o may_v fall_v to_o the_o bottom_n this_o do_v pour_v the_o lixivium_n by_o degree_n into_o another_o vessel_n reject_v the_o sediment_n put_v your_o shearing_n into_o this_o have_v warm_v it_o when_o it_o begin_v to_o be_v cold_a let_v it_o boil_v over_o a_o gentle_a fire_n and_o it_o will_v become_v red_a take_v a_o little_a of_o the_o shearing_n press_v they_o well_o and_o if_o it_o remain_v without_o colour_n take_v off_o the_o kettle_n immediate_o for_o the_o lixivium_n have_v extract_v it_o entire_o spread_v a_o linen-cloth_n over_o a_o freestone_n bowl_n set_v the_o shearing_n therein_o and_o pour_v on_o the_o lixivium_n by_o little_a and_o little_a to_o strain_v and_o yield_v the_o tincture_n then_o squeeze_v the_o cloth_n and_o the_o shearing_n therein_o to_o press_v out_o all_o the_o colour_n that_o remain_v in_o they_o throw_v away_o the_o cloth_n wash_v the_o shearing_n clean_a and_o keep_v they_o for_o the_o like_a use_n another_o time_n then_o put_v twelve_o ounce_n of_o roch-allom_n well_o powder_v into_o a_o glass_n body_n full_a of_o cold_a water_n let_v it_o dissolve_v quite_o when_o this_o be_v perfect_o do_v spread_v a_o linen-cloth_n over_o two_o staff_n and_o set_v underneath_o a_o large_a freestone_n vessel_n put_v all_o the_o allom-water_n into_o the_o bottle_n of_o tincture_n and_o strain_v it_o afterward_o through_o this_o cloth_n the_o lixivium_n will_v go_v through_o it_o clear_v and_o leave_v the_o colour_n behind_o but_o if_o it_o shall_v not_o be_v colour_v it_o be_v only_o strain_v it_o through_o again_o and_o you_o will_v have_v do_v now_o to_o get_v the_o tincture_n you_o must_v mix_v all_o that_o remain_v on_o the_o cloth_n and_o gather_v it_o together_o spread_v it_o afterward_o over_o new-made_a tile_n which_o have_v not_o yet_o be_v allow_v time_n to_o moisten_v on_o the_o piece_n of_o linen_n then_o mould_v they_o into_o troche_n to_o dry_v sudden_o without_o mould_v which_o will_v spoil_v they_o therefore_o you_o must_v take_v great_a care_n that_o the_o tile_n be_v not_o at_o all_o moist_a and_o if_o so_o to_o change_v they_o that_o it_o may_v dry_v the_o soon_o and_o thus_o you_o will_v have_v a_o lake_n of_o admirable_a colour_n for_o paint_v you_o must_v lessen_v or_o improve_v the_o colour_n as_o you_o find_v by_o a_o great_a or_o lesser_a quantity_n of_o roch-allom_n chap._n ccxxiu_o a_o ready_a way_n to_o extract_n the_o tincture_n of_o kerm-berry_n though_o the_o menstruum_fw-la give_v in_o the_o last_o chapter_n make_v with_o shearing_n of_o cloth_n be_v a_o very_a good_a one_o for_o this_o purpose_n yet_o the_o follow_a be_v a_o more_o easy_a and_o as_o effectual_a take_v strong-water_n of_o the_o first_o run_v or_o distil_v and_o put_v it_o into_o a_o long-neckt_a glass_n body_n dissolve_v therein_o a_o pound_n of_o roch-allom_n add_v a_o ounce_n of_o kerm-berry_n fine_o powder_v and_o sear_v let_v it_o digest_v well_o shake_v the_o matrass_n from_o time_n to_o time_n and_o the_o strong-water_n will_v draw_v to_o they_o all_o the_o tincture_n of_o the_o kermes_n and_o be_v very_o sine_o colour_v then_o let_v all_o settle_v four_o day_n and_o afterward_o pour_v it_o gentle_o into_o a_o glaze_v earthen-vessel_n dissolve_v four_o ounce_n of_o roch-allom_n in_o run_v water_n and_o pour_v this_o into_o the_o strong-water_n or_o tincture_n of_o kermes_n to_o cause_v a_o separation_n filter_n it_o through_o a_o linen-cloth_n and_o the_o strong-water_n will_v fall_v through_o white_a leave_v the_o tincture_n behind_o if_o they_o be_v any_o thing_n colour_v strain_v they_o again_o and_o again_o until_o they_o be_v clear_a take_v up_o the_o lake_n or_o colour_n with_o a_o clean_a wooden-spoon_n and_o make_v it_o into_o troche_n dry_v they_o as_o direct_v in_o the_o former_a chapter_n thus_o you_o may_v have_v a_o quantity_n of_o this_o colour_n or_o lake_n as_o fine_a and_o good_a as_o the_o former_a chap._n ccxxu._n to_o make_v lake_n or_o tincture_n of_o brazile_n the_o brazile_n which_o dyer_n make_v use_v of_o be_v mean_v here_o take_v of_o the_o fine_a which_o come_v from_o fernambouck_n that_o be_v the_o best_a the_o way_n of_o extract_v this_o tincture_n be_v the_o same_o as_o the_o former_a from_o kermes_n and_o may_v be_v effect_v two_o way_n either_o with_o the_o first_o prescribe_v menstruum_fw-la or_o the_o strong-water_n observe_v only_a not_o to_o put_v as_o much_o allom_n to_o each_o ounce_n of_o brazile_n as_o to_o the_o berry_n for_o that_o tincture_n be_v deep_a than_o this_o from_o brazile_n and_o consequent_o require_v more_o stuff_n use_v therefore_o as_o much_o here_o as_o you_o find_v reasonable_a for_o experience_n will_v give_v you_o the_o best_a instruction_n take_v notice_n too_o that_o when_o you_o do_v it_o by_o the_o first_o menstruum_fw-la there_o be_v a_o great_a quantity_n require_v of_o brazile_n than_o be_v prescribe_v of_o kermes-berry_n to_o each_o pound_n of_o shearing_n in_o every_o thing_n else_o follow_v the_o former_a direction_n and_o you_o will_v have_v a_o fine_a colour_n or_o lake_n less_o chargeable_a and_o altogether_o as_o good_a as_o the_o tincture_n of_o kermes_n for_o paint_v chap._n ccxxvi_o to_o extract_n tincture_n of_o mad_a for_o lake_n mad_a be_v the_o root_n of_o a_o plant_n common_a enough_o but_o general_o come_v from_o holland_n and_o zealand_n and_o use_v by_o dyer_n if_o good_a it_o be_v red_a it_o be_v fine_a than_o brazile_n and_o before_o you_o use_v it_o must_v be_v fine_o powder_v to_o give_v the_o better_a colour_n you_o may_v use_v either_o of_o the_o former_a menstruum_n of_o shearing_n or_o strong-water_n order_v your_o quantity_n as_o direct_v for_o the_o brazile_n if_o you_o follow_v the_o preparation_n give_v in_o chap._n 223._o you_o will_v have_v a_o fine_a colour_n from_o this_o root_n which_o make_v into_o troche_n dry_v they_o as_o before_o this_o will_v be_v a_o perfect_a lake_n and_o very_o fine_a for_o use_v chap._n ccxxvii_o how_o to_o make_v ultra-marine_a of_o lapis-lazuli_a this_o rich_a and_o noble_a blue_n draw_v from_o a_o azure-stone_n common_o call_v lapis-lazuli_a it_o be_v 〈◊〉_d opaque-stone_n of_o a_o fine_a sky-colour_n or_o turkish-â—lue_a or_o like_o the_o blue-flower_n which_o grow_v in_o cornâ—â—lds_n it_o be_v embellish_v with_o small_a streak_n and_o spark_n of_o gold-colour_n the_o best_a be_v that_o which_o be_v fix_v â—â—at_o be_v can_v endure_v fire_n without_o
baptista_n porta_n kircher_n and_o many_o other_o author_n if_o you_o will_v make_v the_o mirror_n a_o convex_a glass_n you_o must_v have_v the_o mould_v concave_a and_o these_o you_o may_v do_v two_o way_n thus_o take_v the_o two_o concave_a side_n of_o the_o mould_n and_o close_v they_o together_o equal_o as_o the_o founder_n do_v their_o frames_n pour_v in_o through_o the_o mouth_n of_o the_o mould_n your_o crystal_n metal_n let_v it_o fill_v the_o mould_n and_o afterward_o cool_a another_o way_n be_v to_o take_v two_o concave_a mirror_n and_o join_v their_o face_n solder_v they_o well_o all_o about_o only_o leave_v a_o small_a orifice_n through_o which_o you_o may_v fill_v it_o with_o some_o aqua_fw-la vitæ_fw-la and_o so_o stop_v the_o hole_n and_o frame_v they_o with_o wood_n or_o metal_n this_o sort_n of_o mirror_n have_v a_o more_o ready_a influence_n on_o the_o sun_n beam_n then_o any_o other_o we_o will_v say_v something_o of_o the_o effect_n thereof_o when_o we_o come_v to_o speak_v of_o the_o metal_n mirror_n but_o upon_o the_o whole_a matter_n you_o must_v have_v these_o glass_n all_o very_a well_o polish_v these_o burn_a glass_n may_v be_v make_v parabolic_a or_o spheroidal_a and_o such_o have_v still_o a_o better_a effect_n than_o the_o spheric_a you_o must_v proceed_v in_o mould_v they_o as_o with_o the_o former_a you_o must_v observe_v a_o just_a proportion_n in_o do_v they_o for_o when_o they_o be_v too_o much_o raise_v they_o be_v hinder_v by_o their_o deepness_n from_o have_v a_o good_a effect_n and_o upon_o this_o depend_v the_o whole_a nicety_n of_o the_o art_n chap._n cclu._n how_o to_o make_v metal_n mirror_n concave_a sphericks_n or_o parabolick_v usual_o call_v steel_n burn_v mirror_n the_o author_n cite_v in_o the_o former_a chapter_n be_v very_o useful_a to_o be_v consult_v on_o this_o occasion_n to_o demonstrate_v the_o method_n use_v and_o excellency_n of_o these_o mirror_n for_o which_o reason_n we_o shall_v say_v but_o little_a on_o that_o subject_a the_o mould_v for_o they_o be_v prepare_v as_o in_o the_o former_a chapter_n whether_o concave_a or_o convex_v and_o for_o such_o as_o be_v flat_a they_o may_v be_v cast_v on_o sand._n the_o metal_n of_o these_o mirror_n be_v call_v steel_n because_o it_o be_v of_o a_o very_a hard_a and_o bright_a composure_n and_o temper_n and_o the_o hard_a the_o metal_n the_o better_a the_o mirror_n and_o the_o easy_a to_o polish_v the_o whiteness_n of_o it_o be_v very_o convenient_a for_o give_v the_o quality_n of_o burn_v and_o not_o only_o for_o that_o but_o several_a other_o use_v if_o it_o be_v too_o red_a or_o black_a it_o alter_v the_o true_a distance_n and_o colour_n of_o its_o opposite_a object_n you_o must_v therefore_o make_v they_o of_o this_o follow_a composition_n take_v three_o pound_n of_o copper_n one_o pound_n of_o fine_a tin_n half_o a_o ounce_n of_o white_a arsenic_n a_o ounce_n of_o tartar_n first_o melt_v the_o copper_n than_o put_v the_o tin_n in_o immerge_v in_o the_o copper_n else_o it_o will_v fume_v away_o in_o the_o melt_a and_o leave_v the_o copper_n behind_o these_o two_o be_v well_o melt_v together_o cast_v in_o the_o arsenic_n and_o tartar_n after_o this_o let_v all_o melt_v for_o two_o or_o three_o hour_n and_o so_o mould_v it_o some_o person_n dose_n with_o the_o former_a weight_n of_o copper_n and_o tin_n half_o a_o pound_n of_o white_a arsenic_n uther_n instead_o of_o arsenic_n put_v in_o a_o quarter_n of_o a_o pound_n of_o antimony_n here_o be_v another_o way_n to_o compound_v this_o stuff_n of_o the_o follow_a ingredient_n and_o after_o that_o another_o composition_n much_o more_o excellent_a than_o either_o take_v a_o pound_n of_o well_o refine_a copper_n melt_v it_o then_o add_v three_o pound_n of_o fine_a tin_n as_o soon_o as_o these_o be_v well_o melt_v add_v six_o ounce_n of_o red_a tartar_n calcine_v one_o ounce_n of_o salt-petre_a two_o dram_fw-la of_o allom_n and_o two_o ounce_n of_o arsenic_n let_v these_o melt_v for_o three_o or_o four_o hour_n that_o the_o salt_n may_v evaporate_v and_o the_o stuff_n will_v be_v fit_a for_o mould_v this_o stuff_n be_v more_o solid_a and_o hard_a than_o the_o former_a and_o much_o better_a to_o make_v the_o flat_a mirror_n for_o look_v you_o shall_v be_v show_v how_o to_o polish_v they_o in_o the_o next_o chapter_n we_o have_v promise_v to_o assign_v a_o much_o more_o excellent_a stuff_n for_o concave_n than_o the_o former_a one_o will_v give_v it_o here_o because_o of_o the_o hardness_n and_o compactness_n thereof_o it_o be_v more_o capable_a of_o polish_n and_o consequent_o much_o better_a than_o the_o rest_n take_v plate_n of_o copper_n one_o pound_n mince_v they_o that_o they_o may_v be_v put_v into_o a_o crucible_n imbibe_v they_o with_o oil_n of_o tartar_n then_o powder_v a_o quarter_n of_o â—_o pound_n of_o white_a arsenic_n and_o put_v these_o s._n s._n s._n as_o we_o have_v show_v the_o method_n elsewhere_o until_o you_o fill_v the_o crucible_n pour_v on_o they_o afterward_o linseed-oyl_n to_o cover_v the_o arsenic_n and_o the_o copper_n head_n and_o lute_n youâ—_n crucible_n and_o when_o the_o lute_n be_v dry_a set_v it_o on_o a_o sand-furnace_n let_v the_o sand_n arise_v no_o high_a than_o the_o head_n heat_n the_o furnace_n very_o gentle_o till_o it_o arrive_v aâ—_n a_o just_a degree_n and_o the_o oil_n begin_v to_o evaporate_v 〈◊〉_d this_o time_n the_o oil_n will_v prepare_v the_o copper_n for_o retain_v the_o arsenic_n which_o must_v enter_v the_o copper_n as_o easy_o as_o oil_n do_v leather_n set_v it_o again_o on_o fresh_a sand_n and_o increase_v the_o heat_n of_o the_o furnace_n give_v iâ—_n the_o same_o degree_n as_o before_o until_o the_o oil_n evaporate_v and_o boil_v up_o then_o take_v off_o the_o crucible_n let_v it_o cool_v and_o break_v it_o you_o will_v find_v your_o copper_n of_o several_a colour_n and_o will_v be_v much_o better_a if_o instead_o of_o arsenic_n you_o make_v use_v of_o orpiment_n take_v of_o this_o copper_n one_o part_n of_o latin_n two_o part_n melt_v the_o latin_a on_o a_o smart_a fire_n and_o so_o put_v in_o the_o copper_n when_o they_o be_v well_o melt_v cast_v the_o metal_n drop_v by_o drop_n into_o a_o glaze_v earthen_a vessel_n full_a of_o water_n over_o which_o lie_v a_o bush_n or_o broom_n for_o the_o stuff_n to_o go_v through_o thus_o you_o will_v have_v a_o metal_n not_o to_o be_v touch_v with_o a_o file_n nor_o brittle_a as_o good_a as_o any_o steel_n for_o all_o use_n whatsoever_o take_v of_o this_o hard_a metal_n three_o part_n and_o best_a tin_n of_o cornwall_n which_o have_v no_o lead_n in_o it_o one_o part_n melt_v the_o metal_n before_o you_o put_v in_o the_o tin_n after_o these_o be_v well_o incorporate_v you_o may_v fill_v your_o mould_v etc._n etc._n this_o be_v the_o best_a of_o all_o our_o composition_n for_o make_v of_o all_o sort_n of_o these_o metal_n mirror_n it_o be_v white_a hard_a not_o brittle_a and_o very_o easy_o polish_v exceed_v fine_a chap._n cclvi_o to_o polish_v the_o steel_n mirror_n whatsoever_o exactness_n you_o use_v in_o mould_v these_o they_o do_v never_o receive_v their_o true_a shape_n and_o perfection_n until_o they_o be_v polish_v and_o burnish_v in_o do_v which_o lest_o you_o shall_v spoil_v or_o endamage_v they_o you_o must_v work_v away_o the_o outside_o at_o the_o wheel_n with_o the_o sand-stone_n which_o the_o pewterer_n and_o brazier_n make_v use_v of_o and_o then_o apply_v the_o handle_n and_o polish_v they_o sufficient_o by_o rub_v with_o water_n this_o do_v take_v it_o off_o this_o wheel_n and_o put_v it_o on_o the_o second_o where_o rub_v it_o with_o emery_n prepare_v that_o it_o may_v be_v fine_o polish_v so_o as_o the_o scar_n may_v be_v scarce_o perceptible_a do_v this_o in_o a_o oblique_a line_n then_o take_v it_o off_o this_o and_o set_v it_o on_o such_o another_o rub_v it_o with_o bloodstone_n prepare_v and_o afterward_o use_v calx_fw-la of_o tin_n work_v it_o for_o a_o long_a time_n until_o it_o have_v its_o due_a burnish_n and_o perfection_n still_o do_v it_o in_o the_o same_o obliquity_n you_o must_v keep_v these_o mirror_n from_o the_o moistness_n of_o the_o air_n and_o steam_n or_o if_o they_o shall_v happen_v to_o be_v endamage_v by_o any_o such_o you_o may_v restore_v they_o by_o rub_v on_o they_o a_o piece_n of_o deer_n or_o goat_n skin_n humour_v the_o oblique_a line_n you_o must_v not_o use_v any_o woollen_a or_o linen_n stuff_n for_o they_o spoil_v these_o mirror_n these_o mirror_n may_v be_v also_o polish_v with_o lead_n artificial_o melt_v with_o emery_n and_o water_n for_o the_o first_o process_n and_o very_o fine_a emery_n and_o lead_v for_o the_o second_o and_o in_o the_o last_o with_o bloodstone_n and_o tin_n dross_n these_o make_v
keep_v that_o powder_n in_o a_o pot_n close_o shut_v up_o for_o use_n chap._n xxii_o another_o way_n of_o make_v ferretto_n of_o only_a copper_n for_o ting_a glass_n neri_n and_o merret_n give_v the_o name_n of_o ferretto_n of_o spain_n to_o the_o follow_a preparation_n in_o this_o and_o the_o next_o chapter_n assert_v that_o it_o communicate_v several_a very_o fine_a colour_n to_o glass_n the_o different_a way_n of_o calcine_v metal_n cause_n different_a effect_n which_o be_v know_v to_o the_o experience_a in_o this_o art_n if_o the_o ferretto_n we_o have_v teach_v in_o the_o precedent_a chapter_n be_v of_o vast_a use_n in_o glass_n and_o very_o serviceable_a in_o paste_n enamel_n and_o glass_n of_o lead_n by_o reason_n of_o the_o great_a resemblance_n it_o cause_v to_o precious_a stone_n this_o and_o the_o follow_a be_v of_o no_o less_o use_n take_v thin_a plate_n of_o copper_n or_o brass_n cut_v they_o into_o piece_n and_o put_v they_o into_o a_o crucible_n in_o the_o bottom_n of_o which_o you_o have_v lay_v a_o bed_n of_o sulphur_n pulverise_v than_o a_o layer_n of_o copper_n then_o another_o of_o sulphur_n and_o then_o again_o of_o copper_n which_o you_o must_v thus_o continue_v stratum_fw-la super_fw-la stratum_fw-la till_o the_o crucible_n be_v full_a then_o cover_v over_o the_o crucible_n with_o another_o or_o with_o a_o tile_n and_o lute_n it_o well_o and_o dry_v it_o and_o put_v it_o into_o a_o furnace_n among_o hot_a coal_n in_o a_o good_a brisk_a fire_n for_o the_o space_n of_o two_o hour_n then_o take_v out_o the_o crucible_n let_v it_o cool_v and_o you_o will_v find_v the_o copper_n or_o brass_n calcine_v which_o will_v break_v and_o crumble_v between_o your_o finger_n like_o dry_a earth_n of_o a_o blackish_a colour_n you_o must_v pound_v it_o to_o a_o fine_a powder_n and_o searce_v it_o and_o keep_v it_o in_o a_o vessel_n well_o close_v for_o use_n chap._n xxiii_o another_o way_n of_o make_v ferretto_n of_o only_a copper_n for_o ting_a glass_n this_o second_o way_n of_o make_v ferretto_n be_v something_o more_o troublesome_a than_o the_o former_a but_o its_o effect_n in_o glass_n be_v far_o fine_a in_o this_o method_n you_o must_v take_v vitriol_n instead_o of_o sulphur_n wherewith_o you_o stratifie_v the_o thin_a plate_n of_o copper_n in_o the_o crucible_n just_a as_o in_o the_o precedent_a chapter_n than_o set_v this_o crucible_n to_o calcine_v in_o the_o mouth_n of_o a_o glass-furnace_n which_o the_o italian_n call_v occhio_n and_o the_o french_a the_o little_a work_a hole_n where_o it_o ought_v to_o stand_v for_o the_o space_n of_o three_o day_n then_o take_v out_o the_o crucible_n and_o add_v to_o the_o copper_n new_a row_v or_o layer_n of_o vitriol_n stratify_v it_o as_o before_o than_o you_o put_v the_o crucible_n in_o a_o reverberatory_n fire_n in_o the_o same_o place_n as_o before_o which_o you_o must_v continue_v to_o do_v for_o six_o time_n successive_o one_o after_o another_o and_o then_o you_o will_v have_v a_o very_a excellent_a ferretto_n which_o you_o beat_v to_o powder_n and_o it_o will_v thing_fw-mi glass_n of_o extraordinary_a beautiful_a colour_n chap._n xxiv_o to_o make_v crocus_n ferri_n common_o call_v crocus_n martis_n to_o colour_v glass_n we_o will_v show_v several_a way_n of_o prepare_v crocus_n martis_n some_o more_o simple_a other_o more_z extraordinary_a and_o curious_a both_o with_o and_o without_o liqour_n or_o menstruum_n whereof_o the_o effect_n be_v different_a both_o in_o ting_a glass_n and_o other_o use_n to_o which_o it_o be_v put_v crocus_n martis_n which_o be_v make_v without_o menstruum_n depend_v on_o a_o very_a fine_a calcination_n of_o the_o iron_n by_o mean_n of_o which_o the_o tincture_n that_o be_v extract_v give_v a_o very_a fine_a red_a to_o glass_n and_o so_o communicate_v itself_o to_o it_o that_o it_o not_o only_o manifest_v itself_o but_o make_v all_o other_o metalline_a colour_n which_o ordinary_o be_v hide_v and_o dead_a in_o glass_n appear_v fair_a and_o resplendent_a as_o to_o the_o way_n of_o menstruum_n we_o may_v say_v that_o all_o acid_n and_o corrosive_a juice_n which_o operate_v on_o copper_n will_v also_o do_v the_o same_o on_o iron_n so_o that_o you_o will_v always_o have_v a_o red_a colour_n more_o or_o less_o bright_a and_o which_o may_v be_v mix_v with_o tincture_n of_o other_o metal_n to_o cause_v other_o different_a colour_n we_o do_v it_o in_o this_o place_n understand_v by_o our_o two_o method_n of_o dry_a and_o wet_a or_o with_o and_o without_o menstruum_n for_o the_o preparation_n of_o crocus_n martis_n those_o two_o way_n which_o the_o philosopher_n speak_v of_o in_o the_o same_o term_n their_o dry_a way_n or_o method_n be_v only_o a_o certain_a vitrified_a matter_n and_o their_o wet_a or_o menstruous_a one_o a_o sort_n of_o sweet_a alkabest_fw-la liquor_n without_o any_o corrosive_n wherein_o metal_n will_v dissolve_v like_o ice_n in_o warm_a water_n and_o which_o afterward_o can_v be_v reduce_v again_o into_o metal_n by_o any_o way_n whatsoever_o the_o first_o way_n of_o make_v crocus_n martis_n take_v as_o follow_v take_v very_o fine_a file_n of_o iron_n or_o those_o of_o steel_n be_v better_o mix_v they_o in_o a_o crucible_n with_o three_o part_n of_o powder_a brimstone_n stratum_fw-la super_fw-la stratum_fw-la common_o note_v thus_o s_o s_o s._n calcine_v they_o four_o hour_n at_o a_o very_a strong_a fire_n till_o the_o sulphur_n be_v consume_v then_o take_v the_o crucible_n out_o of_o the_o fire_n and_o let_v the_o matter_n cool_n then_o grind_v it_o to_o very_o small_a powder_n and_o searce_v it_o through_o a_o very_a fine_a sieve_n than_o put_v that_o powder_n into_o a_o crucible_n and_o lute_n it_o well_o and_o put_v it_o into_o the_o mouth_n of_o a_o reverberatory_n furnace_n for_o the_o space_n of_o fifteen_o day_n or_o more_o and_o of_o the_o reddish_n colour_v it_o be_v before_o it_o will_v become_v a_o very_a deep_a red_a almost_o like_o purple_a keep_v it_o in_o a_o close_a vessel_n for_o the_o use_n of_o glass_n colour_n it_o will_v work_v many_o wonderful_a effect_n chap._n xxv_o another_o way_n of_o make_v crocus_n martis_n for_o colour_v of_o glass_n though_o this_o second_o way_n of_o make_v crocus_n martis_n be_v very_o easy_a yet_o it_o ought_v to_o be_v esteem_v since_o it_o tinge_v glass_n of_o the_o true_a red_a colour_n of_o blood_n it_o be_v prepare_v thus_o take_v file_n of_o iron_n or_o which_o be_v better_o of_o steel_n mix_v they_o well_o in_o earthen_a pan_n with_o strong_a vinegar_n only_o sprinkle_v they_o so_o much_o that_o they_o may_v be_v thorough_o wet_a spread_v they_o in_o pan_n and_o set_v they_o in_o the_o sun_n till_o they_o be_v dry_a or_o if_o the_o sun_n be_v hide_v by_o the_o cloud_n set_v they_o in_o the_o open_a air_n then_o powder_n they_o and_o sprinkle_v they_o again_o with_o vinegar_n and_o dry_v they_o as_o before_o then_o powder_v they_o again_o and_o repeat_v this_o process_n eight_o time_n at_o last_o grind_v and_o searce_v they_o well_o and_o you_o will_v have_v a_o very_a fine_a powder_n of_o the_o colour_n of_o beat_a brick_n which_o keep_v in_o close_a vessel_n for_o use_n this_o crocus_n martis_n thus_o make_v with_o vinegar_n comply_v very_o much_o with_o green_n and_o the_o emerald_n colour_n of_o glass_n of_o lead_n it_o be_v use_v also_o in_o paste_n for_o the_o same_o colour_n with_o verdigrease_n and_o in_o black_n chap._n xxvi_o another_o way_n of_o make_v crocus_n martis_n with_o aqua_fw-la fortis_fw-la crocus_n martis_n may_v be_v prepare_v a_o three_o way_n with_o aqua_fw-la fortis_fw-la by_o which_o the_o red_a colour_n of_o iron_n be_v make_v yet_o more_o manifest_a in_o glass_n wherein_o it_o be_v so_o very_o resplendent_a and_o bright_a that_o it_o seem_v almost_o incredible_a if_o experience_n do_v not_o show_v it_o put_v fine_a file_n of_o iron_n or_o steel_n into_o glaze_v earthen_a pan_n sprinkle_v they_o with_o aqua_fw-la fortis_fw-la and_o set_v they_o to_o dry_v in_o the_o sun_n and_o then_o reduce_v they_o again_o into_o powder_n and_o repeat_v this_o process_n several_a time_n as_o you_o have_v do_v with_o the_o vinegar_n in_o the_o precedent_n chap._n and_o have_v obtain_v a_o good_a red_a colour_n as_o before_o powder_n it_o and_o searce_v it_o and_o keep_v it_o for_o use_n chap._n xxvii_o another_o way_n of_o make_v crocus_n martis_n with_o aqua_fw-la regalis_fw-la this_o be_v a_o four_o way_n of_o make_v crocus_n martis_n and_o perhaps_o the_o best_a of_o all_o because_o in_o they_o you_o can_v find_v such_o diversity_n of_o colour_n as_o in_o this_o dissolve_v siling_n of_o iron_n or_o steel_n in_o a_o glass_n body_n well_o cover_v in_o aqua_fw-la regalis_fw-la that_o be_v in_o aqua_fw-la fortis_fw-la make_v aqua_fw-la regalis_fw-la with_o sal_fw-la ammoniac_a as_o we_o shall_v show_v in_o the_o second_o book_n
keep_v they_o so_o three_o day_n stir_v they_o every_o day_n well_o during_o which_o you_o may_v add_v fresh_a file_n little_o by_o little_a wherein_o you_o must_v be_v very_o cautious_a for_o it_o rise_v so_o much_o by_o fermentation_n in_o the_o aqu._n reg._n that_o it_o will_v endanger_v break_v the_o glass_n or_o run_v over_o after_o three_o day_n set_v your_o cucurbite_n on_o a_o gentle_a fire_n that_o all_o the_o water_n may_v evaporate_v till_o it_o leave_v the_o crocus_n behind_o dry_a which_o be_v admirable_a for_o ting_a glass_n which_o keep_v for_o use_v chap._n xxviii_o another_o way_n to_o make_v crocus_n martis_n this_o way_n though_o it_o be_v easy_a make_v a_o crocus_n of_o no_o less_o virtue_n and_o beauty_n than_o the_o precedent_n to_o make_v it_o take_v fine_a file_n of_o iron_n or_o steel_n without_o any_o rust_n let_v they_o stand_v in_o a_o reverberatory_n furnace_n with_o a_o very_a strong_a fire_n the_o heat_n be_v at_o least_o to_o the_o four_o degree_n till_o it_o become_v of_o the_o colour_n of_o purple_a then_o take_v it_o out_o of_o the_o fire_n and_o when_o it_o be_v cool_a put_v it_o into_o a_o vessel_n full_a of_o water_n and_o stir_v it_o brisk_o about_o and_o then_o present_o pour_v off_o the_o water_n into_o another_o vessel_n which_o you_o may_v reiterate_v thus_o there_o will_v remain_v in_o the_o first_o vessel_n the_o iron_n that_o be_v not_o yet_o calcine_v which_o if_o you_o please_v you_o may_v put_v again_o into_o a_o reverberatory_n furnace_n in_o the_o second_o vessel_n there_o will_v be_v the_o crocus_n which_o set_v over_o a_o gentle_a fire_n to_o evaporate_v the_o water_n but_o you_o must_v not_o decant_v off_o the_o water_n though_o it_o appear_v clear_a after_o it_o have_v settle_v for_o though_o the_o crocus_n may_v seem_v to_o be_v precipitate_v to_o the_o bottom_n yet_o the_o water_n contain_v the_o most_o subtle_a part_n of_o it_o imperceptible_o suspend_v in_o it_o have_v well_o evaporate_v the_o water_n you_o will_v have_v a_o very_a red_a powder_n very_o fine_a and_o extraordinary_a which_o keep_v for_o use_v chap._n xxix_o the_o last_o way_n of_o make_v crocus_n martis_n this_o last_o way_n will_v be_v of_o some_o use_n to_o those_o who_o shall_v desire_v to_o have_v the_o iron_n or_o steel_n granulate_v or_o in_o little_a drop_n the_o metal_n whereof_o be_v difficult_a to_o melt_v take_v a_o bar_n of_o one_o or_o the_o other_o metal_n of_o the_o weight_n of_o five_o or_o six_o pound_n which_o heat_n as_o hot_a as_o you_o can_v in_o a_o smith_n forge_n so_o that_o it_o may_v sparkle_v when_o it_o come_v out_o of_o the_o fire_n at_o the_o same_o time_n another_o person_n must_v have_v ready_a a_o long_a stick_n of_o brimstone_n and_o large_a which_o be_v the_o best_a for_o this_o operation_n and_o the_o metal_n come_v out_o of_o the_o fire_n in_o the_o condition_n we_o have_v show_v you_o must_v thrust_v they_o one_o against_o another_o over_o a_o great_a earthen_a pan_n full_a of_o warm_a water_n into_o which_o the_o metal_n will_v drop_v in_o little_a drop_n or_o granuli_fw-la melt_v like_o wax_n when_o touch_v by_o the_o sulphur_n than_o you_o must_v take_v those_o little_a grain_n and_o stratifie_v they_o in_o a_o crucible_n with_o powder_a brimstone_n and_o afterward_o set_v they_o in_o a_o reverberatory-fire_n where_o they_o will_v be_v reduce_v to_o a_o red_a powder_n which_o grind_v and_o searce_v and_o keep_v for_o your_o use_n chap._n xxx_o the_o way_n to_o calcine_v little_a plate_n of_o copper_n to_o thing_fw-mi glass_n of_o a_o blue_a colour_n we_o have_v show_v the_o way_n to_o make_v crocus_n martis_n for_o colour_v glass_n and_o now_o we_o will_v show_v that_o of_o copper_n which_o be_v very_o near_o in_o nature_n to_o the_o other_o as_o we_o have_v remark_v and_o which_o dissolve_v in_o the_o same_o acid_n and_o corrosive_n venus_n as_o well_o as_o mars_n or_o copper_n as_o well_o as_o iron_n give_v we_o different_a colour_n which_o proceed_v from_o different_a way_n of_o prepare_v they_o as_o we_o shall_v see_v in_o the_o follow_a chapter_n merret_n pretend_v that_o brass_n give_v we_o a_o fine_a blue_a than_o copper_n by_o reason_n of_o the_o lapis_fw-la calaminaris_n which_o be_v mix_v with_o it_o and_o partly_o cause_v the_o colour_n of_o all_o metal_n copper_n be_v only_o use_v as_o alloy_n to_o give_v malleability_n to_o gold_n and_o silver_n in_o coin_n it_o melt_v easy_o in_o a_o indifferent_a heat_n but_o it_o be_v calcine_v into_o powder_n with_o difficulty_n there_o be_v several_a way_n of_o calcine_v copper_n here_o follow_v five_o of_o they_o by_o help_n of_o fire_n the_o first_o be_v of_o copper_n alone_o without_o any_o addition_n the_o second_o by_o the_o addition_n of_o sulphur_n the_o three_o by_o vitriol_n the_o four_o of_o brass_n alone_o divers_a way_n the_o five_o by_o a_o preparation_n of_o the_o vitriol_n of_o venus_n these_o preparation_n be_v the_o best_a and_o of_o more_o value_n than_o those_o prepare_v by_o spirit_n and_o corrosive_n all_o these_o different_a way_n of_o calcination_n and_o preparation_n of_o venus_n shall_v be_v explain_v in_o several_a chapter_n of_o this_o treatise_n whither_o the_o curious_a reader_n may_v have_v recourse_n the_o little_a plate_n or_o leave_n whereof_o we_o be_v now_o to_o show_v the_o preparation_n be_v a_o sort_n of_o copper_n or_o brass_n exceed_v thin_a approach_v the_o colour_n of_o gold_n call_v festoon_n these_o plate_n be_v make_v of_o this_o colour_n by_o lapis_n calaminaris_n which_o do_v not_o only_a colour_n the_o copper_n but_o augment_v its_o weight_n this_o brass_n be_v well_o calcine_v tinge_n glass_n of_o a_o blue_n and_o sea-green_a the_o way_n to_o calcine_v it_o be_v this_o to_o avoid_v the_o expense_n of_o buy_v new_a you_o may_v make_v use_n of_o those_o leaf_n that_o have_v be_v already_o use_v and_o work_v they_o be_v good_a and_o cut_v they_o with_o scissors_n into_o little_a piece_n and_o put_v they_o into_o a_o crucible_n cover_v and_o lute_v in_o the_o mouth_n of_o a_o furnace_n to_o calcine_v and_o let_v they_o stand_v there_o for_o four_o day_n at_o a_o coal_n fire_n so_o that_o the_o leaf_n may_v not_o melt_v for_o than_o they_o will_v be_v unfit_a for_o this_o use_n the_o four_o day_n be_v expire_v the_o whole_a will_v be_v calcine_v beat_v they_o on_o a_o porphury_a stone_n and_o searce_v they_o through_o a_o fine_a sieve_n and_o you_o will_v have_v a_o blackish_a powder_n which_o you_o must_v spread_v on_o tile_n and_o put_v it_o into_o the_o same_o furnace_n for_o four_o day_n long_o then_o take_v it_o out_o and_o blow_v off_o the_o ash_n that_o may_v be_v fall_v on_o it_o then_o reduce_v it_o again_o into_o powder_n searce_v it_o through_o a_o fine_a sieve_n as_o before_o and_o keep_v it_o for_o use_n you_o may_v know_v when_o it_o be_v well_o calcine_v if_o the_o glass_n rise_v and_o swell_v when_o you_o put_v it_o upon_o it_o if_o it_o do_v not_o you_o must_v calcine_v other_o leaf_n those_o be_v not_o serviceable_a by_o reason_n they_o be_v burn_v in_o the_o calcination_n chap._n xxxi_o another_o way_n of_o calcine_v these_o leaf_n of_o copper_n to_o make_v a_o very_a transparent_a red_a yellow_a and_o chalcedony_n take_v the_o same_o leave_v as_o in_o the_o precedent_n chap._n cut_v they_o into_o small_a piece_n and_o stratifie_v they_o with_o sulphur_n pulverise_v in_o a_o crucible_n cover_v and_o lute_v then_o set_v they_o on_o burn_a coal_n at_o the_o mouth_n of_o the_o oven_n to_o calcine_v for_o twenty_o four_o hour_n then_o take_v it_o out_o and_o grind_v it_o small_a then_o put_v it_o in_o a_o earthen_a vessel_n in_o a_o reverberatory_n furnace_n where_o leave_v it_o 10_o hour_n take_v it_o out_o and_o powder_v it_o then_o keep_v it_o for_o use_n chap._n xxxii_o to_o calcine_v copper_n to_o a_o red_a powder_n which_o serve_v in_o several_a process_n for_o colour_v glass_n although_o copper_n be_v of_o the_o same_o nature_n as_o brass_n which_o serve_v to_o colour_n glass_n blue_a yet_o there_o be_v some_o difference_n between_o they_o for_o the_o latter_a will_n thing_fw-mi it_o of_o several_a colour_n which_o proceed_v from_o the_o lapis_fw-la calaminaris_n and_o some_o other_o mixture_n in_o the_o preparation_n to_o make_v this_o powder_n take_v what_o quantity_n you_o please_v of_o copper_n in_o thin_a plate_n put_v it_o into_o a_o great_a crucible_n into_o the_o furnace_n till_o it_o be_v calcine_v without_o melt_v then_o be_v cool_v reduce_v it_o into_o powder_n which_o will_v be_v very_o red_a and_o searce_v it_o whereof_o you_o may_v make_v divers_a use_n as_o we_o shall_v show_v hereafter_o chap._n xxxiii_o to_o make_v copper_n thrice_o calcine_v for_o colour_v glass_n the_o same_o red_a powder_n in_o the_o precede_a chapter_n
it_o yet_o a_o quarter_n of_o a_o hour_n over_o the_o same_o fire_n then_o decant_v off_o that_o lee_n to_o the_o former_a thus_o continue_v to_o water_v it_o with_o fresh_a lee_n and_o decant_v it_o off_o to_o the_o former_a as_o long_o as_o it_o will_v extract_v any_o tincture_n from_o the_o matter_n then_o take_v all_o these_o tinctured_a lees_n and_o filter_n they_o through_o white_v brown_a paper_n then_o evaporate_v three_o quarter_n over_o a_o gentle_a fire_n and_o put_v the_o remainder_n into_o a_o alembick_a with_o the_o helm_n or_o head_n on_o and_o the_o receiver_n and_o distil_v it_o till_o it_o be_v dry_a then_o you_o will_v find_v at_o bottom_n of_o the_o alembick_a a_o crocus_n veneris_n of_o a_o very_a wonderful_a virtue_n for_o colour_v glass_n and_o other_o chemical_a operation_n and_o some_o medicinal_a uses_n chap._n xxxviii_o another_o way_n more_o easy_a to_o make_v crocus_n veneris_fw-la as_o those_o who_o apply_v themselves_o to_o this_o art_n be_v not_o all_o equal_o curious_a in_o their_o work_n and_o good_a husbandry_n be_v in_o fashion_n in_o this_o age_n we_o will_v show_v some_o more_o easy_a way_n and_o more_o ready_a to_o make_v crocus_n veneris_n whereof_o this_o be_v one_o take_v very_o thin_a plate_n of_o copper_n put_v they_o into_o a_o earthen_a pot_n with_o common_a salt_n s._n s._n s._n and_o put_v this_o pot_n on_o the_o furnace_n where_o let_v it_o stand_v till_o the_o matter_n be_v very_o red_a then_o put_v the_o plate_n with_o the_o salt_n into_o cold_a water_n and_o wash_v they_o well_o to_o take_v away_o all_o blackness_n reiterate_v the_o stratification_n of_o these_o plate_n with_o common_a salt_n calcine_v they_o at_o the_o fire_n and_o wash_v they_o as_o before_o as_o often_o as_o you_o please_v after_o the_o last_o time_n pour_v warm_a water_n on_o that_o where_o the_o plate_n have_v be_v extinguish_v and_o then_o let_v it_o stand_v still_o some_o time_n then_o empty_v it_o and_o you_o will_v find_v at_o the_o bottom_n of_o the_o vessel_n a_o crocus_n veneris_n red_a as_o blood_n you_o must_v wash_v it_o well_o several_a time_n to_o cleanse_v it_o then_o dry_v it_o well_o with_o a_o linen_n cloth_n and_o keep_v it_o for_o use_v to_o colour_v glass_n there_o be_v some_o who_o content_v themselves_o to_o take_v ae_z ustum_fw-la prepare_v with_o sulphur_n and_o common_a salt_n as_o we_o have_v show_v heretofore_o and_o to_o heat_v it_o red-hot_a in_o the_o fire_n nine_o time_n and_o quench_v it_o as_o often_o in_o linseed_n oil_n then_o dry_v it_o and_o powder_n it_o chap._n thirty-nine_o another_o easy_a way_n of_o make_v crocus_n veneris_fw-la we_o now_o give_v another_o easy_a way_n of_o make_v crocus_n veneris_fw-la take_v of_o copper_n simple_o calcine_v one_o part_n of_o sulphur_n vivum_fw-la eight_o part_n well_o powder_v mix_v they_o together_o in_o a_o large_a crucible_n which_o then_o set_v on_o a_o coal-fire_n in_o a_o little_a furnace_n stir_v the_o matter_n continual_o with_o a_o iron_n rod_n till_o the_o sulphur_n be_v consume_v and_o reiterate_v this_o process_n five_o or_o six_o time_n then_o cast_v it_o thus_o refine_a into_o a_o earthen_a pan_n of_o boil_a water_n stir_v it_o often_o with_o a_o stick_n while_o the_o calx_fw-la descend_v to_o the_o bottom_n than_o the_o water_n be_v settle_v and_o clear_a evaporate_v ¾_n to_o extract_v the_o crystal_n or_o rather_o evaporate_v the_o whole_a and_o you_o will_v find_v at_o bottom_n of_o the_o vessel_n a_o crocus_n veneris_n very_o fine_a and_o red_a chap._n xl._o the_o first_o colour_n of_o sea-green_a for_o a_o tincture_n of_o glass_n the_o colour_n of_o sea-green_a be_v give_v by_o the_o italian_n to_o beryl_n which_o be_v a_o precious_a stone_n find_v at_o the_o foot_n of_o mount_n taurus_n by_o the_o river_n euphrates_n which_o have_v the_o green-blue_a of_o the_o sea_n it_o be_v find_v in_o the_o indies_n of_o a_o colour_n somewhat_o pale_a which_o make_v it_o be_v call_v by_o different_a name_n and_o when_o the_o colour_n be_v deep_a they_o common_o pass_v for_o other_o precious_a stone_n it_o be_v therefore_o the_o water_n express_v its_o colour_n we_o will_v treat_v more_o large_o of_o it_o in_o our_o five_o book_n wherein_o we_o shall_v show_v the_o way_n of_o imitate_v precious_a stone_n this_o colour_n which_o be_v one_o of_o the_o fine_a sky-colour_n aught_o to_o be_v make_v in_o fine_a and_o well_o purify_v crystal_n which_o the_o italian_n call_v bollito_n for_o if_o you_o make_v it_o in_o common_a glass_n it_o be_v not_o so_o fair_a you_o must_v likewise_o put_v no_o manganese_n in_o this_o colour_n to_o make_v it_o therefore_o very_o fine_a and_o beautiful_a take_v crystal-fritt_a put_v it_o in_o a_o pot_n in_o the_o furnace_n where_o be_v well_o melt_v and_o clear_a you_o must_v skim_v off_o the_o salt_n which_o will_v swim_v on_o the_o top_n like_o oil_n with_o a_o iron_n ladle_n for_o if_o you_o shall_v not_o take_v it_o off_o the_o colour_n will_v be_v foul_a and_o oily_a the_o matter_n be_v well_o purify_v you_o must_v add_v to_o it_o to_o every_o 20_o pound_n or_o thereabouts_o 6_o ounce_n of_o the_o powder_n of_o copper_n calcine_v as_o we_o have_v teach_v in_o chaptâ—â—_n xxx_o with_o a_o four_o part_n of_o zaffer_n prepare_v also_o in_o powder_n and_o well_o mix_v both_o together_o in_o pâ—â—ting_v both_o these_o powder_n into_o the_o pot_n on_o the_o crystalline_a metal_n you_o must_v do_v it_o little_a by_o little_a for_o fear_v the_o crystal_n rise_v and_o swell_a shall_v run_v over_o whereof_o care_n must_v be_v take_v stir_v it_o well_o all_o the_o while_n this_o be_v do_v let_v the_o metal_n stand_v still_o and_o settle_v for_o the_o space_n of_o three_o hour_n that_o the_o colour_n may_v incorporate_v then_o stir_v it_o again_o then_o the_o workman_n may_v make_v a_o proof_n of_o the_o colour_n twenty_o four_o hour_n after_o the_o mix_n of_o the_o powder_n it_o may_v be_v wrought_v for_o by_o that_o time_n it_o will_v be_v well_o colour_v but_o the_o workman_n must_v first_o well_o mix_v the_o whole_a for_o fear_v the_o colour_n shall_v not_o be_v precipitate_v to_o the_o bottom_n which_o must_v always_o be_v well_o observe_v in_o all_o vessel_n wherein_o there_o be_v colour_n and_o the_o dose_n of_o the_o tincture_n right_o proportion_v to_o the_o crystalline_a metal_n in_o the_o pot_n according_a to_o the_o quantity_n we_o have_v set_v do_v chap._n xli_o another_o skye-colour_n or_o sea-green_a you_o must_v use_v for_o this_o colour_n which_o be_v a_o little_a close_a the_o same_o crystal-frit_a as_o in_o the_o precedent_n make_v with_o rochetta_n or_o polverine_n of_o the_o levant_n and_o have_v fill_v a_o pot_n of_o it_o let_v it_o be_v well_o purify_v and_o take_v off_o the_o salt_n that_o swim_v on_o the_o top_n then_o put_v to_o it_o 20_o pound_n of_o metal_n six_o ounce_n of_o the_o powder_n of_o calcine_v copper_n little_a by_o little_a stir_v it_o well_o observe_v the_o same_o rule_n we_o give_v for_o sea-green_a before_o then_o you_o will_v have_v a_o very_a admirable_a colour_n which_o you_o may_v make_v light_a or_o deep_a as_o you_o please_v two_o hour_n after_o stir_v it_o again_o well_o and_o you_o will_v see_v if_o the_o colour_n please_v you_o in_o which_o case_n let_v it_o stand_v still_o 24_o hour_n without_o any_o stir_a and_o then_o it_o may_v be_v wrought_v as_o before_o chap._n xlii_o another_o sea-green_a colour_n in_o artificial_a crystal_n which_o the_o italian_n call_v bollito_n these_o colour_n be_v not_o to_o be_v make_v without_o a_o great_a deal_n of_o precaution_n which_o this_o need_v as_o much_o as_o any_o to_o succeed_v well_o you_o must_v have_v in_o the_o furnace_n a_o pot_n fill_v with_o 40_o pound_n of_o good_a crystallâ—fritt_n careful_o skim_v boil_a and_o purify_v without_o any_o manganese_n have_v arrive_v thus_o far_o you_o must_v take_v 12_o ounce_n of_o the_o powder_n of_o small_a leaf_n of_o copper_n thrice_o calcine_v as_o we_o have_v show_v chap._n xxx_o and_o half_o a_o ounce_n of_o zaffer_n in_o powder_n prepare_v as_o in_o chap._n xvii_o mix_v these_o powder_n together_o then_o put_v they_o at_o four_o time_n into_o the_o pot_n that_o they_o may_v the_o better_o mix_v with_o the_o glass_n stir_v they_o at_o each_o time_n well_o as_o you_o put_v they_o in_o for_o fear_v it_o shall_v swell_v too_o much_o and_o run_v over_o two_o hour_n after_o the_o whole_a be_v incorporate_v well_o mix_v and_o pretty_a well_o settle_v try_v if_o your_o colour_n be_v deep_a enough_o than_o let_v it_o rest_v though_o the_o sea-green_a or_o sky_n colour_n seem_v at_o first_o greenish_a you_o need_v not_o be_v concern_v at_o that_o for_o the_o salt_n in_o the_o glass_n will_v consume_v all_o that_o greenness_n and_o change_v it_o into_o
no_o part_n of_o the_o lead_v sink_v to_o the_o bottom_n of_o the_o pot_n wherein_o it_o be_v cast_v for_o it_o will_v break_v it_o if_o speedy_a care_n be_v not_o take_v to_o take_v up_o again_o what_o be_v precipitate_v this_o glass_n thus_o wash_v and_o after_o dry_a aught_o to_o be_v put_v in_o the_o pot_n again_o to_o be_v melt_v and_o purify_v during_o the_o space_n of_o one_o day_n than_o you_o must_v add_v a_o little_a of_o the_o caput_fw-la mortuum_n of_o vitriol_n of_o venus_n without_o corrosive_n whereof_o we_o have_v speak_v chap._n 45._o with_o a_o little_a crocus_n martis_n stir_v the_o metal_n and_o moreover_o proceed_v as_o we_o have_v show_v in_o the_o precede_a chapter_n then_o you_o will_v have_v a_o admirable_a oriental_a emerald_n green_n which_o may_v be_v wrought_v as_o you_o please_v the_o minium_n or_o red-lead_a we_o speak_v of_o may_v be_v have_v at_o any_o drugster_n yet_o you_o may_v make_v it_o with_o common_a mineral_n lead_v which_o be_v better_o in_o this_o operation_n than_o that_o in_o pig_n and_o cheap_a pound_v it_o well_o then_o calcine_v it_o at_o a_o good_a fire_n and_o it_o will_v be_v reduce_v to_o a_o red_a powder_n chap._n l._n the_o way_n of_o make_v turcois_n blue_a a_o particular_a colour_n in_o this_o art_n we_o ought_v to_o have_v put_v this_o colour_n of_o turcois_n after_o the_o blue_n and_o before_o the_o green_a but_o because_o it_o be_v a_o particular_a and_o principal_a colour_n we_o think_v it_o will_v not_o be_v amiss_o to_o conclude_v this_o book_n with_o it_o for_o this_o colour_n take_v a_o pot_n full_a of_o crystal_n fritt_n tinge_v of_o a_o aqua-marina_n colour_n or_o blue_n whereof_o we_o have_v give_v several_a preparation_n which_o colour_n must_v be_v fair_a and_o full_a for_o all_o depend_v on_o that_o it_o be_v well_o melt_v put_v into_o it_o little_a by_o little_a sea-salt_n decrepitate_v white_a and_o reduce_v to_o powder_n mix_v it_o well_o and_o soft_o as_o we_o have_v note_v in_o speak_v of_o 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which_o hinder_v the_o communication_n of_o their_o tincture_n to_o the_o glass_n the_o colour_n of_o chalcedony_n or_o rather_o the_o matter_n whereof_o it_o be_v make_v be_v nothing_o but_o a_o amassement_n of_o several_a colour_n which_o may_v be_v make_v in_o glass_n and_o which_o many_o be_v not_o acquaint_v with_o we_o will_v show_v the_o whole_a process_n and_o the_o way_n of_o well_o succeed_a in_o it_o it_o be_v most_o certain_a that_o all_o the_o colour_n we_o can_v extract_v will_v never_o give_v that_o beauty_n and_o splendour_n to_o glass_n which_o be_v desire_v if_o they_o be_v not_o well_o prepare_v you_o must_v therefore_o for_o this_o purpose_n well_o calcine_v and_o dissolve_v the_o metal_n with_o aqua_fw-la fortis_fw-la you_o must_v open_v the_o copper_n sulphur_n vitriol_n and_o sal_fw-la ammoniac_a and_o other_o mineral_n with_o a_o great_a deal_n of_o patience_n and_o prepare_v they_o at_o a_o gentle_a fire_n the_o violence_n of_o the_o fire_n be_v very_o noxious_a in_o this_o affair_n as_o well_o as_o in_o other_o which_o very_o often_o render_v operation_n defective_a which_o otherwise_o will_v succeed_v well_o among_o those_o who_o be_v impatient_a or_o ignorant_a you_o must_v observe_v regularity_n in_o all_o those_o case_n we_o shall_v treat_v of_o and_o exact_a proportion_n of_o the_o dose_n and_o put_v they_o in_o in_o fit_a and_o due_a time_n otherwise_o the_o process_n will_v miscarry_v especial_o in_o the_o red_a colour_n whereof_o we_o treat_v in_o the_o 8_o book_n and_o in_o the_o tartar_n that_o it_o may_v be_v perfect_o calcine_v you_o must_v yet_o further_o observe_v that_o the_o metal_n be_v well_o boil_v well_o purify_v and_o make_v fit_a for_o work_v then_o proceed_v in_o it_o as_o diligent_a workman_n ought_v to_o do_v thus_o you_o may_v perfect_o imitate_v agate_n oriental_a chalcedony_n with_o the_o fair_a and_o most_o beautiful_a colour_n and_o waving_n so_o lively_a and_o full_a that_o it_o will_v seem_v as_o if_o nature_n herself_o can_v not_o arrive_v to_o the_o like_a perfection_n or_o be_v imitate_v it_o yet_o experience_n show_v we_o that_o in_o several_a thing_n and_o in_o particular_a in_o this_o art_n of_o colour_v glass_n that_o art_n can_v only_o imitate_v nature_n but_o also_o far_o surpass_v she_o the_o eye_n and_o fancy_n shall_v be_v judge_n in_o the_o three_o way_n which_o we_o will_v show_v where_o every_o thing_n shall_v appear_v so_o distinct_o that_o the_o curious_a shall_v easy_o understand_v it_o and_o all_o that_o will_v apply_v themselves_o to_o it_o may_v succeed_v therein_o if_o they_o do_v not_o deviate_v from_o these_o precept_n if_o they_o be_v well_o put_v in_o practice_n you_o will_v find_v more_o than_o we_o can_v tell_v you_o chap._n lii_o the_o way_n to_o prepare_v aquafortis_n which_o dissolve_v silver_n and_o quicksilver_n there_o be_v several_a sort_n of_o aqua-fortis's_a prepare_v after_o different_a manner_n appropriate_v to_o the_o different_a use_v they_o be_v design_v for_o but_o all_o of_o they_o always_o with_o salt-petre_n or_o nitre_n which_o be_v the_o principal_a ingredient_n in_o aquafortis_n that_o we_o shall_v here_o treat_v of_o be_v not_o a_o ordinary_a one_o may_v pass_v for_o one_o of_o those_o that_o have_v a_o peculiar_a composition_n for_o this_o water_n take_v 1_o pound_n of_o nitre_n or_o salt-petre_n refine_v three_o pound_n of_o roch-allom_n calcine_v on_o the_o fireshovel_n and_o four_o ounce_n of_o crystalline_a arsenic_n the_o whole_a reduce_v into_o powder_n to_o which_o add_v seven_o ounce_n of_o lime_n fine_a sand_n and_o have_v well_o mix_v the_o whole_a composition_n put_v it_o into_o a_o glass_n cucurbit_n always_o leave_v â…“_n part_n of_o it_o empty_v â…”_n be_v fill_v lute_n the_o cucurbit_n well_o with_o a_o strong_a lute_n whereof_o we_o will_v give_v you_o the_o preparation_n at_o the_o end_n
of_o this_o chapter_n but_o before_o you_o put_v the_o cucurbite_n or_o body_n on_o you_o must_v lay_v sand_n four_o inch_n deep_a and_o thick_a iron-bar_n to_o bear_v the_o weight_n then_o fit_a a_o head_n and_o lute_z the_o joint_n well_o with_o a_o lute_n make_v of_o fine_a flour_n and_o lime_n powder_v and_o mix_v with_o white_n of_o egg_n then_o put_v on_o the_o joint_n rouler_n of_o finelinen_a than_o lute_n it_o again_o and_o then_o put_v on_o linen_n rouler_n again_o three_o or_o four_o time_n each_o time_n let_v it_o dry_a before_o you_o put_v on_o the_o next_o rouler_n and_o then_o this_o will_v bear_v the_o violence_n of_o the_o fire_n and_o the_o penetrate_a force_n of_o the_o spirit_n of_o the_o aquafortis_n after_o that_o you_o must_v put_v this_o body_n of_o the_o alembick_a in_o a_o deep_a earthen-pan_n make_v of_o the_o same_o earth_n as_o crucible_n fill_v with_o sand_n so_o that_o it_o be_v bury_v in_o the_o sand_n to_o within_o two_o inch_n of_o the_o joint_n then_o set_v it_o in_o a_o wind_n furnace_n fit_a and_o capable_a to_o maintain_v a_o equal_a fire_n we_o here_o give_v you_o the_o figure_n of_o it_o this_o furnace_n may_v serve_v for_o several_a use_n as_o we_o will_v hereafter_o explain_v your_o alembic_n be_v thus_o fit_v you_o must_v put_v to_o the_o head_n a_o glass_n receiver_n very_o capacious_a the_o better_a to_o resist_v the_o force_n of_o the_o spirit_n otherwise_o all_o may_v break_v lute_n it_o well_o to_o the_o mouth_n of_o the_o alembic_n as_o you_o do_v the_o joint_n before_o and_o with_o the_o same_o precaution_n of_o let_v it_o dry_v each_o time_n in_o the_o air_n take_v care_n not_o to_o kindle_v the_o fire_n in_o the_o furnace_n till_o the_o lute_n of_o all_o the_o joint_n be_v dry_a for_o that_o be_v very_o necessary_a the_o whole_a be_v thus_o in_o right_a order_n kindle_v a_o small_a coal_n fire_n for_o the_o space_n of_o three_o hour_n during_o which_o time_n the_o windy_a humour_n that_o be_v in_o the_o material_n and_o which_o will_v break_v they_o will_v be_v draw_v of_o into_o the_o receiver_n so_o continue_v a_o moderate_a fire_n for_o six_o hour_n then_o increase_v it_o little_a by_o little_a put_v on_o at_o last_o billet_n of_o dry_a oaken-wood_n to_o the_o coal_n for_o six_o hour_n more_o till_o the_o alembic_n or_o head_n begin_v to_o be_v tinge_v yellow_a and_o the_o spirit_n begin_v to_o rise_v observe_v to_o continue_v this_o regimen_n or_o degree_n of_o fire_n till_o the_o head_n and_o receiver_n begin_v to_o grow_v red_a then_o augment_v it_o till_o the_o alembic_n become_v of_o a_o deep_a red_a continue_v this_o degree_n of_o the_o fire_n as_o long_o as_o that_o colour_n last_v till_o all_o the_o spirit_n be_v draw_v of_o and_o the_o head_n and_o receiver_n begin_v by_o degree_n to_o grow_v clear_a and_o reassume_v their_o common_a colour_n in_o cool_v which_o sometime_o will_v be_v two_o day_n first_o notwithstanding_o you_o must_v continue_v the_o fire_n some_o time_n afterward_o then_o let_v the_o furnace_n cool_v of_o its_o self_n take_v care_n that_o whilst_o the_o alembic_n and_o receiver_n be_v still_o red_a and_o the_o fire_n in_o force_n that_o you_o admit_v no_o cool_a air_n into_o the_o place_n and_o that_o nothing_o can_v touch_v they_o which_o will_v break_v they_o when_o all_o be_v cold_a cover_v the_o head_n and_o receiver_n with_o wet_a linen_n clothes_n that_o the_o spirit_n which_o be_v about_o the_o head_n and_o receiver_n may_v the_o better_o sink_v to_o the_o bottom_n of_o the_o receiver_n and_o let_v it_o stand_v so_o twelve_o hour_n then_o bathe_v the_o joint_n and_o the_o lute_v with_o warm_a water_n that_o you_o may_v the_o better_o loosen_v the_o bandage_n and_o so_o take_v off_o the_o head_n from_o the_o receiver_n otherwise_o it_o will_v be_v difficult_a to_o do_v it_o than_o you_o may_v break_v the_o body_n which_o will_v be_v good_a for_o nothing_o and_o take_v out_o the_o faeces_fw-la which_o reduce_v again_o into_o powder_n add_v to_o each_o pound_n of_o that_o powder_n four_o ounce_n of_o refine_a nitre_n and_o put_v the_o whole_a into_o a_o cucurbit_n or_o body_n whereon_o pour_n all_o the_o aquafortis_n before_o distil_a then_o put_v on_o the_o head_n and_o receiver_n and_o lute_n it_o and_o dry_v it_o well_o as_o you_o do_v before_o have_v put_v it_o on_o the_o same_o sand_n furnace_n during_o the_o first_o four_o hour_n make_v a_o gentle_a fire_n which_o afterward_o may_v be_v increase_v little_a by_o little_a till_o the_o head_n and_o receiver_n begin_v to_o grow_v clear_a and_o all_o the_o spirit_n be_v draw_v over_o after_o which_o let_v all_o cool_v cover_v the_o head_n and_o receiver_n with_o wet_a clothes_n then_o let_v it_o stand_v twelve_o hour_n as_o before_o then_o unlute_v the_o joint_n again_o with_o warm_a water_n and_o put_v the_o aquafortis_n into_o glass_n vessel_n well_o stop_v that_o the_o spirit_n may_v not_o exhale_v and_o keep_v it_o so_o for_o use_n hereafter_o to_o be_v mention_v this_o be_v the_o aquafortis_n which_o be_v common_o call_v water_n of_o separation_n and_o the_o best_a that_o can_v be_v make_v there_o be_v some_o that_o instead_o of_o roch-allom_n take_v the_o best_a roman_a vitriol_n or_o the_o like_a you_o may_v know_v whether_o the_o vitriol_n be_v proper_a for_o this_o use_n or_o not_o by_o rub_v it_o on_o a_o piece_n of_o well_o polish_a iron_n if_o it_o be_v it_o will_v leave_v a_o copper_n colour_n on_o it_o then_o this_o vitriol_n the_o purification_n whereof_o we_o will_v give_v in_o the_o next_o chapter_n will_v make_v a_o aquafortis_n far_a more_o penetrate_a than_o the_o former_a now_o we_o come_v to_o show_v how_o to_o make_v the_o lute_n which_o we_o promise_v which_o though_o common_a be_v very_o useful_a in_o this_o case_n you_o must_v take_v one_o part_n of_o lome_n a_o fat_a earth_n which_o be_v find_v in_o river_n 3_o part_n of_o sand_n of_o common_a wood_n ash_n well_o sift_v and_o of_o the_o shearing_n of_o woollen_a cloth_n each_o one_o half_a mix_v the_o whole_a well_o together_o and_o put_v water_n to_o they_o make_v a_o soft_a past_a to_o which_o add_v one_o three_o part_n of_o common_a salt_n powder_a and_o work_v they_o all_o well_o together_o then_o use_v they_o in_o lute_v your_o vessel_n here_o follow_v the_o description_n of_o a_o useful_a furnace_n which_o may_v serve_v instead_o of_o several_a other_o the_o number_n whereof_o will_v be_v troublesome_a it_o be_v proper_a for_o several_a operation_n to_o render_v this_o furnace_n more_o intelligible_a to_o those_o who_o be_v not_o acquaint_v with_o it_o we_o have_v here_o give_v a_o cut_n of_o it_o whereon_o we_o have_v mark_v a._n b._n c._n the_o place_n make_v use_v of_o with_o their_o name_n that_o they_o may_v by_o the_o same_o letter_n here_o set_v down_o again_o be_v the_o better_o understand_v a._n be_v the_o ash-hole_n into_o which_o all_o the_o ash_n on_o the_o iron_n grate_v which_o go_v cross_v it_o fall_v down_o and_o which_o be_v take_v out_o with_o a_o little_a iron_n shovel_n or_o a_o sort_n of_o iron_n peel_n b._n be_v the_o space_n or_o whole_a room_n of_o the_o ash-hole_n c._n be_v the_o firegrate_n which_o ought_v to_o be_v of_o square_a iron_n bar_v lie_v with_o the_o edge_n upward_o that_o the_o ash_n may_v not_o lie_v thereon_o which_o they_o will_v do_v if_o the_o flat_n be_v upward_o d._n be_v the_o place_n where_o the_o fire_n be_v make_v of_o coal_n or_o wood._n e._n be_v the_o door_n of_o it_o f._n be_v several_a hole_n wherein_o be_v put_v iron_n bar_n which_o go_v cross_v from_o one_o side_n to_o the_o other_o to_o keep_v up_o the_o vessel_n wherein_o the_o matter_n to_o be_v work_v be_v contain_v stop_v up_o the_o other_o hole_n that_o be_v not_o use_v with_o lute_n g._n be_v the_o work_n hole_n or_o little_a laboratory_n of_o the_o furnace_n h._n be_v a_o semicircular_a open_n with_o the_o like_a hole_n in_o the_o cover_n to_o put_v the_o neck_n of_o the_o retort_n through_o when_o you_o distil_v in_o a_o reverberatory_n or_o otherwise_o i._o be_v the_o inner_a part_n of_o the_o work-hole_n of_o the_o furnace_n k._n be_v two_o register_n l._n be_v the_o cover_n of_o the_o furnace_n for_o 8_o register_n m._n be_v a_o round_a hole_n which_o serve_v for_o a_o register_n to_o reverberate_v and_o to_o pass_v the_o neck_n of_o the_o matrass_n through_o which_o be_v in_o balneo_fw-la whether_o in_o digestion_n or_o otherwise_o n._n be_v the_o register_n which_o be_v to_o be_v open_v or_o shut_v to_o augment_v or_o diminish_v the_o heat_n of_o the_o fire_n of_o the_o reverberatory_n 2._o for_o a_o reverberatory_n furnace_n if_o you_o cover_v the_o work-hole_n with_o its_o cover_n or_o door_n and_o
shut_v the_o register_n the_o vessel_n contain_v the_o material_n be_v expose_v to_o the_o naked_a flame_n 3._o for_o a_o balneum_fw-la mariae_fw-la if_o you_o put_v into_o the_o hole_n a_o copper_n vessel_n of_o the_o same_o diameter_n in_o shape_n of_o a_o copper_n the_o bottom_n whereof_o must_v be_v strong_a and_o flat_a and_o fill_v it_o with_o hot_a water_n wherein_o you_o may_v put_v the_o vessel_n that_o contain_v your_o matter_n which_o if_o it_o be_v a_o matrass_n or_o bolt-head_n you_o may_v let_v the_o neck_n out_o at_o the_o hole_n at_o the_o middle_n of_o the_o cover_n which_o cover_v the_o balneum_fw-la or_o vessel_n full_a of_o water_n 4._o for_o a_o balneum_fw-la vaporosum_fw-la by_o put_v in_o the_o same_o hole_n a_o vessel_n full_a of_o water_n that_o shall_v rise_v in_o vapour_n and_o in_o that_o vessel_n another_o which_o shall_v contain_v the_o material_n two_o inch_n above_o the_o water_n shut_v this_o vessel_n with_o a_o fit_a cover_n lest_o the_o vapour_n exhale_v 5._o for_o a_o balneum_fw-la aereum_fw-la or_o dry_a bath_n by_o put_v in_o the_o same_o hole_n a_o vessel_n fill_v with_o hot_a air_n shut_v close_o and_o therein_o also_o another_o vessel_n with_o the_o material_n 6._o for_o a_o sand_n or_o ash_n furnace_n and_o with_o file_n of_o iron_n if_o the_o vessel_n put_v in_o the_o hole_n and_o which_o be_v expose_v to_o the_o naked_a fire_n be_v fill_v with_o sand_n ash_n or_o file_n of_o steel_n and_o that_o you_o puâ—_n in_o the_o one_o or_o the_o other_o the_o vessel_n that_o contain_v the_o matter_n you_o be_v to_o work_v on_o 7._o for_o a_o lamp_n furnace_n if_o in_o place_n of_o the_o bar_n below_o you_o put_v a_o porringer_n full_a of_o ash_n to_o contain_v the_o vessel_n wherein_o your_o matter_n be_v provide_v you_o put_v also_o a_o glass_n bell_n on_o that_o vessel_n to_o cover_v it_o that_o must_v stand_v on_o the_o brim_n or_o ledge_n of_o the_o porringer_n well_o sit_v to_o it_o to_o preserve_v the_o heat_n that_o arise_v and_o then_o put_v under_o that_o porringer_n the_o lamp_n on_o a_o little_a trevet_n in_o short_a this_o furnace_n may_v serve_v for_o almost_o all_o chemical_a operation_n whatsoever_o which_o will_v be_v too_o long_o here_o to_o mention_v chap._n liii_o the_o way_n of_o purify_n vitriol_n to_o make_v aquafortis_n strong_a and_o more_o penetrative_a we_o have_v promise_v in_o the_o precede_a chapter_n to_o show_v the_o way_n of_o purify_n vitriol_n which_o consist_v in_o take_v away_o its_o yellowness_n which_o alone_o hinder_v the_o good_a effect_n it_o be_v capable_a of_o produce_v take_v roman_a vitriol_n the_o best_a you_o can_v get_v dissolve_v it_o in_o common_a warm_a water_n then_o let_v it_o stand_v three_o day_n then_o filter_n it_o and_o fling_v away_o the_o yellow_a faeces_fw-la then_o evaporate_v in_o glass_n body_n two_o three_o of_o the_o water_n and_o put_v the_o remainder_n into_o earthen_a glaze_v pan_n and_o set_v it_o in_o a_o cool_a place_n for_o the_o crystal_n of_o it_o to_o shoot_v which_o in_o 12_o hour_n time_n they_o will_v do_v about_o the_o brim_n of_o the_o pan_n in_o little_a transparent_a piece_n like_o natural_a crystal_n of_o a_o emerald-colour_n and_o at_o bottom_n there_o will_v remain_v a_o sulphureous_a sediment_n which_o must_v be_v careful_o separate_v and_o cast_v away_o then_o you_o must_v take_v all_o those_o little_a green_a crystal_n and_o dissolve_v they_o again_o in_o warm_a water_n as_o before_o and_o then_o filter_n and_o evaporate_v they_o in_o the_o same_o glass_n body_n and_o set_v they_o again_o to_o crystallize_v as_o before_o in_o a_o cool_a place_n take_v care_n to_o separate_v all_o the_o yellow_a faeces_fw-la you_o find_v reiterate_v this_o process_n of_o disolve_v and_o filter_v evaporate_n and_o crystallize_a the_o three_o time_n than_o you_o will_v have_v a_o well_o purify_v and_o refine_a vitriol_n we_o will_v here_o add_v for_o the_o sake_n of_o the_o curious_a that_o those_o who_o make_v use_v of_o vitriol_n instead_o of_o roach-allum_n to_o make_v aquafortis_n the_o preparation_n whereof_o we_o have_v show_v in_o the_o precedent_a chap._n ought_v to_o take_v a_o special_a care_n in_o the_o distillation_n that_o assoon_o as_o the_o red_a fume_n be_v pass_v all_o the_o spirit_n of_o nitre_n be_v raise_v and_o that_o then_o the_o fire_n must_v be_v extinguish_v for_o that_o which_o follow_v after_o be_v only_a spirit_n of_o vitriol_n which_o hinder_v the_o operation_n of_o the_o spirit_n of_o nitre_n in_o the_o solution_n of_o metal_n you_o may_v also_o draw_v a_o part_a water_n in_o 12_o hour_n time_n as_o some_o refiner_n do_v during_o which_o time_n but_o little_a spirit_n of_o vitriol_n can_v arise_v with_o their_o fire_n chap._n liv._o the_o way_n to_o make_v aqua_fw-la regalis_fw-la for_o the_o solution_n of_o gold_n and_o other_o metal_n except_o silver_n aqua_fw-la regalis_fw-la be_v nothing_o but_o a_o common_a aquafortis_n wherein_o you_o dissolve_v ¼_n of_o its_o weight_n of_o salarmoniac_a but_o to_o have_v a_o good_a and_o strong_a aqua-regalis_a you_o must_v take_v one_o pound_n of_o aquafortis_n prepare_v as_o in_o chap._n 52._o put_v it_o in_o a_o glass_n matrass_n and_o add_v to_o it_o only_o 2_o ounce_n of_o sal_fw-la ammoniac_a then_o put_v the_o matrass_n into_o a_o warm_a bath_n or_o pan_n of_o warm_a water_n and_o stir_v it_o often_o that_o the_o sal_fw-la armoniac_a may_v be_v well_o dissolve_v in_o the_o aquafortis_n which_o will_v be_v tinge_v of_o a_o yellow_a colour_n then_o you_o must_v add_v as_o much_o salarmoniac_a to_o it_o as_o the_o aquafortis_n can_v dissolve_v then_o let_v it_o settle_v a_o little_a and_o the_o salarmoniac_a will_v leave_v at_o the_o bottom_n all_o its_o terrestreity_n after_o that_o decant_v it_o gentle_o off_o into_o another_o vessel_n so_o that_o you_o do_v trouble_v the_o settle_n at_o bottom_n or_o rather_o filter_n it_o through_o whited-brown_a paper_n this_o water_n will_v dissolve_v gold_n and_o other_o metal_n far_o better_o than_o the_o common_a aqua_fw-la regalis_fw-la except_o silver_n which_o it_o touch_v not_o at_o all_o for_o reason_n which_o chemist_n be_v acquaint_v with_o chap._n lv._o another_o way_n of_o make_v aqua-regalis_a far_o strong_a than_o the_o former_a our_o design_n be_v not_o only_o to_o show_v operation_n and_o process_n proper_a for_o glass_n but_o also_o for_o the_o sake_n of_o gentleman_n chemical_o incline_v who_o curiosity_n be_v not_o content_v with_o what_o be_v common_a or_o with_o ordinary_a preparation_n those_o which_o we_o here_o give_v of_o aqua-regalis_a be_v among_o the_o number_n of_o those_o who_o virtue_n be_v far_o above_o the_o common_a preparation_n they_o more_o intimate_o penetrate_v and_o dissolve_v gold_n and_o other_o metal_n than_o other_o render_v they_o more_o volatile_a and_o consequent_o more_o proper_a to_o be_v draw_v over_o in_o distillation_n the_o first_o be_v that_o which_o some_o philosopher_n call_v the_o water_n of_o the_o two_o champion_n which_o be_v make_v with_o two_o part_n of_o purify_a sulphur_n two_o part_n of_o purify_a salarmoniac_a and_o one_o part_n of_o calcine_v flint_n all_o reduce_v to_o powder_n and_o mix_v well_o together_o then_o take_v a_o earthen_a retort_n which_o must_v have_v a_o little_a hole_n on_o the_o back_n or_o curvature_n on_o the_o upper_a side_n through_o which_o you_o may_v put_v in_o the_o ingredient_n for_o the_o more_o safety_n sake_n you_o may_v lute_n the_o body_n of_o the_o retort_n over_o well_o and_o let_v it_o dry_v then_o put_v it_o in_o the_o furnace_n we_o have_v describe_v chap._n lii_o and_o fit_a to_o it_o a_o great_a glass_n recipient_a by_o reason_n of_o the_o violence_n of_o the_o spirit_n wherein_o you_o may_v put_v a_o little_a common_a water_n to_o attract_v they_o lute_z the_o joint_n of_o they_o as_o you_o do_v for_o aquafortis_n and_o let_v they_o be_v well_o dry_v before_o you_o kindle_v the_o fire_n for_o reason_n we_o have_v elsewhere_o assign_v the_o lute_n be_v dry_a and_o all_o in_o right_a order_n you_o must_v begin_v by_o a_o gentle_a fire_n that_o the_o retort_n may_v grow_v warm_a by_o degree_n and_o afterward_o gradual_o increase_v it_o till_o it_o grow_v red-hot_a then_o put_v in_o at_o the_o hole_n of_o the_o retort_n four_o ounce_n at_o a_o time_n of_o the_o ingredient_n you_o have_v prepare_v and_o stop_v it_o again_o present_o do_v thus_o you_o will_v see_v in_o a_o little_a time_n great_a quantity_n of_o cloudy_a vapour_n arise_v and_o pass_v into_o the_o receiver_n and_o fill_v it_o which_o will_v dissolve_v little_a by_o little_a mix_v themselves_o with_o the_o common_a water_n and_o the_o receiver_n will_v grow_v clear_a assoon_o as_o you_o perceive_v this_o you_o must_v put_v four_o ounce_n more_o of_o your_o ingredient_n into_o the_o retort_n and_o give_v time_n for_o
the_o vapour_n arise_v again_o to_o dissolve_v as_o before_o then_o reiterate_v this_o process_n till_o all_o your_o ingredient_n be_v distil_v off_o then_o unlute_v your_o receiver_n and_o pour_v the_o liquor_n into_o a_o alembick_a and_o draw_v off_o the_o phlegm_n in_o balneo_fw-la mariae_fw-la and_o rectify_v it_o in_o a_o ash-fire_n then_o your_o water_n will_v be_v make_v and_o fit_a to_o dissolve_v any_o metal_n but_o silver_n chap._n lvi_o another_o way_n of_o make_v aq._n reg._n more_o easy_a and_o with_o less_o precaution_n this_o second_o way_n of_o make_v aq._n reg._n will_v be_v more_o easy_a than_o the_o former_a and_o the_o water_n of_o as_o much_o force_n take_v 1_o pound_n of_o good_a salt-petre_n powder_n it_o and_o mix_v it_o with_o 3_o pound_n of_o potter_n clay_n or_o flint_n calcine_v to_o powder_n put_v the_o whole_a into_o a_o glass_n retort_n well_o lute_v and_o sit_v to_o it_o a_o great_a receiver_n lute_n the_o joint_n well_o then_o put_v it_o in_o a_o reverberatory_n furnace_n and_o distil_v it_o according_a to_o art_n in_o a_o gradual_a fire_n when_o all_o the_o red_a spirit_n be_v pass_v over_o as_o we_o have_v explain_v in_o speak_v of_o aq._n fortis_fw-la in_o the_o 52_o chapter_n then_o draw_v off_o the_o phlegm_n in_o balneo_fw-la mariae_fw-la which_o the_o chemist_n and_o we_o hereafter_o will_v note_v by_o the_o two_o letter_n b._n m._n then_o rectify_v it_o in_o a_o ash_n furnace_n and_o keep_v it_o for_o use_n then_o take_v a_o pound_n of_o sal_fw-la ammoniac_a well_o powder_v and_o mix_v it_o with_o four_o pound_n of_o wood-ash_n out_o of_o which_o you_o have_v before_o extract_v all_o the_o salt_n with_o warm_a water_n then_o put_v the_o whole_a into_o a_o retort_n sit_v a_o receiver_n to_o it_o and_o distil_v it_o in_o a_o sand-furnace_n and_o the_o spirit_n of_o the_o shall_v ammoniac_a will_v pass_v over_o into_o the_o receiver_n then_o unlute_v your_o receiver_n and_o take_v off_o that_o phlegm_n of_o the_o spirit_n in_o b._n m._n and_o rectify_v it_o in_o ash_n this_o do_v take_v equal_a part_n of_o each_o of_o these_o spirit_n then_o mix_v they_o together_o and_o distil_v they_o in_o a_o ash-furnace_n then_o you_o will_v have_v a_o strong_a menstruum_fw-la for_o dissolve_v gold_n i_o can_v here_o omit_v that_o the_o spirit_n of_o sea-water_n salt_n distil_v as_o salt-petre_a have_v the_o same_o effect_n as_o the_o water_n of_o the_o 2_o champion_n whereof_o we_o have_v give_v the_o preparation_n in_o the_o preced_a chap._n and_o as_o that_o we_o have_v just_a now_o treat_v of_o and_o in_o the_o mean_a while_o be_v not_o so_o sharp_a nor_o corrosive_n you_o must_v to_o make_v it_o successful_o take_v 3_o part_n of_o spirit_n of_o sea-water_n salt_n and_o add_v to_o it_o one_o part_n of_o salt-petre_a then_o distil_v it_o together_o in_o a_o ash-furnace_n the_o better_a to_o unite_v they_o then_o you_o will_v have_v a_o aqua_fw-la regalis_fw-la which_o will_v dissolve_v gold_n soon_o than_o the_o spirit_n of_o salarmoniac_a and_o which_o will_v make_v it_o rise_v and_o pass_v over_o in_o the_o receiver_n thus_o you_o may_v this_o easy_a way_n make_v it_o more_o fit_a for_o the_o use_v you_o design_v it_o for_o but_o notwithstanding_o this_o you_o must_v not_o imagine_v that_o this_o solution_n of_o gold_n be_v a_o radical_a and_o total_a one_o because_o it_o will_v pass_v over_o in_o a_o alembic_n and_o that_o so_o it_o be_v reduce_v into_o a_o species_n of_o aurum_fw-la potabile_fw-la for_o there_o be_v nothing_o but_o the_o one_o sovereign_a menstruum_fw-la of_o the_o philosopher_n which_o have_v that_o virtue_n as_o be_v homogeneous_a to_o it_o and_o form_v of_o it_o that_o be_v the_o only_a liquor_n in_o which_o it_o can_v putrisie_n and_o be_v total_o resolve_v and_o regenerate_v again_o after_o the_o manner_n of_o the_o phoenix_n to_o become_v a_o spiritual_a and_o glorious_a body_n capable_a of_o perform_v all_o those_o wonderful_a effect_n ascribe_v to_o it_o chap._n lvii_o the_o way_n to_o calcine_v tartar_n we_o have_v already_o give_v one_o preparation_n of_o tartar_n in_o chap._n 15._o both_o for_o the_o calcination_n of_o it_o and_o to_o extract_v the_o salt_n and_o we_o have_v large_o show_v in_o chap._n 5._o of_o what_o importance_n it_o be_v to_o dry_v it_o thorough_o for_o that_o reason_n we_o will_v not_o repeat_v it_o here_o but_o refer_v the_o reader_n thither_o to_o make_v this_o calcination_n which_o be_v easy_a take_v tartar_n in_o great_a lump_n the_o thick_a and_o most_o shine_a you_o can_v get_v blow_v away_o all_o the_o powder_n than_o put_v it_o in_o new_a earthen_a pot_n upon_o live_a coal_n or_o in_o a_o little_a furnace_n where_o you_o must_v leave_v it_o till_o it_o smoke_v no_o more_o and_o all_o its_o humidity_n be_v exhale_v and_o it_o be_v reduce_v into_o lump_n of_o a_o black_a purplish_a colour_n than_o it_o be_v calcine_v and_o well_o prepare_v tartar_n may_v also_o be_v calcine_v by_o wrap_v it_o in_o piece_n of_o brown_a paper_n then_o lay_v a_o bed_n of_o live_a coal_n and_o lay_v a_o bundle_n of_o it_o upon_o they_o than_o another_o layer_n or_o bed_n of_o coal_n and_o on_o they_o another_o parcel_n of_o tartar_n continue_v thus_o to_o do_v s._n s._n s._n till_o all_o your_o parcel_n of_o tartar_n be_v lay_v on_o observe_v that_o the_o upper_a layer_n be_v always_o of_o coal_n and_o leave_v the_o whole_a in_o that_o state_n till_o the_o tartar_n be_v well_o calcine_v and_o leave_v off_o smoke_v then_o take_v it_o off_o and_o blow_v away_o the_o ash_n chap._n lviii_o a_o way_n to_o make_v a_o fair_a chalcedony_n in_o glass_n although_o chalcedony_n be_v not_o so_o dear_a as_o it_o have_v be_v heretofore_o since_o it_o be_v find_v in_o europe_n yet_o people_n have_v not_o leave_v off_o counterfeit_v it_o by_o help_n of_o art_n to_o make_v several_a work_n of_o it_o no_o less_o beautiful_a than_o the_o true_a and_o much_o cheap_a we_o will_v show_v three_o different_a way_n to_o prepare_v this_o chalcedony_n which_o will_v make_v three_o different_a species_n of_o it_o all_o of_o they_o very_o fair_a but_o who_o beauty_n may_v be_v also_o augment_v by_o the_o number_n of_o ingredient_n we_o compose_v they_o of_o and_o which_o cause_n those_o diversity_n of_o colour_n which_o that_o stone_n ought_v to_o have_v among_o the_o rest_n of_o the_o ingredient_n we_o employ_v in_o this_o subject_a there_o be_v some_o that_o give_v no_o colour_n to_o glass_n as_o tartar_n soot_n salarmoniac_a and_o mercury_n those_o that_o be_v of_o a_o unctuous_a nature_n as_o lead_v soot_n tartar_n the_o azure-stone_n often_o hinder_v the_o union_n of_o the_o ingredient_n by_o reason_n of_o the_o separation_n which_o may_v happen_v by_o the_o cool_a the_o metal_n which_o do_v not_o happen_v to_o those_o who_o know_v how_o to_o observe_v the_o degree_n of_o heat_n wherein_o the_o principal_a knowledge_n of_o this_o art_n consist_v to_o make_v the_o first_o sort_n of_o chalcedony_n put_v two_o pound_n of_o aqua_fw-la fortis_fw-la whereof_o we_o have_v give_v the_o preparation_n in_o chap._n 52._o into_o a_o glass_n body_n with_o a_o long_a neck_n four_o ounce_n of_o fine_a silver_n in_o small_a and_o thin_a plate_n or_o granulate_v put_v the_o body_n in_o a_o ash_n furnace_n over_o a_o soft_a fire_n or_o in_o warm_a water_n and_o the_o silver_n will_v be_v present_o dissolve_v at_o the_o same_o time_n take_v another_o body_n and_o dissolve_v in_o it_o 6_o ounce_n of_o quicksilver_n in_o a_o pound_n and_o half_a of_o the_o same_o aqua_fw-la fortis_fw-la after_o that_o pour_v both_o the_o solution_n together_o into_o a_o great_a body_n which_o put_v in_o the_o same_o bath_n or_o warm_a water_n or_o ash-furnace_n then_o add_v to_o it_o six_o ounce_n of_o salarmoniac_a which_o dissolve_v over_o a_o gentle_a fire_n then_o put_v to_o it_o one_o ounce_n of_o zaffer_n and_o half_a a_o ounce_n of_o manganese_n prepare_v little_a by_o little_a with_o as_o much_o ferretto_n of_o spain_n also_o little_a by_o little_a for_o fear_v the_o matter_n come_v to_o swell_v too_o much_o shall_v break_v the_o vessel_n add_v to_o all_o these_o ingredient_n one_o ounce_n of_o crocus_n martis_n calcine_v with_o sulphur_n as_o much_o scale_n of_o copper_n thrice_o calcine_v which_o ought_v to_o boil_v like_o manganese_n as_o much_o blue_a lake_n that_o the_o painter_n use_n and_o the_o same_o quantity_n of_o red_a lead_n the_o whole_a reduce_v into_o powder_n in_o put_v in_o these_o powder_n you_o must_v gentle_o stir_v the_o glass_n body_n that_o they_o may_v the_o better_o incorporate_v with_o the_o aqua_fw-la fortis_fw-la nevertheless_o take_v care_n there_o be_v not_o too_o much_o heat_n than_o you_o must_v well_o stop_v the_o matras_n or_o glass_n body_n stir_v it_o well_o every_o day_n for_o ten_o day_n
fortis_fw-la of_o chap._n 52._o put_v one_o pound_n in_o a_o glass_n matrass_n with_o four_o ounce_n of_o leaf-silver_n to_o dissolve_v and_o stop_v the_o matras_n take_v another_o matras_n wherein_o put_v a_o pound_n of_o the_o same_o aqua_fw-la fortis_fw-la with_o five_o ounce_n of_o mercury_n purify_v with_o salt_n and_o vinegar_n after_o this_o manner_n take_v common_a salt_n sprinkle_v it_o with_o vinegar_n in_o a_o wooden-dish_n where_o add_v to_o it_o a_o little_a common_a fair_a water_n to_o make_v it_o dissolve_v put_v in_o your_o mercury_n and_o stir_v it_o well_o with_o a_o wooden-pestle_n to_o draw_v out_o the_o blackness_n repeat_v wash_v they_o often_o with_o fresh_a salt_n and_o vinegar_n till_o there_o be_v no_o more_o blackness_n then_o dry_v they_o with_o warm_a linen_n or_o cotton_n and_o pass_v it_o through_o the_o glove_n than_o it_o will_v be_v purify_v and_o fit_a to_o put_v in_o your_o aqua_fw-la fortis_fw-la when_o it_o be_v dissolve_v stop_v the_o matras_n and_o keep_v it_o take_v another_o glass_n body_n wherein_o put_v a_o pound_n of_o aqua_fw-la fortis_fw-la with_o three_o ounce_n of_o fine_a silver_n calcine_v amalgamate_fw-it they_fw-mi silver_n with_o the_o mercury_n as_o the_o goldsmith_n usual_o do_v and_o put_v it_o into_o a_o crucible_n with_o its_o weight_n of_o common_a salt_n purify_v as_o we_o have_v heretofore_o show_v then_o put_v the_o crucible_n on_o hot_a coal_n that_o the_o mercury_n may_v evaporate_v and_o that_o only_o the_o silver_n remain_v at_o bottom_n which_o will_v be_v purify_v and_o calcine_v then_o add_v to_o that_o calcine_v silver_n a_o equal_a weight_n of_o common_a salt_n purify_v as_o before_o mix_v they_o well_o together_o and_o put_v they_o over_o the_o fire_n in_o a_o crucible_n to_o calcine_v they_o afresh_o then_o wash_v they_o well_o with_o warm_a water_n to_o take_v out_o the_o salt_n then_o put_v this_o silver_n into_o a_o glass_n vial_n fill_v with_o common_a water_n which_o boil_v till_o one_o four_o part_n be_v consume_v then_o let_v it_o cool_v and_o settle_v to_o the_o bottom_n then_o decant_v off_o the_o water_n and_o put_v more_o upon_o it_o reiterate_v this_o process_n with_o fresh_a water_n three_o time_n and_o at_o the_o four_o dry_a the_o silver_n and_o put_v it_o into_o your_o aqua_fw-la fortis_fw-la and_o stir_v it_o well_o and_o stop_v the_o matras_n we_o have_v promise_v to_o give_v the_o way_n of_o purify_n common_a salt_n which_o be_v this_o take_v what_o quantity_n you_o will_v of_o sea-salt_n dissolve_v it_o in_o a_o convenient_a quantity_n of_o common_a water_n boil_v it_o for_o the_o space_n of_o two_o hour_n then_o let_v the_o water_n rest_n that_o the_o earthy_a part_n of_o the_o salt_n may_v settle_v to_o the_o bottom_n then_o filter_n the_o water_n and_o evaporate_v it_o in_o a_o earthen_a vessel_n or_o rather_o in_o a_o glass_n cucurbit_n till_o the_o salt_n remain_v dry_a at_o the_o bottom_n dissolve_v this_o salt_n again_o make_v the_o water_n boil_v then_o let_v it_o stand_v for_o the_o dregs_o to_o settle_v after_o which_o filter_n it_o and_o evaporate_v it_o as_o before_o which_o you_o must_v continue_v to_o do_v till_o it_o leave_v no_o more_o faeces_fw-la or_o dregs_o and_o it_o will_v be_v well_o purify_v and_o prepare_v to_o continue_v our_o preparation_n of_o the_o material_n you_o must_v put_v into_o a_o glass_n matras_n a_o pound_n of_o aqua_fw-la fortis_fw-la with_o three_o ounce_n of_o purify_a salarmoniac_a that_o be_v to_o say_v filter_v and_o whiten_v till_o it_o leave_v no_o faeces_fw-la or_o dregs_o as_o we_o have_v show_v in_o common_a salt_n then_o dissolve_v in_o that_o water_n a_o quarter_n of_o a_o ounce_n of_o silver_n and_o stop_v the_o vessel_n well_o take_v another_o glass_n matras_n and_o put_v into_o it_o also_o a_o pound_n of_o aqua_fw-la fortis_fw-la with_o two_o ounce_n of_o salarmoniac_a be_v dissolve_v put_v into_o that_o water_n of_o cinnabar_fw-la of_o crocus_n martis_n calcine_v with_o sulphur_n as_o above_o of_o vltramarine_n and_o of_o ferretto_n of_o spain_n prepare_v as_o in_o chap._n 22._o of_o each_o half_n a_o ounce_n the_o whole_a well_o pound_v into_o powder_n you_o must_v do_v this_o little_a by_o little_a as_o we_o have_v heretofore_o hint_v for_o fear_n of_o break_v the_o vessel_n by_o the_o fermentation_n which_o they_o make_v with_o the_o aqua_fw-la fortis_fw-la then_o stop_v the_o matras_n put_v into_o another_o matras_n a_o pound_n of_o aqua_fw-la fortis_fw-la and_o dissolve_v in_o it_o two_o ounce_n of_o salarmoniac_a as_o before_o add_v to_o it_o of_o crocus_n martis_n calcine_v as_o in_o chap._n 25_o with_o calcine_v tin_n know_v among_o the_o glass-man_n of_o zaffer_n describe_v in_o chap._n 17._o and_o of_o cinnabar_fw-la of_o each_o half_n a_o ounce_n the_o whole_a well_o powder_v and_o cast_v little_a by_o little_a into_o your_o matras_n for_o the_o reason_n before_o assign_v which_o require_v that_o great_a precaution_n then_o stop_v the_o matras_n take_v another_o glass_n body_n wherein_o put_v one_o pound_n of_o aqua_fw-la fortis_fw-la and_o dissolve_v in_o it_o two_o ounce_n of_o salarmoniac_a then_o add_v one_o ounce_n of_o small_a leave_n of_o copper_n calcine_v as_o in_o chap._n 31_o half_o a_o ounce_n of_o scale_n of_o copper_n thrice_o calcine_v as_o describe_v in_o chap._n 34_o half_o a_o ounce_n of_o manganese_n of_o piedmont_n prepare_v as_o in_o chap._n 18_o and_o half_a a_o ounce_n of_o scale_n of_o iron_n which_o fall_n from_o the_o smith_n anvil_n the_o whole_a well_o pound_v which_o cast_v little_a by_o little_a into_o your_o matras_n for_o fear_n of_o break_v it_o then_o stop_v it_o well_o put_v into_o another_o glass_n body_n one_o pound_n of_o aqua_fw-la fortis_fw-la and_o two_o ounce_n of_o salarmoniac_a the_o dissolution_n be_v make_v put_v to_o it_o little_a by_o little_a half_n a_o ounce_n of_o red_a lead_n one_o ounce_n of_o scale_n of_o copper_n of_o chap._n 34_o half_o a_o ounce_n of_o crude_a antimony_n and_o as_o much_o caput_fw-la mortuum_n of_o vitriol_n purify_v the_o whole_a well_o pulverise_v then_o stop_v the_o matras_n take_v another_o glass_n matras_n put_v into_o it_o one_o pound_n of_o aqua_fw-la fortis_fw-la with_o two_o ounce_n of_o salarmoniac_a add_v to_o that_o water_n of_o orpiment_n of_o white_a arsenic_n of_o painter_n lake_n half_o a_o ounce_n of_o each_o the_o whole_a be_v well_o powder_v and_o put_v into_o a_o matras_n with_o the_o same_o precaution_n as_o before_o stop_v it_o well_o we_o have_v not_o repeat_v at_o each_o operation_n that_o you_o must_v put_v your_o matras_n on_o a_o ash_n furnace_n over_o a_o gentle_a heat_n or_o in_o a_o warm_a bath_n to_o hasten_v the_o solution_n of_o the_o material_n because_o we_o have_v tell_v you_o it_o must_v be_v always_o do_v in_o chap._n 58_o in_o speak_v of_o the_o preparation_n of_o those_o thing_n which_o serve_v to_o thing_fw-mi the_o first_fw-mi species_n of_o chalcedony_n which_o may_v suffice_v for_o the_o instruction_n of_o those_o who_o employ_v themselves_o in_o this_o art_n we_o will_v add_v that_o all_o the_o nine_o matrass_n mention_v in_o this_o chapter_n must_v remain_v fifteen_o day_n in_o the_o same_o heat_n stir_v they_o often_o every_o day_n that_o the_o water_n may_v the_o better_o operate_v on_o the_o material_n subtilize_v they_o and_o well_o open_v their_o tincture_n then_o put_v all_o these_o material_n with_o the_o aqua_fw-la fortis_fw-la into_o a_o great_a glass_n body_n little_a by_o little_a that_o they_o may_v unite_v well_o together_o close_o the_o body_n and_o set_v it_o in_o the_o same_o heat_n stir_v it_o well_o for_o six_o day_n after_o that_o take_v a_o great_a glass_n cucurbit_n well_o lute_v half_a way_n up_o the_o body_n of_o it_o put_v it_o on_o a_o ash_n furnace_n put_v into_o it_o all_o the_o material_n out_o of_o your_o body_n fit_a to_o it_o a_o head_n and_o receiver_n lute_n well_o all_o the_o joint_n then_o distil_v it_o during_o the_o space_n of_o twenty_o four_o hour_n over_o a_o very_a gentle_a fire_n for_o fear_v the_o colour_n shall_v be_v spoil_v that_o the_o water_n pass_v gentle_o over_o and_o the_o spirit_n remain_v in_o the_o powder_n which_o of_o green_a will_v become_v yellow_a thus_o put_v that_o powder_n in_o the_o requisite_a do_v as_o we_o have_v teach_v in_o the_o first_o species_n of_o chalcedony_n into_o purify_a glass_n metal_n make_v of_o break_a piece_n of_o crystal_n and_o not_o of_o fritt_n and_o add_v to_o it_o in_o its_o due_a time_n calcine_v tartar_n soot_n of_o chimney_n crocus_n martis_n make_v with_o vinegar_n observe_v all_o we_o have_v on_o this_o subject_a remark_v these_o material_n will_v give_v a_o opacity_n to_o glass_n which_o may_v be_v work_v twenty_o four_o hour_n afterward_o manage_v it_o well_o with_o proper_a tool_n and_o often_o heat_a it_o and_o you_o will_v have_v
to_o it_o some_o crocus_n martis_n and_o the_o greenness_n will_v vanish_v than_o you_o will_v have_v a_o golden-colour_n very_o fine_a which_o may_v be_v wrought_v these_o be_v all_o the_o colour_n we_o can_v give_v to_o glass_n of_o lead_n alone_o we_o shall_v augment_v the_o number_n in_o a_o past_a of_o lead_n whereof_o we_o shall_v show_v the_o preparation_n in_o the_o follow_a book_n because_o it_o be_v useful_a for_o imitate_v precious_a stone_n as_o we_o shall_v show_v in_o the_o same_o book_n which_o be_v the_o reason_n we_o have_v not_o do_v it_o in_o this_o the_o end_n of_o the_o four_o book_n of_o the_o art_n of_o glass_n book_n v._n chap._n xci_o show_v the_o way_n to_o prepare_v natural_a crystal_n and_o to_o make_v a_o very_a fine_a salt_n of_o tartar_n and_o several_a sort_n of_o past_z for_o emerald_n topaz_n chrysolite_n jacinth_n granat_n sapphire_n beryl_n or_o egmarine_n carbuncle_n ruby_n and_o several_a other_o colour_n of_o so_o great_a beauty_n that_o they_o surpass_v the_o natural_a stone_n themselves_o in_o every_o thing_n but_o hardness_n without_o doubt_v it_o will_v seem_v surprise_v to_o several_a that_o art_n shall_v be_v capable_a of_o imitate_v the_o natural_a colour_n of_o precious_a stone_n in_o so_o great_a perfection_n as_o that_o the_o beauty_n of_o the_o artificial_a shall_v surpass_v that_o of_o the_o natural_a oriental_n one_o in_o every_o thing_n except_v their_o hardness_n which_o they_o have_v be_v many_o age_n in_o acquire_v and_o i_o doubt_v not_o but_o several_a ingenious_a man_n be_v this_o day_n search_v after_o mean_n to_o give_v they_o that_o too_o the_o curious_a will_v find_v in_o this_o book_n all_o that_o be_v necessary_a to_o attain_v this_o art_n nay_o and_o to_o do_v something_o more_o than_o i_o mention_v for_o since_o art_n can_v easy_o imitate_v nature_n it_o be_v not_o to_o be_v doubt_v but_o that_o ingenious_a man_n may_v some_o time_n or_o other_o arrive_v to_o give_v the_o same_o perfection_n to_o crystal_n that_o precious_a stone_n have_v acquire_v in_o the_o bowel_n of_o the_o earth_n the_o natural_a or_o rock_n crystal_n which_o we_o make_v use_v of_o as_o the_o basis_n of_o our_o artificial_a gem_n be_v the_o only_a stone_n that_o do_v not_o proceed_v from_o any_o metal_n be_v the_o first_o substratum_fw-la of_o other_o only_o make_v of_o a_o congeal_a water_n with_o a_o subtle_a earth_n as_o other_o precious_a stone_n it_o be_v virtue_n proceed_v from_o mercury_n and_o the_o spirit_n of_o raphael_n have_v also_o a_o great_a sympathy_n with_o saturn_n and_o jupiter_n whence_o it_o be_v proper_a for_o heal_v several_a disease_n all_o the_o diversity_n of_o gem_n proceed_v only_o from_o a_o sulphur_n or_o a_o unctuous_a substance_n which_o insinuate_v its_o self_n in_o their_o composition_n which_o fix_v they_o more_o or_o less_o and_o also_o tinge_v they_o this_o sulphur_n be_v a_o exhalation_n of_o metalline_a and_o mineral_n spirit_n force_v up_o by_o the_o central_n fire_n which_o virtual_o contain_v divers_a colour_n and_o which_o be_v determine_v and_o bring_v into_o act_n by_o proper_a subject_n thus_o granat_n and_o other_o precious_a stone_n agree_v with_o crystal_n as_o mercury_n do_v with_o saturn_n their_o harmony_n in_o the_o heaven_n assure_v we_o of_o these_o reason_n and_o proportion_n here_o on_o earth_n precious_a stone_n derive_v their_o origin_n from_o the_o star_n and_o the_o primum_fw-la mobile_n as_o do_v the_o metal_n both_o perfect_a and_o imperfect_a of_o the_o colour_n of_o sulphur_n and_o the_o quality_n whereof_o they_o partake_v and_o wherein_o they_o agree_v with_o the_o star_n great_a and_o wonderful_a operation_n may_v be_v perform_v with_o these_o precious_a stone_n if_o they_o be_v separate_v from_o the_o impurity_n of_o their_o terra_fw-la damnata_fw-la and_o reduce_v by_o the_o universal_a menstruum_fw-la into_o their_o first_o principle_n it_o be_v only_o by_o this_o menstruum_fw-la or_o mundane_a spirit_n that_o metal_n and_o mineral_n can_v also_o be_v so_o dissolve_v that_o be_v full_a of_o their_o attractive_a virtue_n we_o can_v bold_o assert_v that_o this_o universal_a spirit_n contain_v in_o itself_o all_o the_o secret_n of_o alchemy_n and_o that_o without_o it_o it_o be_v impossible_a to_o have_v the_o tincture_n water_n and_o salt_n of_o precious_a stone_n or_o to_o make_v use_n of_o the_o admirable_a virtue_n god_n have_v impart_v to_o they_o yet_o i_o do_v dispute_v but_o that_o there_o be_v a_o certain_a acid_n water_n extract_v from_o a_o simple_a wherein_o a_o dissolution_n of_o gem_n may_v be_v make_v and_o a_o admirable_a magisterium_fw-la and_o a_o precious_a treasure_n for_o the_o health_n be_v prepare_v secundum_fw-la artem._n that_o water_n will_v also_o extract_v the_o tincture_n of_o gold_n the_o virtue_n of_o which_o be_v not_o less_o for_o preservation_n of_o life_n and_o cure_v several_a malignant_a fever_n as_o to_o artificial_a gem_n which_o be_v the_o subject_a of_o this_o book_n all_o the_o art_n consist_v in_o right_o imitate_v the_o tincture_n of_o those_o that_o be_v fine_a which_o must_v be_v extract_v from_o subject_n that_o resist_v the_o fire_n the_o tincture_n we_o give_v they_o be_v fix_v in_o the_o crystal_n though_o volatile_a without_o alter_v their_o colour_n as_o for_o example_n verdigrease_n be_v put_v on_o the_o fire_n become_v of_o another_o colour_n but_o be_v in_o fusion_n with_o the_o crystal_n it_o fix_v and_o change_v not_o its_o colour_n for_o natural_a colour_n always_o return_v to_o their_o principle_n and_o the_o great_a quantity_n of_o fix_a always_o retain_v some_o of_o the_o volatile_a you_o must_v therefore_o for_o this_o end_n take_v permanent_a colour_n which_o change_v not_o be_v mix_v one_o with_o another_o for_o example_n blue_a and_o yellow_a make_v green_a you_o must_v therefore_o take_v a_o blue_n that_o can_v be_v alter_v by_o the_o yellow_a you_o mix_v with_o it_o and_o a_o yellow_a that_o can_v be_v alter_v by_o the_o blue_a and_o so_o of_o other_o isaac_n hollandus_n who_o have_v write_v much_o on_o the_o art_n of_o make_v gem_n show_v we_o a_o very_a fine_a way_n by_o which_o he_o have_v perform_v thing_n almost_o incredible_a we_o will_v give_v you_o some_o of_o his_o preparation_n among_o those_o we_o design_v to_o treat_v of_o and_o add_v several_a curious_a matter_n to_o whaâ—_n he_o have_v say_v of_o they_o both_z for_o past_z tincture_n and_o tâ—_n fabric_n of_o gem_n to_o encourage_v the_o lover_n of_o this_o art_n to_o set_v their_o hand_n to_o work_v at_o it_o it_o be_v true_a the_o way_n be_v troublesome_a and_o tedious_a but_o any_o one_o that_o will_v diligent_o apply_v himself_o to_o it_o will_v find_v himself_o sufficient_o reward_v for_o his_o pain_n both_o by_o the_o pleasure_n of_o see_v so_o fine_a production_n and_o the_o profit_n he_o may_v get_v by_o a_o thing_n of_o so_o small_a charge_n chap._n xcii_o the_o way_n of_o prepare_v natural_a crystal_n we_o have_v already_o give_v a_o very_a fine_a preparation_n of_o natural_a crystal_n in_o the_o second_o book_n chap._n 76_o yet_o we_o will_v give_v you_o here_o the_o principal_a one_o which_o be_v its_o calcination_n and_o which_o we_o will_v explain_v at_o large_a to_o perform_v this_o calcination_n well_o take_v natural_a crystal_n the_o fair_a you_o can_v get_v since_o that_o be_v the_o basis_n for_o artificial_a gem_n it_o be_v no_o matter_n whether_o it_o be_v in_o great_a or_o small_a piece_n fill_v with_o these_o piece_n of_o crystal_n a_o large_a crucible_n cover_v it_o with_o a_o cover_v make_v of_o the_o â—ame_n earth_n which_o must_v be_v somewhat_o broad_a than_o the_o mouth_n of_o the_o crucible_n for_o fear_v ash_n or_o coal_n tumble_v in_o which_o you_o must_v take_v particular_a care_n of_o then_o set_v your_o crucible_n in_o burn_a coal_n in_o a_o little_a furnace_n and_o when_o your_o crystal_n be_v well_o heat_v cast_v it_o into_o a_o vessel_n of_o cold_a water_n the_o more_o water_n there_o be_v so_o much_o the_o better_a will_v the_o calcination_n be_v perform_v because_o the_o cold_a of_o it_o be_v so_o much_o the_o great_a then_o take_v it_o out_o of_o the_o water_n and_o dry_v it_o in_o a_o earthen_a ladle_n than_o put_v it_o into_o the_o same_o crucible_n to_o be_v heat_v again_o take_v care_n to_o cover_v it_o well_o then_o cast_v it_o again_o â—nto_o fresh_a cold_a water_n and_o repeat_v heat_a it_o and_o quench_v it_o thus_o twelve_o time_n change_v each_o time_n the_o water_n you_o may_v know_v if_o your_o crystal_n be_v well_o calcine_v for_o it_o will_v easy_o break_v and_o crumble_v if_o there_o appear_v in_o it_o any_o black_a vein_n you_o must_v take_v care_n to_o take_v they_o all_o clean_a out_o by_o break_v they_o and_o do_v this_o till_o only_o the_o white_a remain_v behind_o than_o it_o be_v well_o prepare_v after_o
you_o have_v well_o dry_v your_o crystal_n thus_o calcine_v grind_v they_o to_o a_o impalpable_a powder_n on_o a_o marble_n or_o porphyry_n stone_n by_o put_v a_o little_a on_o at_o a_o time_n and_o fierce_o it_o well_o through_o a_o fine_a silken_a sieve_n and_o since_o we_o use_v this_o powder_n of_o crystal_n for_o all_o artificial_a gem_n whereof_o we_o be_v go_v to_o treat_v your_o best_a way_n will_v be_v to_o keep_v a_o good_a quantity_n by_o you_o which_o you_o may_v always_o have_v recourse_n to_o in_o work_v if_o you_o design_v to_o succeed_v in_o this_o art_n very_o well_o you_o must_v not_o use_v ordinary_a fritt_n of_o crystal_n how_o good_a and_o fair_a soever_o it_o be_v nor_o chalcedony_n nor_o tarso_n nor_o any_o other_o stone_n for_o the_o glass_n make_v of_o they_o be_v far_o less_o fà ir_a and_o resplendent_a than_o that_o make_v of_o natural_a crystal_n which_o have_v the_o most_o lustre_n and_o approach_v near_o precious_a stone_n as_o we_o have_v already_o remark_v in_o the_o precede_a chapter_n chap._n xciii_o the_o way_n of_o make_v a_o very_a sine_fw-la and_o pure_a salt_n of_o tartar_n neri_n make_v use_v of_o no_o salt_n of_o tartar_n in_o all_o his_o preparation_n of_o artificial_a gem_n notwithstanding_o this_o salt_n be_v prepare_v after_o a_o certain_a manner_n we_o shall_v here_o relate_v for_o the_o sake_n of_o the_o curious_a it_o serve_v in_o a_o great_a measure_n to_o work_v the_o crystal_n be_v a_o true_a vehicle_n for_o the_o better_a introduce_v the_o colour_n that_o be_v to_o be_v give_v and_o which_o be_v of_o use_n for_o the_o tincture_n several_a way_n those_o who_o in_o their_o operation_n of_o artificial_a gem_n have_v make_v no_o use_n of_o salt_n of_o tartar_n have_v without_o doubt_n be_v ignorant_a of_o this_o fine_a preparation_n of_o it_o for_o if_o you_o use_v ordinary_a salt_n of_o tartar_n there_o be_v a_o sulphur_n and_o foulness_n in_o it_o which_o render_v crystal_n obscure_a and_o consequent_o will_v be_v hurtful_a in_o these_o operation_n to_o make_v this_o salt_n you_o must_v first_o calcine_v your_o tartar_n till_o it_o become_v grey_a and_o not_o to_o perfect_a whiteness_n and_o then_o dissolve_v it_o in_o warm_a water_n to_o extract_v the_o salt_n filter_n that_o water_n and_o then_o evaporate_v it_o over_o the_o fire_n then_o you_o will_v have_v remain_v at_o the_o bottom_n of_o the_o vessel_n a_o white_a salt_n to_o take_v away_o all_o foulness_n from_o this_o salt_n dissolve_v it_o again_o in_o warm_a water_n then_o evaporate_v it_o again_o over_o a_o gentle_a fire_n take_v it_o off_o the_o fire_n and_o cast_v it_o into_o cold_a water_n and_o you_o will_v find_v it_o will_v leave_v on_o the_o surface_n of_o the_o water_n a_o thick_a froth_n which_o you_o must_v skim_v off_o with_o a_o skimmer_n that_o have_v little_a holes_n no_o big_a than_o a_o small_a pin_n head_n put_v the_o vessel_n again_o on_o the_o fire_n and_o evaporate_v the_o water_n as_o before_o then_o take_v it_o off_o the_o fire_n and_o cast_v upon_o it_o fresh_a cold_a water_n and_o skim_v it_o well_o as_o before_o reiterate_v this_o process_n till_o you_o find_v no_o more_o froth_n then_o evaporate_v the_o whole_a over_o a_o gentle_a fire_n till_o it_o be_v dry_a and_o you_o will_v have_v a_o salt_n of_o tartar_n well_o purify_v which_o be_v not_o so_o fusil_n as_o the_o other_o because_o it_o be_v free_a from_o all_o that_o unctuosity_n which_o cause_v the_o fusion_n keep_v this_o salt_n of_o tartar_n in_o a_o vessel_n well_o stop_v and_o use_v of_o it_o in_o crystal_n with_o your_o colour_n when_o you_o set_v they_o to_o melt_v although_o this_o salt_n of_o tartar_n be_v very_o fine_a and_o pure_a yet_o it_o be_v not_o that_o of_o the_o philosopher_n which_o have_v far_o more_o virtue_n and_o open_v more_o powerful_o the_o metal_n and_o mineral_n where_o it_o be_v employ_v though_o it_o be_v of_o the_o same_o nature_n as_o this_o and_o extract_v from_o the_o same_o principle_n the_o philosopher_n have_v moreover_o another_o salt_n of_o tartar_n extract_v from_o metalline_a matter_n and_o this_o last_o be_v far_o more_o excellent_a than_o any_o other_o we_o will_v treat_v thereof_o at_o large_a in_o the_o treatise_n we_o have_v promise_v where_o we_o will_v explain_v the_o virtue_n both_o of_o the_o one_o and_o the_o other_o as_o well_o in_o medicine_n as_o in_o the_o business_n of_o metal_n and_o show_v several_a very_o curious_a effect_n perform_v by_o their_o mean_n chap._n xciv_o to_o make_v a_o past_a for_o oriental_a emerald_n we_o have_v already_o show_v the_o way_n of_o ting_a crystal_n and_o glass_n of_o lead_n of_o a_o very_a fair_a emerald-colour_n but_o not_o to_o make_v a_o stone_n that_o shall_v imitate_v a_o true_a natural_a gem_n which_o may_v be_v use_v in_o ring_n or_o otherwise_o which_o now_o we_o come_v to_o do_v there_o be_v divers_a sort_n of_o emerald_n but_o at_o present_a they_o be_v all_o distinguish_v into_o either_o oriental_a or_o occidental_a the_o oriental_n be_v more_o hard_a and_o the_o other_o less_o we_o will_v show_v several_a way_n of_o imitate_v tâ—e_v emerald_n more_o or_o less_o full_a which_o will_v be_v all_o beautyful_a this_o be_v the_o first_o take_v two_o ounce_n of_o natural_a crystal_n prepare_v as_o we_o have_v show_v in_o chap._n 92._o and_o 4_o ounce_n of_o common_a minium_n or_o read-lead_a powder_a and_o sear_v add_v 48_o grain_n of_o verdigrease_n well_o pound_v and_o of_o a_o good_a colour_n with_o 8_o grain_n of_o crocus_n martis_n prepare_v with_o vinegar_n as_o we_o have_v show_v chap._n 25._o mix_v the_o whole_a well_o together_o and_o put_v it_o into_o a_o good_a crucible_n that_o will_v resist_v the_o fire_n in_o it_o you_o must_v leave_v a_o inch_n empty_a then_o cover_v the_o the_o crucible_n with_o a_o earthen_a cover_n lute_n it_o well_o and_o dry_v it_o than_o put_v it_o in_o the_o hot_a place_n of_o a_o potter_n furnace_n where_o they_o make_v their_o earthen_a vessel_n and_o let_v it_o stand_v as_o long_o as_o their_o pot_n be_v cold_a break_v the_o crucible_n and_o you_o will_v find_v within_o a_o matter_n of_o the_o colour_n of_o a_o very_a fine_a emerald_n if_o you_o afterward_o set_v it_o in_o gold_n it_o will_v surpass_v in_o beauty_n the_o true_a oriental_a emerald_n if_o it_o happen_v that_o your_o matter_n be_v not_o enough_o resin_v and_o purify_v you_o must_v put_v it_o in_o again_o a_o second_o time_n in_o the_o same_o furnace_n where_o it_o will_v be_v purify_v as_o much_o as_o needs_o be_v which_o you_o may_v know_v by_o lift_v up_o the_o cover_n if_o the_o matter_n appear_v shine_v if_o it_o be_v not_o so_o lute_z the_o cover_v on_o again_o and_o put_v the_o whole_a in_o the_o furnace_n you_o may_v take_v notice_n once_o for_o all_o that_o you_o must_v not_o break_v the_o crucible_n before_o the_o matter_n be_v thorough_o bake_v and_o purify_v for_o if_o you_o do_v and_o so_o be_v oblige_v to_o put_v the_o matter_n into_o another_o crucible_n the_o past_a will_v be_v paint_v and_o full_a of_o blister_n if_o you_o can_v easy_o come_v to_o a_o potter_n furnace_n you_o may_v make_v one_o yourself_o with_o little_a charge_n wherein_o you_o may_v put_v twenty_o crucible_n at_o once_o each_o of_o different_a colour_n so_o one_o bake_n may_v serve_v for_o a_o great_a deal_n of_o matter_n you_o must_v make_v use_n of_o dry_a and_o hard_a wood_n to_o heat_v the_o furnace_n as_o we_o have_v say_v before_o in_o bake_v glass_n and_o continue_v the_o fire_n twenty_o four_o hour_n in_o which_o time_n your_o matter_n ought_v to_o be_v bake_v and_o purify_v enough_o but_o for_o more_o surety_n you_o may_v continue_v the_o fire_n six_o hour_n long_o and_o they_o will_v be_v certain_o bake_v enough_o your_o matter_n be_v thus_o right_o bake_v you_o may_v polish_v it_o at_o the_o wheel_n as_o we_o have_v say_v and_o set_v it_o with_o a_o foil_n in_o gold_n as_o be_v do_v with_o true_a gem_n and_o you_o will_v have_v a_o bright_a emerald_n than_o the_o oriental_a chap._n xcv_o another_o deep_a emerald-colour_n that_o which_o make_v emerald_n deep_o than_o the_o precedent_n proceed_v from_o the_o small_a quantity_n of_o crystal_n employ_v in_o it_o with_o more_o of_o the_o other_o material_n which_o make_v it_o more_o fair_a but_o also_o more_o brittle_a you_o must_v bake_v it_o at_o least_o six_o hour_n long_o than_o the_o precedent_n to_o take_v away_o that_o imperfection_n which_o lead_v usual_o give_v the_o do_v of_o this_o past_a be_v one_o ounce_n of_o natural_a crystal_n prepare_v as_o we_o have_v show_v six_o ounce_n and_o a_o half_a of_o red-lead_a seventy_o five_o grain_n of_o verdigrease_n ten_o grain_n of_o crocus_n martis_n make_v with_o vinegar_n the_o whole_a pulverised_a and_o
well_o mix_v together_o then_o follow_v the_o method_n we_o have_v show_v in_o the_o precede_a chapter_n which_o will_v be_v too_o tedious_a to_o repeat_v here_o and_o on_o every_o occasion_n so_o we_o will_v avoid_v it_o only_o observe_v to_o let_v your_o matter_n stand_v long_o in_o the_o fire_n as_o we_o have_v say_v and_o you_o will_v have_v a_o admirable_a oriental_a emerald-colour_n which_o be_v set_v in_o gold_n with_o a_o foil_n of_o the_o same_o metal_n underneath_o will_v be_v inexpressible_o fair_a chap._n xcvi_o another_o way_n to_o make_v a_o fair_a paste_n for_o emerald_n this_o paste_n will_v be_v as_o brittle_a as_o the_o precedent_n for_o the_o reason_n we_o have_v say_v for_o you_o must_v take_v seven_o ounce_n of_o minium_n to_o two_o ounce_n of_o natural_a crystal_n prepare_v to_o which_o add_v full_a eighteen_o grain_n of_o verdigrease_n ten_o grain_n of_o crocus_n martis_n the_o whole_a pulverised_a and_o well_o mix_v then_o proceed_v as_o we_o have_v show_v in_o chap._n 94_o and_o you_o will_v have_v a_o emerald_n fit_a for_o all_o small_a work_n but_o not_o so_o hard_a as_o the_o former_a by_o reason_n of_o the_o great_a quantity_n of_o lead_n in_o it_o wherefore_o you_o ought_v to_o keep_v it_o long_o in_o the_o fire_n that_o the_o pale_a '_o colour_n of_o the_o lead_n may_v vanish_v chap._n xcvii_o another_o fair_a paste_n for_o emerald_n the_o colour_n of_o this_o paste_n will_v surpass_v the_o other_o in_o beauty_n if_o the_o workman_n take_v care_n take_v two_o ounce_n of_o natural_a crystal_n prepare_v six_o ounce_n of_o minium_n in_o powder_n and_o eight_o grain_n of_o verdigrease_n also_o in_o powder_n mix_v the_o whole_a well_o together_o then_o put_v they_o into_o a_o large_a crucible_n cover_v and_o well_o lute_v in_o the_o same_o furnace_n as_o before_o moreover_o do_v all_o as_o in_o chap._n 94_o and_o you_o will_v have_v a_o extraordinary_a fair_a emerald-colour_n chap._n xcviii_o another_o very_a fair_a emerald-colour_n this_o stone_n will_v be_v far_o hard_a and_o fine_a than_o the_o precedent_n because_o it_o contain_v less_o lead_n to_o make_v it_o take_v four_o ounce_n of_o natural_a crystal_n prepare_v as_o in_o chap._n 92_o the_o four_o part_n of_o a_o ounce_n of_o red-lead_a and_o the_o same_o quantity_n of_o verdigrease_n the_o whole_a pulverised_a and_o sift_v fine_a which_o put_v together_o in_o a_o crucible_n well_o close_v and_o lute_v in_o the_o same_o furnace_n as_o before_o proceed_v as_o in_o chap._n 94_o leave_v the_o crucible_n in_o the_o fire_n thirty_o six_o hour_n after_o which_o if_o you_o will_v you_o may_v cast_v your_o melt_a matter_n into_o a_o marble_n mould_v heat_v put_v it_o near_o the_o fire_n to_o cool_v gentle_o and_o you_o will_v have_v a_o very_a fine_a emerald_n chap._n xcix_o to_o make_v a_o paste_n for_o a_o oriental_a topaz_n the_o topaz_n of_o the_o ancient_n be_v the_o same_o which_o the_o modern_n call_v a_o chrysolite_n whereof_o we_o shall_v treat_v in_o chap._n 101_o and_o their_o chrysolite_n that_o which_o modern_a jeweller_n call_v a_o topaz_n which_o be_v a_o stone_n of_o a_o golden-colour_n such_o be_v the_o oriental_a topaz'_v which_o be_v the_o most_o hard_a of_o all_o stone_n next_o the_o diamond_n their_o colour_n be_v like_a water_n tinge_v with_o saffron_n or_o rhubarb_n but_o shine_v and_o pure_a there_o be_v some_o find_v in_o europe_n but_o as_o soft_a as_o crystal_n and_o approach_v somewhat_o on_o black_a with_o a_o golden-colour_n if_o there_o be_v any_o one_o find_v of_o the_o colour_n of_o pure_a gold_n it_o be_v extraordinary_a and_o not_o distinguishable_a from_o the_o oriental_a one_o but_o in_o hardness_n to_o imitate_v the_o oriental_a one_o take_v two_o ounce_n of_o natural_a crystal_n of_o chap._n 92_o seven_o ounce_n of_o red-lead_a in_o â—ine_z powder_n and_o sear_v mix_v the_o whole_a well_o together_o put_v they_o into_o a_o good_a crucible_n wherein_o you_o leave_v a_o empty_a space_n of_o about_o a_o inch_n deep_a for_o fear_v the_o matter_n shall_v run_v over_o in_o bake_n or_o stick_v to_o the_o cover_n of_o the_o crucible_n in_o rise_v and_o spoil_v the_o work_n then_o proceed_v as_o in_o chap._n 94_o observe_v the_o same_o circumstance_n of_o time_n and_o fire_n and_o you_o will_v have_v a_o admirable_a topaz-colour_n chap._n c._n another_o fine_a topaz-colour_n take_v two_o ounce_n of_o natural_a crystal_n prepare_v as_o we_o have_v show_v two_o ounce_n of_o native_a cinnabar_fw-la two_o ounce_n of_o aesâ—ustum_n the_o whole_a powder_a four_o time_n as_o much_o calcine_v tin_n also_o pulverise_v put_v the_o whole_a in_o a_o crucible_n well_o cover_v and_o lute_v into_o a_o furnace_n as_o before_o wherein_o let_v they_o stand_v twenty_o four_o or_o thirty_o hour_n at_o a_o fire_n not_o too_o violent_a and_o which_o shall_v always_o retain_v the_o same_o degree_n of_o heat_n for_o this_o powder_n will_v easy_o melt_v then_o you_o will_v have_v a_o fine_a topaz-coloured_a paste_n a_o very_a fine_a topaz-colour_n may_v be_v make_v by_o put_v to_o four_o ounce_n of_o the_o same_o natural_a crystal_n half_o a_o dram_n of_o crocus_n martis_n and_o a_o very_a little_a minium_n observe_v the_o same_o circumstance_n for_o bake_v it_o as_o before_o chap._n ci._n to_o make_v a_o paste_n for_o a_o oriental_a chrysolite_n we_o have_v tell_v you_o that_o the_o modern_a jeweller_n call_v that_o a_o chrysolite_n which_o the_o ancient_n call_v a_o topaz_n or_o chrysopas_n which_o be_v a_o precious_a stone_n green_n and_o diaphanous_a some_o whereof_o cast_v a_o lustre_n of_o gold_n this_o stone_n be_v so_o hard_a that_o it_o will_v easy_o endure_v the_o file_n and_o sometime_o there_o be_v piece_n of_o they_o find_v big_a enough_o to_o make_v statue_n of_o witness_v that_o relate_v by_o juba_n king_n of_o mauritania_n which_o be_v make_v in_o honour_n of_o the_o queen_n arsinoe_n wife_n of_o ptolomaeus_n philadelphus_n of_o the_o height_n of_o four_o cubit_n to_o imitate_v this_o stone_n take_v two_o ounce_n of_o natural_a crystal_n prepare_v eight_o ounce_n of_o minium_n in_o small_a powder_n add_v to_o it_o 12_o grain_n of_o crocus_n martis_n make_v with_o vinegar_n as_o in_o chap._n 25._o mix_v the_o whole_a well_o together_o then_o put_v the_o whole_a into_o a_o crucible_n in_o the_o same_o furnace_n as_o before_o leave_v it_o there_o a_o little_a long_o than_o the_o other_o that_o it_o may_v have_v time_n to_o purify_v from_o the_o lead_n then_o you_o will_v have_v a_o paste_n for_o the_o oriental_a chrysolite_n which_o will_v appear_v very_o admirable_a set_v with_o a_o foil_n in_o gold_n chap._n cii_o to_o make_v a_o paste_n for_o sky-colour_n to_o imitate_v the_o beryl_n call_v also_o aqua-marina_n we_o have_v already_o treat_v of_o this_o colour_n in_o chap._n 40_o wherein_o we_o have_v take_v notice_n how_o this_o name_n of_o beryl_n come_v to_o be_v give_v it_o by_o the_o italian_n because_o it_o have_v the_o blewish-green_a of_o the_o sea_n and_o also_o whence_o this_o stone_n be_v get_v to_o imitate_v this_o stone_n take_v two_o ounce_n of_o natural_a crystal_n prepare_v five_o ounce_n of_o minium_n twenty_o one_o grain_n of_o zaffer_n prepare_v as_o in_o chap._n 17_o the_o whole_a reduce_v to_o a_o fine_a powder_n put_v it_o in_o a_o crucible_n cover_v and_o lute_v proceed_v as_o in_o chap._n 94_o and_o you_o will_v have_v a_o delicate_a sky-colour_n this_o colour_n may_v be_v also_o imitate_v by_o take_v half_o a_o dram_n of_o ae_z ustum_fw-la to_o eight_o ounce_n of_o natural_a crystal_n prepare_v and_o put_v the_o whole_a in_o a_o crucible_n to_o bake_v in_o the_o furnace_n as_o before_o chap._n ciii_o to_o make_v a_o paste_n for_o sapphirecolour_n the_o sapphire_n be_v very_o much_o esteem_v for_o its_o beauty_n which_o be_v a_o very_a clear_a sky-colour_n and_o pleasant_a to_o behold_v there_o be_v some_o that_o be_v whitish_a like_o diamond_n other_o very_a blue_n and_o some_o violet-colour_n the_o stone_n be_v soft_a but_o easy_a to_o harden_v to_o make_v this_o paste_n take_v two_o ounce_n of_o natural_a crystal_n prepare_v four_o ounce_n and_o a_o half_a of_o minium_n twenty_o six_o grain_n of_o the_o blue_n smalt_v the_o painter_n use_n the_o whole_a be_v well_o pulverise_v put_v they_o in_o a_o crucible_n and_o cover_v and_o lute_n they_o well_o then_o put_v they_o in_o the_o furnace_n to_o bake_n as_o long_a time_n as_o before_o prescribe_v and_o you_o will_v have_v a_o fine_a violet-colour_n approach_v blue_a chap._n civ_o another_o oriental_a sapphire_n the_o past_a for_o this_o sapphire_n will_v be_v near_o the_o oriental_a colour_n than_o the_o former_a take_v two_o ounce_n of_o natural_a crystal_n prepare_v six_o ounce_n of_o minium_n to_o which_o add_v two_o scruple_n of_o zaffer_n prepare_v as_o in_o chap._n 17_o and_o six_o grain_n of_o manganese_n also_o
prepare_v as_o by_o chap._n 18_o the_o whole_a reduce_v to_o fine_a powder_n mix_v they_o well_o together_o and_o put_v they_o in_o a_o crucible_n and_o cover_v and_o lute_n it_o well_o then_o put_v they_o in_o the_o furnace_n to_o bake_v the_o same_o space_n of_o time_n as_o before_o show_v and_o you_o will_v have_v a_o oriental_a sapphire_n of_o a_o very_a fine_a violet-colour_n chap._n cv_o another_o deep_a oriental_a sapphire_n this_o past_a for_o sapphire_n will_v be_v of_o a_o deep_a colour_n than_o the_o former_a you_o must_v put_v to_o two_o ounce_n of_o natural_a crystal_n prepare_v as_o in_o chap._n 92_o five_o ounce_n of_o minium_n forty_o two_o grain_n of_o prepare_a zaffer_n and_o eight_o grain_n of_o manganese_n of_o piedmont_n also_o prepare_v the_o whole_a reduce_v to_o a_o impalpable_a powder_n and_o mix_v well_o together_o moreover_o proceed_v as_o in_o chap._n 94_o observe_v well_o all_o circumstance_n and_o you_o will_v have_v a_o sapphire_n deep_o than_o the_o precede_a somewhat_o tend_v to_o a_o violet-colour_n which_o you_o may_v work_v and_o polish_v and_o set._n chap._n cvi_o to_o make_v a_o paste_n for_o a_o oriental_a granat_n the_o granat_n be_v very_o like_o the_o carbuncle_n for_o both_o be_v expose_v to_o the_o sun_n they_o exhibit_v the_o colour_n of_o live_a burn_a coal_n be_v between_o red_a and_o yellow_a which_o be_v the_o true_a colour_n of_o fire_n there_o be_v several_a sort_n of_o granat_n both_o oriental_a and_o occidental_a some_o deep_a other_o less_o so_o but_o the_o jeweller_n know_v how_o to_o make_v they_o appear_v by_o set_v they_o on_o silver_n foils_n we_o will_v not_o trouble_v the_o reader_n with_o all_o that_o may_v be_v say_v concern_v they_o several_a author_n have_v large_o treat_v thereof_o we_o shall_v content_v ourselves_o with_o show_v here_o the_o way_n how_o to_o imitate_v they_o by_o our_o art_n take_v two_o ounce_n of_o natural_a crystal_n prepare_v and_o six_o ounce_n of_o minium_n with_o sixteen_o grain_n of_o manganese_n of_o piedmont_n and_o two_o grain_n of_o zaffer_n prepare_v as_o we_o have_v show_v in_o the_o first_o book_n the_o whole_a pulverised_a and_o well_o mix_v together_o and_o put_v in_o a_o crucible_n into_o the_o furnace_n with_o its_o cover_n well_o lute_v there_o to_o bake_n with_o the_o same_o precaution_n we_o heretofore_o have_v give_v and_o you_o will_v have_v a_o very_a fine_a granat_n â—as_v resplendent_a as_o the_o oriental_a chap._n cvii_o a_o deep_a oriental_a granat_n this_o colour_n will_v be_v not_o only_o deep_a but_o also_o far_o fair_a than_o the_o precedent_n to_o make_v it_o take_v two_o ounce_n of_o natural_a crystal_n prepare_v five_o ounce_n and_o a_o half_a of_o minium_n to_o which_o add_v fifteen_o grain_n of_o manganese_n of_o piedmont_n prepare_v have_v pulverise_v it_o mix_v the_o whole_a well_o together_o moreover_o proceed_v as_o in_o chap._n 94._o for_o bake_v this_o paste_n only_o take_v notice_n you_o must_v here_o leave_v more_o empty_a space_n in_o the_o crucible_n because_o this_o matter_n rise_v more_o than_o the_o other_o wherein_o care_n must_v be_v take_v then_o you_o will_v have_v a_o deep_a oriental_a granat_n than_o the_o former_a which_o you_o may_v polish_v etc._n etc._n chap._n cviii_o another_o fair_a granat_n the_o paste_n for_o granat_n will_v be_v yet_o much_o fair_a than_o the_o precedent_n if_o you_o take_v to_o two_o ounce_n of_o natural_a crystal_n calcine_v and_o prepare_v as_o in_o chap._n 92_o 6_o ounce_n of_o vermilion_n or_o minium_n in_o fine_a powder_n thirty_o five_o grain_n of_o manganese_n of_o piedmont_n prepare_v and_o four_o grain_n of_o prepare_a zaffer_n as_o in_o book_n i._n which_o be_v well_o pulverise_v mix_v together_o in_o a_o crucible_n leave_v a_o great_a empty_a space_n than_o in_o the_o other_o by_o reason_n the_o matter_n rise_v more_o then_o lute_n the_o cover_v well_o let_v it_o dry_v and_o put_v it_o in_o the_o furnace_n to_o bake_n as_o we_o have_v show_v chap._n 94_o observe_v the_o same_o circumstance_n we_o have_v note_v on_o that_o subject_a and_o you_o will_v have_v a_o very_a fine_a granat_n fair_a than_o the_o rest_n chap._n cix_o observation_n for_o past_z and_o their_o colour_n we_o may_v have_v insert_v this_o discourse_n in_o chap._n 91_o as_o be_v the_o first_o of_o this_o book_n but_o we_o think_v it_o better_a to_o place_v it_o here_o where_o we_o will_v show_v divers_a way_n of_o make_v past_z no_o less_o fair_a than_o curious_a and_o where_o it_o will_v be_v necessary_a to_o give_v some_o little_a instruction_n to_o those_o who_o undertake_v to_o make_v they_o as_o also_o concern_v the_o degree_n of_o the_o colour_n that_o may_v be_v therein_o imitate_v the_o make_n of_o these_o past_z be_v the_o essential_a point_n of_o the_o business_n because_o on_o it_o depend_v the_o beauty_n of_o our_o artificial_a gem_n but_o the_o bake_n also_o be_v not_o of_o less_o consequence_n forasmuch_o as_o without_o that_o you_o can_v succeed_v it_o be_v not_o enough_o to_o well_o regulate_v the_o fire_n during_o the_o time_n we_o have_v note_a in_o chap._n 92._o whilst_o the_o matter_n be_v to_o stand_v in_o the_o furnace_n but_o you_o must_v also_o take_v care_n that_o the_o crucibles_fw-fr dont_fw-fr break_v before_o the_o matter_n be_v well_o bake_a and_o purify_v for_o if_o the_o crucible_n break_v and_o you_o be_v force_v to_o pour_v out_o the_o matter_n into_o another_o crucible_n the_o whole_a work_n will_v be_v spoil_v and_o the_o matter_n full_a of_o pustles_a and_o blister_n you_o have_v much_o better_o let_v the_o crucible_n cool_n if_o it_o be_v not_o quite_o break_v then_o lute_n it_o well_o and_o put_v it_o in_o the_o furnace_n again_o to_o make_v a_o end_n of_o bake_v you_o must_v also_o take_v notice_n not_o to_o break_v the_o crucible_n to_o take_v out_o the_o matter_n before_o it_o be_v perfect_o bake_v the_o curious_a may_v avoid_v these_o inconvenience_n if_o in_o room_n of_o ordinary_a crucible_n they_o make_v they_o of_o the_o same_o earth_n that_o the_o pot_n for_o make_v glass_n be_v make_v of_o which_o will_v resist_v the_o fire_n long_o than_o we_o have_v occasion_n here_o for_o bake_v and_o bear_v a_o more_o violent_a fire_n than_o we_o have_v occasion_n for_o those_o of_o germany_n also_o will_v do_v very_o well_o for_o this_o business_n because_o they_o endure_v the_o fire_n better_o than_o the_o ordinary_a one_o but_o i_o will_v yet_o abridge_v all_o these_o precaution_n by_o show_v a_o easy_a way_n to_o prepare_v the_o common_a crucibles_fw-fr which_o i_o have_v see_v try_v and_o resist_v the_o fire_n a_o long_a time_n take_v a_o ordinary_a crucible_n or_o rather_o one_o of_o germany_n heat_v it_o a_o little_a in_o the_o fire_n then_o dip_v it_o into_o olive_n oil_n and_o let_v it_o soak_v a_o little_a of_o it_o in_o then_o take_v glass_n reduce_v to_o a_o impalpable_a powder_n and_o strew_v it_o all_o over_o the_o crucible_n both_o without_o and_o within_o as_o thick_a as_o you_o can_v than_o put_v it_o into_o a_o furnace_n in_o a_o small_a heat_n and_o then_o increase_v the_o fire_n to_o a_o melt_a heat_n then_o the_o glass_n will_v melt_v and_o vitrifie_v so_o well_o with_o the_o crucible_n that_o it_o will_v endure_v the_o fire_n far_o long_o than_o be_v require_v for_o our_o business_n we_o will_v also_o further_o remark_n that_o the_o colour_n we_o here_o show_v for_o past_z be_v proportional_a to_o the_o dose_n we_o give_v they_o but_o those_o who_o will_v have_v they_o deep_o or_o light_a must_v regulate_v themselves_o according_o if_o they_o make_v small_a stone_n for_o ring_n the_o colour_n must_v be_v deep_a by_o reason_n of_o their_o smallness_n if_o they_o make_v great_a the_o colour_n must_v be_v light_a but_o deep_a for_o pendant_n than_o any_o other_o the_o whole_a depend_v much_o on_o the_o fancy_n of_o the_o workman_n who_o be_v to_o proportion_v the_o dose_n of_o the_o colour_v to_o the_o work_n he_o design_n in_o speak_v of_o these_o colour_n in_o this_o chapter_n our_o design_n be_v only_o to_o show_v more_o easy_a way_n to_o those_o who_o exercise_n themselves_o herein_o for_o otherwise_o we_o have_v sufficient_o discourse_v of_o they_o in_o the_o precedent_a chapter_n as_o we_o shall_v continue_v to_o do_v in_o the_o follow_v we_o shall_v say_v nothing_o further_o here_o of_o calcine_v copper_n or_o verdigrease_n or_o zaffer_n or_o manganese_n have_v sufficient_o do_v it_o before_o but_o only_o advertise_v the_o curious_a that_o there_o may_v be_v extract_v from_o gold_n a_o very_a fine_a red_a and_o one_o a_o little_a more_o obscure_a from_o iron_n a_o excellent_a green_n from_o copper_n a_o golden_a colour_n from_o lead_n blue_a from_o silver_n but_o a_o much_o fair_a from_o granat_n of_o bohemia_n which_o be_v low_o prize_v by_o
reason_n of_o their_o smallness_n but_o give_v a_o very_a fine_a colour_n the_o same_o may_v be_v do_v with_o ruby_n sapphire_n and_o other_o precious_a stone_n as_o chemist_n well_o know_v if_o i_o shall_v treat_v of_o all_o those_o colour_n in_o this_o tract_n it_o will_v make_v it_o half_o as_o big_a again_o as_o i_o design_v it_o and_o will_v be_v too_o prolix_a for_o our_o present_a purpose_n what_o we_o have_v show_v already_o be_v sufficient_a to_o make_v very_o fine_a work_n chap._n cx_o to_o make_v sulphur_n saturni_n to_o be_v use_v in_o past_z for_o all_o artificial_a gem_n isaac_n hollandus_n have_v so_o well_o show_v we_o the_o way_n to_o imitate_v the_o colour_n of_o all_o precious_a stone_n that_o i_o can_v pass_v by_o in_o silence_n this_o follow_a method_n of_o his_o extract_v from_o his_o work_n as_o it_o be_v not_o common_a nor_o his_o book_n see_v by_o every_o one_o and_o that_o there_o may_v be_v some_o that_o can_v understand_v he_o we_o think_v the_o reader_n may_v be_v glad_a to_o have_v it_o since_o it_o be_v the_o most_o curious_a way_n that_o can_v be_v make_v use_n of_o for_o this_o work_n the_o way_n to_o make_v his_o sulphur_n for_o it_o be_v this_o take_v ceruse_n or_o white-lead_a ground_n very_o small_a put_v it_o into_o a_o great_a glass_n body_n and_o pour_v thereon_o as_o much_o distil_a vinegar_n as_o will_v rise_v a_o palm_n above_o it_o and_o as_o the_o vinegar_n will_v rise_v and_o swell_v very_o much_o at_o first_o pour_v on_o you_o must_v take_v care_n to_o pour_v it_o on_o gentle_o till_o all_o the_o fury_n and_o noise_n be_v go_v then_o set_v this_o body_n on_o a_o hot_a furnace_n in_o sand_n there_o to_o evaporate_v the_o eight_o part_n of_o it_o away_o then_o let_v it_o cool_v and_o decant_v off_o the_o remainder_n of_o the_o vinegar_n which_o will_v be_v well_o colour_v and_o full_a of_o salt_n which_o keep_v in_o another_o glass_n vessel_n then_o pour_v fresh_a distil_a vinegar_n on_o the_o remainder_n of_o the_o ceruse_n set_v it_o again_o on_o the_o furnace_n to_o evaporate_v as_o before_o and_o decant_v off_o that_o vinegar_n as_o the_o former_a reiterate_v this_o process_n of_o put_v fresh_a vinegar_n on_o your_o matter_n and_o evaporate_n it_o and_o decant_v it_o off_o till_o it_o have_v no_o further_a colour_n nor_o sweetness_n which_o common_o happen_v about_o the_o six_o time_n take_v all_o your_o colour_a vinegar_n and_o careful_o filter_n they_o off_o then_o take_v one_o or_o more_o glass_n cucurbit_n and_o evaporate_v all_o the_o vinegar_n over_o a_o gentle_a fire_n and_o you_o will_v find_v remain_v at_o bottom_n a_o salt_n of_o saturn_n of_o lead_n very_o white_a then_o take_v a_o glass_n matras_n lute_n it_o well_o down_o to_o the_o middle_n of_o the_o body_n and_o put_v your_o salt_n of_o lead_n in_o it_o and_o put_v it_o on_o a_o sand_n furnace_n over_o a_o gentle_a fire_n for_o the_o space_n of_o twenty_o four_o hour_n cover_v it_o with_o sand_n up_o to_o the_o neck_n then_o take_v out_o your_o salt_n which_o ought_v to_o be_v as_o red_a as_o cinnabar_fw-la and_o grind_v it_o fine_a on_o a_o marble_n if_o it_o be_v yellow_a you_o must_v put_v it_o on_o the_o fire_n again_o for_o twenty_o four_o hour_n long_o and_o take_v care_v it_o do_v melt_v for_o then_o all_o be_v spoil_v when_o your_o salt_n of_o lead_n be_v perfect_a as_o we_o have_v show_v you_o must_v put_v it_o again_o into_o a_o glass_n cucurbit_n and_o pour_v distil_v vinegar_n on_o it_o as_o before_o and_o decant_v it_o off_o when_o it_o be_v enough_o colour_v and_o put_v fresh_a vinegar_n on_o the_o remain_a salt_n and_o continue_v this_o process_n till_o all_o the_o salt_n be_v dissolve_v and_o the_o faeces_fw-la or_o dregs_o all_o separate_v after_o that_o put_v all_o these_o colour_a vinegar_n into_o glass_n vessel_n and_o let_v they_o stand_v six_o day_n to_o settle_v than_o filter_n they_o careful_o and_o separate_v all_o the_o faeces_fw-la then_o put_v all_o these_o filter_v vinegar_n 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a_o calx_fw-la fine_a than_o wheaten_n flour_n it_o be_v this_o calx_fw-la thus_o purify_v from_o all_o its_o terrestreity_n which_o be_v call_v sulphur_n of_o saturn_n now_o in_o make_v past_z for_o emerald_n sapphire_n granat_n topaz_n chrysolite_n blue_a and_o other_o colour_n you_o must_v employ_v it_o instead_o of_o minium_n in_o the_o same_o dose_n we_o have_v show_v in_o the_o precedent_a chapter_n of_o this_o five_o book_n observe_v all_o we_o have_v note_v in_o the_o subject_a of_o bake_v and_o proceed_v as_o in_o chap._n 94._o then_o you_o will_v have_v stone_n of_o different_a colour_n far_o fair_a than_o the_o natural_a one_o and_o which_o can_v scarce_o be_v distinguish_v from_o they_o the_o past_z make_v with_o this_o sulphur_n will_v not_o have_v that_o grease_n and_o yellowness_n which_o other_o have_v and_o will_v not_o be_v so_o apt_a to_o spot_v by_o the_o breath_n upon_o this_o account_n the_o curious_a will_v have_v no_o cause_n to_o repent_v of_o the_o trouble_n 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crystal_n prepare_v with_o six_o pound_n of_o salt_n extract_v from_o polverine_n of_o rochetta_n purify_v pound_v and_o well_o sear_v as_o we_o have_v show_v in_o chap._n 7_o whereunto_o add_v two_o pound_n of_o sulphur_n of_o saturn_n chemical_o prepare_v as_o in_o the_o precede_a chapter_n then_o mix_v these_o three_o powder_n well_o together_o and_o put_v they_o into_o a_o earthen_a glaze_v pan_n and_o cast_v on_o they_o a_o little_a common_a fair_a water_n to_o reduce_v these_o powder_n into_o a_o lump_n something_o hard_o afterward_o divide_v they_o into_o several_a parcel_n of_o about_o three_o ounce_n each_o make_v a_o hole_n in_o the_o middle_a the_o better_a to_o dry_v they_o at_o the_o sun_n be_v well_o dry_v put_v they_o into_o a_o earthen_a pot_n well_o
lute_v then_o calcine_v they_o in_o a_o potter_n furnace_n than_o pound_n and_o grind_v they_o well_o on_o a_o marble_n and_o searce_v they_o through_o a_o fine_a sieve_n this_o be_v do_v put_v this_o powder_n into_o a_o glass_n furnace_n there_o to_o melt_v and_o purify_v for_o three_o day_n then_o cast_v the_o matter_n into_o the_o water_n as_o we_o have_v elsewhere_o show_v and_o after_o you_o have_v dry_v it_o put_v it_o again_o into_o the_o pot_n in_o the_o same_o oven_n there_o to_o melt_v and_o repurifie_v for_o fifteen_o day_n that_o it_o may_v be_v without_o spot_n and_o that_o it_o become_v of_o the_o colour_n of_o precious_a stone_n this_o crystalline_a matter_n may_v be_v tinge_v of_o several_a colour_n viz._n emerald_n by_o mean_n of_o copper_n thrice_o calcine_v topaz_n by_o mean_n of_o prepare_a zaffer_n and_o so_o of_o other_o whereof_o we_o shall_v not_o treat_v here_o have_v large_o do_v it_o elsewhere_o to_o succeed_v you_o must_v put_v into_o the_o furnace_n as_o 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it_o careful_o and_o put_v it_o in_o a_o glass_n cucurbite_n on_o a_o sand_n or_o ash-fire_n where_o gentle_o evaporate_v it_o till_o it_o be_v just_o skin_v over_o then_o put_v the_o vessel_n into_o a_o cold_a place_n have_v take_v care_n to_o cover_v it_o for_o fear_v of_o any_o foulness_n tumble_v into_o it_o and_o in_o a_o little_a time_n you_o will_v find_v your_o matter_n in_o little_a stone_n pure_a crystalline_a and_o fusible_a which_o you_o must_v take_v out_o of_o your_o vessel_n with_o a_o skimmer_n full_a of_o holes_n then_o put_v your_o vessel_n on_o the_o same_o fire_n to_o evaporate_v the_o remain_a vinegar_n till_o it_o be_v just_o skin_v over_o and_o then_o set_v it_o in_o a_o cold_a place_n to_o crystallize_v as_o before_o when_o you_o have_v take_v out_o all_o the_o crystal_n dry_v they_o well_o and_o reduce_v they_o into_o a_o subtle_a powder_n and_o keep_v they_o in_o a_o vessel_n well_o stop_v take_v care_n to_o make_v at_o least_o ten_o pound_n thus_o you_o 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be_v well_o melt_v and_o clear_a take_v out_o the_o pot_n and_o when_o it_o be_v cool_v pound_n it_o to_o a_o impalpable_a powder_n on_o a_o marble_n then_o keep_v it_o in_o a_o glass_n vessel_n well_o stop_v for_o fear_v of_o dust_n fall_v in_o and_o that_o matter_n will_v serve_v for_o a_o basis_n or_o stuff_n to_o make_v all_o sort_n of_o artificial_a gem_n of_o we_o need_v not_o here_o repeat_v the_o way_n of_o make_v they_o of_o this_o past_a because_o we_o have_v show_v it_o before_o in_o several_a other_o but_o for_o sake_n of_o the_o curious_a who_o be_v never_o weary_a of_o learning_n we_o will_v do_v it_o beside_o that_o there_o be_v some_o who_o may_v take_v pleasure_n in_o read_v it_o as_o we_o do_v in_o write_v it_o particular_o we_o will_v treat_v of_o some_o species_n of_o stone_n we_o have_v as_o yet_o not_o at_o all_o mention_v chap._n cxiv_o to_o make_v a_o very_a fair_a carbuncle_n the_o carbuncle_n be_v a_o very_a precious_a stone_n whereof_o several_a author_n 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he_o call_v lithizontes_n and_o sandastri_fw-la the_o first_o discover_v strong_o its_o splendour_n at_o the_o fire_n or_o sun_n be_v in_o the_o shade_n it_o appear_v of_o a_o purplish_a colour_n be_v expose_v in_o the_o open_a and_o clear_a day_n it_o sparkle_v as_o it_o be_v at_o the_o sunbeam_n and_o hide_v as_o it_o be_v bright_a star_n within_o it_o the_o second_o be_v curious_a by_o reason_n of_o golden_a sparkle_n appear_v and_o glitter_v within_o like_o star_n which_o be_v always_o see_v across_o it_o within_o side_n but_o never_o near_o the_o surface_n imitate_v the_o hyades_n by_o their_o number_n and_o disposition_n and_o order_n this_o author_n say_v last_o that_o the_o chaldaean_n hold_v this_o last_o stone_n in_o great_a veneration_n and_o use_v it_o in_o all_o their_o ceremony_n as_o for_o i_o i_o be_o apt_a to_o think_v that_o the_o carbuncle_n be_v that_o stone_n the_o ancient_n have_v relate_v to_o give_v light_n by_o night_n like_o a_o flame_a fire_n and_o by_o day_n like_o a_o twinkle_a star_n which_o be_v now_o no_o more_o to_o be_v find_v as_o we_o have_v hint_v in_o the_o first_o chapter_n and_o that_o their_o carbuncle_n be_v the_o stone_n only_o know_v to_o the_o adepti_fw-la the_o matter_n whereof_o be_v so_o pure_a and_o spiritual_a that_o evil_a spirit_n dare_v not_o look_v on_o it_o much_o less_o come_v near_o it_o whether_o the_o carbuncle_n be_v a_o precious_a stone_n find_v in_o the_o bowel_n of_o the_o earth_n or_o not_o we_o can_v imitate_v the_o property_n these_o author_n give_v it_o by_o help_n of_o our_o art_n and_o we_o will_v show_v you_o two_o way_n of_o do_v it_o in_o this_o chapter_n for_o the_o first_o take_v ten_o ounce_n of_o matter_n prepare_v with_o saturnus_n glorificatus_fw-la and_o natural_a crystal_n reduce_v to_o impalpable_a powder_n as_o
we_o have_v show_v in_o the_o precede_a chapter_n whereunto_o add_v half_o a_o ounce_n of_o crocus_n martis_n in_o fine_a powder_n prepare_v as_o in_o chaâ—_n 27._o after_o have_v well_o mix_v these_o powder_n together_o put_v they_o into_o a_o good_a crucible_n which_o cover_n and_o lute_n well_o then_o put_v it_o into_o a_o glass-house_n fire_n for_o three_o day_n by_o put_v it_o near_o and_o near_o the_o strength_n of_o the_o fire_n by_o degree_n then_o take_v out_o your_o crucible_n and_o put_v the_o matter_n into_o a_o marble_n mortar_n than_o pound_n and_o grind_v it_o very_o small_a with_o its_o weight_n of_o saâ—_n gemmae_fw-la and_o put_v it_o into_o another_o crucible_n which_o cover_n and_o lute_n as_o before_o be_v dry_a put_v it_o into_o the_o same_o glass-house_n furnace_n approach_v it_o to_o the_o fire_n little_a by_o little_a and_o let_v it_o stand_v twenty_o hour_n in_o good_a fusion_n then_o take_v it_o out_o and_o put_v it_o again_o into_o the_o furnace_n to_o bake_v again_o as_o you_o do_v glass_n where_o leave_v it_o twelve_o hour_n that_o it_o may_v cool_v gentle_o your_o crucible_n be_v cold_a take_v it_o out_o of_o the_o furnace_n to_o bake_v again_o then_o break_v it_o and_o you_o will_v find_v in_o it_o the_o matter_n tinge_v of_o a_o very_a fine_a carbuncle_n colour_n which_o you_o may_v cut_v of_o what_o form_n and_o greatness_n you_o please_v and_o then_o cut_v and_o polish_v they_o at_o the_o wheel_n and_o they_o will_v be_v perfect_a there_o be_v a_o certain_a 'slight_o which_o i_o shall_v not_o mention_v here_o which_o several_a artist_n may_v know_v whereby_o these_o carbuncle_n may_v be_v make_v to_o undergo_v all_o trial_n it_o be_v a_o point_n which_o will_v deserve_v the_o study_n of_o all_o those_o who_o be_v ignorant_a of_o it_o to_o discover_v it_o to_o every_o one_o will_v be_v a_o profanation_n of_o the_o secret_n of_o art_n and_o will_v make_v the_o ignorant_a as_o know_v in_o one_o moment_n as_o those_o who_o have_v employ_v all_o their_o life_n in_o search_n after_o the_o profound_a knowledge_n chap._n cxv_o another_o carbuncle_n more_o noble_a and_o fair_a call_v carbunculus_fw-la nocte_fw-la illuminans_fw-la there_o be_v a_o second_o way_n of_o make_v a_o carbuncle_n call_v carbunculus_fw-la nocte_fw-la illuminans_fw-la which_o be_v far_o more_o resplendent_a and_o fair_a than_o the_o former_a those_o who_o have_v write_v that_o it_o shine_v in_o the_o night_n and_o make_v the_o possessor_n of_o it_o always_o very_o lucky_a only_o speak_v by_o way_n of_o allusion_n to_o the_o philosopher_n stone_n to_o which_o alone_o that_o virtue_n can_v be_v attribute_v that_o be_v the_o stone_n and_o carbuncle_n which_o be_v not_o to_o be_v find_v that_o be_v except_o in_o the_o hand_n of_o the_o adepti_fw-la who_o alone_o can_v make_v and_o possess_v it_o we_o may_v here_o bold_o say_v that_o the_o carbunculus_fw-la nocte_fw-la illuminans_fw-la be_v not_o a_o stone_n any_o where_o form_v by_o nature_n but_o make_v by_o art_n for_o nature_n can_v purify_v the_o matter_n she_o furnish_v we_o with_o and_o this_o stone_n can_v be_v make_v of_o they_o except_o when_o they_o be_v purify_v in_o the_o utmost_a perfection_n which_o art_n alone_o can_v do_v thus_o this_o masterpiece_n of_o work_n this_o carbuncle_n this_o phoenix_n or_o this_o stone_n so_o famous_a among_o the_o philosopher_n be_v far_o more_o precious_a than_o any_o nature_n can_v form_v since_o by_o mean_n of_o it_o you_o may_v in_o two_o hour_n time_n make_v simple_a crystal_n as_o valuable_a as_o any_o stone_n nature_n spend_v so_o many_o age_n in_o bring_v to_o perfection_n if_o there_o be_v any_o carbuncle_n in_o the_o world_n or_o precious_a stone_n that_o have_v their_o beauty_n we_o be_v persuade_v that_o they_o must_v be_v the_o product_n of_o art_n rather_o than_o nature_n and_o that_o they_o be_v only_o make_v by_o that_o pure_a and_o incomparable_a matter_n of_o the_o philosopher_n exalt_v in_o colour_n and_o virtue_n to_o the_o high_a degree_n we_o be_v persuade_v by_o all_o the_o author_n we_o have_v read_v that_o there_o be_v no_o such_o natural_a stone_n so_o that_o there_o be_v only_o the_o precious_a elixir_n of_o the_o adepti_fw-la whereof_o a_o stone_n of_o the_o quality_n give_v to_o the_o carbuncle_n can_v be_v form_v which_o far_o surpass_v in_o beauty_n ruby_n granat_n jacynth_n etc._n etc._n but_o now_o we_o come_v to_o the_o way_n of_o imitate_v this_o second_o carbuncle_n or_o rather_o the_o beauty_n which_o author_n attribute_v to_o it_o not_o with_o the_o elixir_n of_o the_o adepti_fw-la whereof_o we_o know_v nothing_o but_o the_o virtue_n but_o with_o the_o ordinary_a matter_n know_v to_o all_o the_o student_n in_o this_o art_n take_v ten_o ounce_n of_o matter_n prepare_v with_o natural_a crystal_n and_o saturnus_n glorificatus_fw-la and_o reduce_v to_o a_o impalpable_a powder_n add_v to_o it_o a_o ounce_n of_o gold_n calcine_v as_o we_o shall_v show_v hereafter_o then_o mix_v the_o whole_a well_o together_o and_o put_v it_o in_o a_o good_a crucible_n which_o must_v not_o be_v above_o half_a full_a cover_v it_o and_o lute_n it_o well_o let_v it_o dry_v than_o put_v it_o into_o a_o glass-house_n furnace_n for_o three_o day_n by_o bring_v it_o little_a by_o little_a near_o to_o the_o strong_a fire_n as_o we_o have_v say_v before_o after_o three_o day_n take_v out_o your_o crucible_n and_o put_v the_o matter_n into_o a_o marble_n mortar_n which_o pound_n to_o a_o impalpable_a powder_n to_o which_o add_v its_o weight_n of_o sal_fw-la gem_n also_o in_o fine_a powder_n which_o mix_v well_o together_o and_o searce_v through_o a_o fine_a sieve_n the_o better_a to_o incorporate_v put_v this_o powder_n into_o a_o new_a crucible_n which_o also_o fill_v but_o half_a way_n which_o cover_n lute_z and_o dry_a as_o before_o then_o put_v it_o in_o the_o same_o glass-house_n furnace_n bring_v it_o near_o little_a by_o little_a where_o let_v it_o stand_v ten_o hour_n after_o which_o take_v your_o crucible_n out_o of_o the_o furnace_n and_o put_v it_o into_o that_o where_o they_o set_v their_o glass_n to_o anneal_a whence_o take_v it_o out_o ten_o or_o twelve_o hour_n after_o and_o have_v break_v it_o you_o will_v find_v the_o matter_n tinge_v of_o a_o carbuncle-colour_n the_o most_o lively_a and_o resplendent_a that_o can_v be_v make_v by_o this_o art_n whereof_o you_o may_v make_v what_o stone_n or_o work_v you_o please_v we_o have_v promise_v the_o calcination_n of_o gold_n which_o may_v be_v perform_v several_a way_n but_o as_o fine_a work_n can_v be_v make_v without_o the_o most_o pure_a matter_n we_o will_v pretermit_v the_o more_o common_a one_o to_o show_v you_o the_o follow_v which_o be_v very_o fine_a and_o proper_a for_o this_o art_n dissolve_v a_o ounce_n of_o gold_n in_o three_o ounce_n of_o aqua_fw-la regalis_fw-la then_o add_v to_o it_o four_o ounce_n of_o common_a mercury_n purify_v and_o pass_v through_o wash-leather_n which_o will_v precipitate_v your_o gold_n to_o the_o bottom_n of_o the_o matras_n join_v itself_o to_o it_o then_o your_o aqua_fw-la regalis_fw-la will_v grow_v clear_a which_o when_o it_o be_v and_o seem_v to_o have_v no_o more_o gold_n in_o it_o decant_v it_o off_o then_o wash_v your_o matter_n with_o warm_a water_n to_o dulcifie_v it_o and_o take_v off_o all_o the_o saltness_n add_v to_o this_o matter_n be_v dry_v its_o weight_n of_o flour_n of_o brimstone_n than_o pound_n the_o whole_a well_o together_o put_v they_o in_o a_o crucible_n to_o which_o fit_n another_o on_o the_o top_n which_o must_v be_v bore_v on_o the_o bottom_n with_o a_o hole_n big_a enough_o to_o put_v a_o quill_n through_o which_o lute_n well_o together_o and_o dry_v they_o then_o put_v they_o in_o a_o round_a fire_n which_o you_o must_v give_v they_o by_o degree_n for_o four_o hour_n the_o crucible_n be_v the_o last_o hour_n whole_o cover_v over_o with_o coal_n which_o let_v kindle_v and_o cool_v again_o then_o open_a the_o crucible_n and_o you_o will_v find_v your_o gold_n calcine_v which_o amalgamate_fw-it with_o four_o ounce_n of_o fresh_a mercury_n to_o which_o add_v five_o ounce_n more_o of_o flour_n of_o brimstone_n pound_v they_o well_o together_o as_o before_o then_o put_v the_o whole_a in_o your_o crucible_n which_o lute_n and_o give_v they_o the_o same_o round_a fire_n as_o before_o which_o reiterate_v a_o three_o time_n the_o better_a to_o calcine_v and_o open_v your_o gold_n then_o put_v it_o into_o a_o glaze_v earthen_a pan_n pretty_a deep_a and_o pour_v on_o it_o good_a spirit_n of_o wine_n that_o may_v swim_v two_o inch_n above_o then_o put_v fire_n to_o it_o and_o when_o it_o be_v burn_v you_o will_v have_v a_o very_a fine_a gold_n in_o a_o impalpable_a calx_fw-la well_o open_v which_o edulcorate_v with_o warm_a water_n distil_v and_o dry_v
vitriol_n the_o whole_a reduce_v to_o fine_a powder_n in_o a_o brass_n mortar_n and_o sear_v through_o a_o fine_a sieve_n far_o proceed_v as_o in_o chap._n 124._o chap._n cxxxi_o another_o deep_a egmarine_n this_o deep_a colour_n we_o give_v beryl_n be_v no_o less_o fine_a than_o the_o first_o take_v nine_o dram_fw-la forty_o eight_o grain_n of_o our_o powder_n of_o crystal_n three_o dram_fw-la twenty_o four_o grain_n of_o verdigrease_n and_o one_o ounce_n five_o dram_fw-la twenty_o four_o grain_n of_o our_o fine_a salt_n of_o tartar_n the_o whole_a reduce_v into_o fine_a powder_n in_o a_o brass_n mortar_n and_o then_o bake_v as_o we_o have_v show_v in_o the_o precede_a chapter_n chap._n cxxxii_o to_o make_v a_o fair_a jacynth_n it_o be_v scarce_o possible_a to_o make_v jacynth_n without_o lead_n in_o its_o composition_n wherefore_o you_o must_v put_v upon_o a_o ounce_n of_o our_o powder_n of_o crystal_n two_o ounce_n and_o a_o half_a of_o minium_n with_o twenty_o four_o grain_n of_o verdigrease_n two_o dram_fw-la of_o sublimate_n and_o five_o or_o six_o leave_n of_o silver_n the_o whole_a reduce_v to_o fine_a powder_n in_o a_o brass_n mortar_n and_o sear_v through_o a_o fine_a sieve_n mix_v they_o well_o together_o and_o put_v they_o in_o a_o crucible_n cover_v with_o another_o and_o well_o lute_v then_o bake_v and_o purify_v it_o in_o a_o glass-house_n furnace_n for_o twelve_o hour_n then_o take_v it_o off_o the_o fire_n than_o pound_n it_o again_o in_o a_o brass_n mortar_n to_o a_o fine_a powder_n sift_v it_o through_o a_o fine_a sieve_n then_o put_v it_o in_o a_o new_a crucible_n which_o cover_n and_o lute_n well_o which_o set_v again_o in_o the_o glass-house_n furnace_n for_o twenty_o four_o hour_n and_o twelve_o more_o in_o the_o anneal_a furnace_n the_o crucible_n be_v cold_a take_v out_o the_o matter_n which_o will_v be_v of_o a_o fine_a jacynth-colour_n which_o cut_v and_o polish_v chap._n cxxxiii_o another_o fair_a jacynth-colour_n if_o this_o jacynth_n be_v fair_a it_o be_v also_o more_o brittle_a than_o the_o other_o because_o it_o have_v more_o lead_n in_o it_o to_o make_v it_o take_v a_o ounce_n of_o our_o crystal_n in_o powder_n three_o ounce_n of_o minium_n and_o forty_o five_o to_o forty_o six_o grain_n of_o verdigrease_n mix_v well_o these_o matter_n together_o after_o have_v pound_v they_o well_o in_o a_o brass_n mortar_n and_o sear_v they_o through_o a_o fine_a sieve_n then_o put_v they_o into_o a_o crucible_n cover_v and_o lute_v in_o a_o glass-house_n furnace_n where_o let_v it_o stand_v twelve_o hour_n then_o take_v out_o the_o matter_n which_o pound_n and_o sift_v well_o then_o put_v that_o powder_n into_o another_o crucible_n cover_v and_o lute_v which_o put_v into_o the_o same_o glass-house_n furnace_n for_o twenty_o four_o hour_n and_o the_o matter_n will_v be_v well_o bake_v then_o take_v out_o the_o crucible_n to_o put_v it_o in_o the_o anneal_a furnace_n and_o twelve_o hour_n afterward_o take_v your_o matter_n out_o of_o the_o crucible_n which_o will_v be_v of_o a_o fine_a jacynth-colour_n and_o may_v be_v wrought_v chap._n cxxxiv_o another_o oriental_a jacynth-colour_n this_o colour_n will_v be_v of_o a_o very_a fine_a red_a yellow_a such_o as_o be_v the_o true_a oriental_a jacynth_n to_o make_v it_o take_v one_o ounce_n of_o our_o crystal_n in_o powder_n three_o ounce_n of_o minium_n one_o ounce_n of_o arsenic_n prepare_v as_o for_o the_o topaz_n and_o one_o ounce_n of_o vitriol_n calcine_v ad_fw-la rubedinem_fw-la the_o whole_a reduce_v to_o a_o fine_a powder_n in_o a_o brass_n mortar_n proceed_v moreover_o as_o in_o the_o precede_a chapter_n chap._n cxxxv_o the_o way_n of_o make_v a_o true_a and_o very_a fine_a peridorcolour_n the_o peridor_n whereof_o we_o have_v as_o yet_o make_v no_o mention_n be_v a_o sort_n of_o a_o clear_a topaz_n of_o a_o gold-colour_n light_n but_o which_o be_v notwithstanding_o beautiful_a to_o imitate_v it_o well_o take_v two_o ounce_n of_o our_o natural_a crystal_n in_o powder_n six_o ounce_n of_o minium_n a_o ounce_n of_o our_o fine_a salt_n of_o tartar_n and_o eight_o grain_n of_o verdigrease_n the_o whole_a reduce_v to_o impalpable_a powder_n pound_v in_o a_o mortar_n and_o sear_v through_o a_o fine_a sieve_n you_o must_v observe_v the_o same_o circumstance_n for_o bake_v this_o stone_n as_o for_o the_o jacynth_n by_o reason_n of_o the_o minium_n that_o enter_v into_o the_o one_o and_o the_o other_o and_o you_o will_v have_v a_o very_a fine_a peridor_n chap._n cxxxvi_o another_o colour_n of_o peridor_n this_o peridor_n ought_v to_o be_v hard_a and_o more_o fix_v than_o the_o precedent_n because_o there_o be_v no_o minium_n in_o it_o but_o it_o will_v not_o be_v so_o vivacious_a take_v one_o ounce_n of_o our_o natural_a crystal_n in_o powder_n a_o dram_n of_o salt_n of_o vitriol_n two_o dram_fw-la of_o vitriol_n calcine_v ad_fw-la rubedinem_fw-la four_o grain_n of_o verdigrease_n and_o of_o our_o fine_a salt_n of_o tartar_n as_o much_o as_o equal_v the_o whole_a in_o weight_n i._n e._n one_o ounce_n three_o dram_fw-la and_o four_o grain_n all_o these_o matter_n be_v reduce_v into_o fine_a powder_n in_o a_o brass_n mortar_n mix_v they_o well_o together_o then_o put_v they_o into_o a_o crucible_n cover_v with_o another_o and_o well_o lute_v twelve_o hour_n after_o take_v your_o crucible_n and_o break_v it_o to_o take_v out_o the_o matter_n which_o cut_v and_o polish_v at_o the_o wheel_n then_o let_v it_o be_v wrought_v by_o a_o good_a workman_n we_o will_v not_o speak_v here_o of_o other_o sort_n of_o gem_n which_o may_v be_v imitate_v by_o this_o same_o way_n add_v the_o dose_n of_o their_o tincture_n chap._n cxxxvii_o of_o jargons_n of_o avernia_n and_o the_o way_n to_o make_v those_o red_a which_o be_v of_o a_o gridelin-colour_n we_o have_v promise_v to_o treat_v of_o the_o jargons_n of_o auvergne_n which_o be_v little_a stone_n common_o find_v in_o that_o country_n and_o several_a other_o place_n of_o france_n they_o be_v red_a and_o shine_a like_o jacynth_n which_o have_v gain_v they_o the_o name_n of_o false_a jacynth_n because_o they_o much_o imitate_v that_o precious_a stone_n there_o be_v find_v notwithstanding_o many_o of_o these_o small_a stone_n which_o be_v not_o of_o a_o red_a colour_n but_o of_o a_o kind_n of_o gridelin_n you_o may_v give_v these_o last_o a_o red_a tincture_n with_o as_o much_o ease_n as_o you_o can_v take_v it_o away_o from_o the_o former_a to_o convert_v they_o into_o diamond_n as_o we_o will_v show_v in_o the_o follow_a chapter_n to_o give_v a_o red_a colour_n to_o jargons_n that_o be_v of_o a_o gridelin_n you_o must_v take_v equal_a part_n of_o purify_a salarmoniac_a and_o of_o tartar_n calcine_v to_o whiteness_n as_o we_o have_v otherwise_o show_v mix_v these_o matter_n well_o in_o fine_a powder_n then_o stratifie_v your_o jargons_n in_o a_o crucible_n s._n s._n s._n beginning_n and_o end_v with_o the_o powder_n then_o put_v the_o crucible_n in_o a_o good_a coal-fire_n but_o not_o hot_a enough_o for_o the_o stone_n to_o melt_v but_o only_o to_o grow_v red_a hot_a that_o they_o may_v be_v the_o better_o penetrate_v by_o the_o tincture_n the_o material_n will_v give_v it_o then_o let_v it_o cool_v and_o by_o this_o method_n they_o will_v take_v as_o fine_a and_o shine_a a_o red_a tincture_n as_o the_o true_a and_o fine_a natural_a jargons_n of_o this_o colour_n have_v chap._n cxxxviii_o the_o way_n of_o extract_v a_o tincture_n of_o jargons_n d'auvergne_n and_o to_o make_v very_o fair_a and_o hard_a diamond_n thereof_o those_o stone_n may_v be_v make_v white_a and_o hard_a like_o the_o true_a diamond_n by_o take_v away_o their_o tincture_n which_o be_v no_o contemptible_a secret_n there_o have_v be_v make_v rose-diamond_n of_o they_o so_o fine_a and_o curious_a that_o the_o best_a goldsmith_n have_v be_v mistake_v in_o they_o and_o think_v they_o true_a diamond_n you_o must_v boil_v your_o jargons_n in_o a_o balneum_fw-la of_o mutton-suet_n wherein_o they_o will_v lose_v all_o their_o red_a colour_n and_o become_v white_a then_o take_v equal_a part_n of_o emery_n of_o spain_n rock-crystal_n pumice-stone_n and_o sulphurous_a trepoly_n the_o whole_a reduce_v into_o fine_a powder_n and_o sear_v through_o a_o fine_a sieve_n make_v a_o paste_n of_o it_o with_o aqua_fw-la vitæ_fw-la wherewith_o cement_n your_o jargons_n in_o a_o great_a crucible_n s._n s._n s._n then_o cover_v it_o with_o another_o and_o lute_n they_o well_o then_o set_v it_o in_o a_o furnace_n over_o a_o gentle_a fire_n for_o half_a a_o hour_n then_o augment_v your_o fire_n till_o it_o be_v hot_a enough_o for_o fusion_n wherein_o leave_v the_o whole_a for_o fourteen_o hour_n then_o let_v the_o fire_n go_v out_o and_o the_o crucible_n cool_v of_o its_o self_n wherein_o after_o you_o have_v break_v it_o you_o will_v find_v your_o stone_n
pound_n of_o common_a sulphur_n the_o whole_a reduce_v to_o powder_n and_o well_o mix_v with_o this_o powder_n cement_v your_o crystal_n and_o diamond_n of_o alencon_n well_o cut_v in_o a_o crucible_n cover_v and_o lute_v well_o be_v dry_a set_v it_o in_o a_o glass-house_n furnace_n three_o day_n in_o a_o place_n where_o the_o matter_n may_v be_v continual_o red_a hot_a without_o fusion_n if_o you_o have_v not_o a_o furnace_n ready_a at_o hand_n for_o that_o purpose_n and_o take_v care_v not_o to_o take_v out_o the_o crucible_n all_o at_o once_o but_o let_v it_o cool_v gentle_o otherwise_o the_o stone_n may_v break_v have_v break_v the_o crucible_n you_o will_v find_v your_o stone_n very_o fine_a and_o shine_v and_o which_o will_v resemble_v diamond_n of_o the_o old_a rock_n which_o repolish_a at_o the_o wheel_n to_o give_v it_o colour_n then_o work_v it_o and_o they_o can_v scarce_o be_v distinguish_v from_o fine_a one_o chap._n cxliv_o the_o way_n to_o turn_v white_a sapphire_n into_o true_a diamond_n the_o white_a sapphire_n be_v fine_a and_o fix_v be_v only_o imperfect_a by_o reason_n of_o its_o want_a colour_n and_o hardness_n which_o may_v be_v remedy_v by_o mean_n of_o art_n and_o be_v make_v to_o surpass_v nature_n because_o she_o onâ—y_o will_v have_v make_v it_o a_o perfect_a sapphire_n but_o art_n can_v â—urn_v it_o into_o a_o true_a diamond_n only_o fire_n can_v cause_v this_o effect_n in_o change_v its_o natural_a colour_n and_o give_v it_o that_o of_o a_o diamond_n thus_o take_v very_o fine_a sand_n wash_v it_o in_o several_a water_n â—o_o clean_o it_o till_o the_o water_n become_v clear_a and_o then_o dry_v it_o of_o this_o sand_n fill_v a_o crucible_n half_n full_a then_o â—ut_v in_o your_o sapphire_n and_o fill_v it_o up_o with_o the_o same_o sand._n then_o cover_v your_o crucible_n with_o a_o cover_n of_o the_o same_o earth_n or_o with_o another_o crucible_n lute_n the_o whole_a with_o a_o good_a lute_n as_o we_o have_v heretofore_o show_v 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tongue_n shake_v out_o the_o gold_n that_o may_v chance_v to_o stick_v in_o the_o leaf-iron_n then_o let_v it_o cool_v by_o the_o fire_n gentle_o for_o fear_v it_o shall_v break_v be_v cold_a take_v away_o the_o plate_n or_o leaf_n of_o iron_n and_o you_o will_v have_v your_o sapphire_n of_o a_o admirable_a beauty_n it_o have_v acquire_v by_o that_o coction_n all_o the_o quality_n and_o perfection_n of_o the_o natural_a diamond_n polish_v it_o at_o the_o wheel_n and_o work_v it_o chap._n cxlvi_o another_o way_n to_o turn_v the_o white_a sapphire_n into_o a_o true_a diamond_n this_o way_n will_v be_v find_v by_o several_a to_o be_v more_o easy_a and_o better_a because_o it_o do_v not_o oblige_v to_o such_o a_o expense_n in_o gold_n so_o that_o people_n can_v purchase_v it_o this_o be_v the_o reason_n we_o show_v it_o here_o though_o other_o have_v speak_v of_o it_o and_o among_o the_o rest_n joh._n bapt._n de_fw-fr porta_n who_o have_v write_v of_o this_o art_n take_v file_n of_o iron_n or_o steel_n put_v they_o in_o a_o crucible_n then_o put_v in_o your_o white_a sapphire_n so_o that_o it_o may_v be_v whole_o cover_v with_o the_o file_n set_v the_o crucible_n in_o the_o furnace_n and_o give_v it_o a_o good_a fire_n that_o the_o file_n may_v be_v red_a hot_a without_o melt_v after_o it_o have_v be_v some_o time_n in_o this_o fire_n take_v it_o out_o with_o a_o little_a pair_n of_o iron-tongue_n to_o see_v if_o it_o be_v of_o the_o colour_n of_o diamond_n if_o not_o put_v it_o into_o the_o file_n again_o and_o reiterate_v this_o till_o it_o be_v perfect_a you_o may_v do_v the_o same_o thing_n with_o that_o fill_n of_o steel_n and_o a_o equal_a part_n of_o white_a enamel_n in_o powder_n have_v well_o mix_v they_o together_o put_v they_o in_o a_o crucible_n and_o put_v your_o sapphire_n in_o the_o middle_n of_o they_o after_o have_v first_o past_v they_o with_o your_o powder_n of_o enamel_n wet_v with_o hospital_n and_o well_o dry_v it_o at_o the_o fire_n when_o your_o matter_n be_v red_a and_o it_o have_v remain_v some_o time_n in_o that_o condition_n take_v out_o the_o sapphire_n with_o your_o tongue_n to_o see_v if_o it_o have_v take_v the_o colour_n of_o the_o diamond_n if_o it_o have_v not_o put_v it_o in_o again_o as_o before_o and_o continue_v to_o do_v this_o till_o it_o be_v perfect_a then_o polish_v it_o and_o work_v it_o this_o be_v all_o we_o design_v to_o say_v concern_v the_o make_n and_o perfection_n of_o gem_n though_o there_o be_v other_o way_n of_o do_v they_o and_o several_a other_o curious_a thing_n may_v be_v say_v on_o this_o subject_a but_o that_o will_v require_v a_o large_a volume_n which_o perhaps_o we_o may_v do_v in_o the_o next_o edition_n if_o we_o find_v the_o curious_a take_v any_o satisfaction_n in_o this_o the_o end_n of_o the_o five_o book_n of_o the_o art_n of_o glass_n book_n vi._n chap._n cxlvii_o wherein_o proper_a rule_n and_o matter_n for_o all_o sort_n of_o enamel_n be_v prescribe_v with_o direction_n for_o qualify_a the_o fire_n in_o order_n to_o succeed_v well_o how_o to_o make_v goldsmith_n enamel_n of_o several_a colour_n for_o gold_n a_o neat_a preparation_n of_o the_o magnese_n a_o spirit_n of_o saturn_n a_o fix_a sulphur_n and_o a_o mild_a vitriol_n of_o venus_n of_o most_o sovereign_a virtue_n and_o use_n this_o most_o agreeable_a way_n of_o enrich_a gold_n by_o enamel_n which_o proceed_v from_o the_o beauful_a variety_n of_o colour_n which_o may_v be_v apply_v be_v a_o art_n no_o less_o painful_a than_o necessary_a for_o ornament_n we_o proceed_v to_o lay_v down_o such_o method_n in_o this_o book_n as_o shall_v equal_o answer_v the_o benefit_n of_o the_o public_a and_o satisfaction_n of_o the_o more_o curious_a for_o shall_v we_o omit_v this_o our_o intention_n the_o work_n will_v be_v deficient_a and_o this_o art_n of_o glass_n deprive_v of_o one_o of_o its_o most_o excellent_a and_o principal_a beauty_n therefore_o we_o propose_v in_o the_o first_o place_n to_o give_v direction_n for_o the_o choice_n of_o matter_n to_o be_v use_v and_o thence_o show_v the_o preparation_n for_o all_o sort_n and_o how_o to_o make_v and_o suit_v the_o colour_n most_o convenient_a on_o enamel_n the_o method_n not_o only_o use_v by_o the_o goldsmith_n but_o by_o such_o as_o form_v portraiture_n with_o it_o of_o all_o sort_n as_o man_n beast_n fowl_n and_o other_o curiosity_n very_o natural_o by_o a_o just_a disposure_n of_o the_o colour_n be_v most_o admirable_a to_o effect_v which_o no_o more_o be_v require_v than_o a_o light_a taper_n and_o a_o hollow_a pipe_n of_o metal_n for_o that_o purpose_n to_o blow_v the_o blaze_n to_o the_o matter_n and_o make_v it_o malleable_a and_o soft_a and_o thence_o the_o several_a
figure_n be_v draw_v or_o impress_v thereon_o and_o this_o may_v be_v so_o far_o improve_v and_o heighten_v as_o to_o admit_v of_o performance_n rather_o to_o be_v think_v the_o essay_n of_o a_o divine_a than_o human_a artist_n witness_v that_o notable_a piece_n of_o chariot_n draw_v by_o two_o ox_n of_o which_o cardan_n take_v notice_n in_o the_o fifty_o second_o chapter_n of_o his_o ten_o book_n which_o be_v so_o complete_o do_v in_o little_a that_o the_o whole_a may_v be_v cover_v with_o the_o wing_n of_o a_o fly_n the_o ship_n rig_v and_o man_n arm_v which_o howel_n say_v he_o see_v those_o little_a statue_n of_o man_n with_o several_a other_o curiosity_n of_o figure_n vormicus_fw-la also_o assure_v of_o not_o to_o omit_v the_o church_n of_o st._n mark_v at_o venice_n where_o the_o mosaick-work_a be_v plentiful_o interlace_v with_o history_n of_o all_o sort_n distinguishable_a by_o the_o variety_n of_o colour_n and_o gilding_n and_o all_o consist_v of_o several_a different_a subject_n in_o short_a what_o account_n agricola_n have_v leave_v we_o of_o these_o matter_n in_o his_o twelve_o book_n give_v we_o no_o less_o cause_n to_o admire_v this_o art_n than_o he_o have_v when_o he_o see_v such_o notable_a piece_n of_o which_o he_o make_v mention_n and_o which_o he_o assure_v we_o be_v deserve_o very_o great_a the_o use_n of_o enamel_n be_v very_o ancient_a however_o that_o of_o work_v on_o metal_n be_v more_o modern_a and_o for_o the_o great_a perfection_n to_o which_o it_o be_v arrive_v we_o be_v oblige_v to_o this_o present_a age_n as_o we_o shall_v further_o show_v in_o the_o seven_o book_n where_o we_o will_v also_o endeavour_v to_o discover_v further_o and_o make_v great_a improvement_n therein_o chap._n cxlviii_o to_o prepare_v the_o matter_n for_o enamel_n now_o we_o proceed_v to_o show_v the_o ingredient_n by_o which_o the_o principal_a matter_n for_o enamel_n be_v prepare_v before_o the_o colour_n can_v be_v apply_v of_o which_o we_o shall_v give_v direction_n in_o the_o follow_a chapter_n take_v lead_n in_o pig_n thirty_o pound_n plate-tin_n of_o cornwall_n thirty_o three_o pound_n mix_v and_o calcine_v they_o as_o direct_v for_o lead_n in_o chap._n lxxxi_o precise_o observe_v the_o direction_n there_o lay_v down_o this_o do_v fierce_o the_o calx_fw-la and_o put_v it_o all_o into_o a_o glaze_v earthen_a pot_n fill_v with_o water_n put_v it_o over_o a_o fire_n and_o let_v it_o boil_v a_o little_a then_o take_v it_o off_o and_o pour_v the_o water_n gentle_o into_o another_o vessel_n which_o will_v carry_v along_o with_o it_o the_o more_o subtle_a calx_fw-la repeat_v this_o until_o no_o more_o of_o the_o calx_fw-la can_v be_v subtilise_v which_o you_o may_v discover_v by_o the_o pureness_n of_o the_o water_n in_o pour_v it_o out_o of_o one_o vessel_n into_o the_o other_o after_o this_o calcine_v the_o remain_n of_o what_o be_v in_o the_o first_o pot_n as_o before_o and_o thus_o continue_v to_o calcine_v and_o subtilizetill_o you_o can_v get_v no_o more_o of_o the_o subtle_a calx_fw-la last_o put_v the_o water_n out_o of_o all_o your_o receiver_n into_o large_a and_o set_v it_o on_o a_o slow_a fire_n to_o evaporate_v the_o fire_n must_v be_v very_o gentle_a for_o this_o reason_n that_o the_o calx_fw-la do_v not_o founder_v or_o fall_v to_o the_o bottom_n but_o continue_v more_o fine_a and_o subtle_a than_o when_o it_o be_v first_o calcine_v your_o calx_fw-la be_v thus_o prepare_v take_v thereof_o about_o fifty_o pound_n and_o as_o much_o fritt_n of_o white_a tarso_n beat_v and_o sear_v as_o direct_v chap._n vi_o to_o these_o add_v eight_o ounce_n of_o salt_n of_o tartar_n fine_o sear_v and_o prepare_v as_o in_o chap._n xv._n mix_v all_o these_o powder_n very_o well_o together_o in_o a_o pot_n and_o let_v it_o stand_v in_o the_o glass-house_n furnace_n or_o oven_n about_o ten_o hour_n to_o digest_v and_o purify_v then_o take_v they_o out_o and_o reduce_v they_o to_o a_o impalpable_a powder_n keep_v it_o in_o a_o close_a dry_a place_n for_o use_n thus_o must_v your_o matter_n for_o enamel_n be_v prepare_v to_o receive_v the_o colour_n but_o of_o that_o more_o hereafter_o chap._n cxlix_o to_o make_v enamel_n of_o a_o milkwhite_a colour_n this_o colour_n of_o all_o other_o be_v the_o pure_a it_o be_v use_v for_o the_o ornament_n of_o virginity_n the_o emblem_n of_o innocence_n as_o also_o the_o symbol_n of_o candour_n and_o chastity_n nay_o more_o we_o may_v even_o from_o it_o form_n a_o pretty_a and_o impressive_a idea_n of_o the_o brightness_n and_o excellency_n of_o faith_n and_o it_o be_v what_o have_v ever_o be_v esteem_v and_o revere_v by_o all_o nation_n we_o have_v already_o show_v how_o to_o thing_fw-mi glass_n of_o this_o colour_n in_o chap._n lxx_o of_o the_o three_o book_n and_o now_o we_o will_v show_v how_o to_o perform_v the_o like_a on_o enamel_n with_o no_o less_o beauty_n and_o very_o easy_o thus_o take_v six_o pound_n of_o our_o prepare_a powder_n in_o the_o former_a chapter_n and_o forty_o eight_o grain_n of_o magnese_n of_o piedmont_n prepare_v as_o in_o chap._n xviii_o put_v they_o will_v together_o into_o one_o of_o your_o furnace-pot_n to_o melt_v and_o purify_v over_o a_o very_a swift_a fire_n which_o will_v be_v do_v in_o a_o little_a time_n the_o matter_n be_v thus_o melt_v take_v it_o out_o of_o the_o pot_n and_o throw_v it_o into_o very_o fair_a water_n and_o be_v afterward_o dry_v put_v it_o again_o into_o the_o pot_n to_o melt_v do_v thus_o with_o it_o thrice_o change_v the_o water_n when_o you_o have_v thus_o purify_v it_o if_o you_o find_v it_o just_o white_a it_o be_v good_a but_o if_o it_o be_v greenish_a add_v a_o little_a more_o magnese_n and_o it_o will_v become_v white_a as_o milk_n and_o fit_a enamel_n for_o gold_n or_o other_o metal_n take_v it_o off_o the_o fire_n and_o make_v it_o up_o into_o cake_n and_o keep_v they_o for_o use_v chap._n cl._n a_o turcoise-blue_a enamel_n this_o colour_n of_o the_o turcois_n or_o turkey-stone_n be_v very_o fine_a for_o enamel_n but_o withal_o very_o difficult_a to_o make_v well_o and_o require_v a_o great_a deal_n of_o experience_n now_o it_o be_v sufficient_o know_v that_o practice_n will_v at_o length_n make_v the_o most_o uneasy_a beginner_n master_n of_o their_o trade_n therefore_o we_o must_v not_o be_v discourage_v if_o we_o fail_v in_o our_o first_o trial_n because_o by_o continue_v to_o repeat_v they_o we_o shall_v at_o length_n be_v sure_a to_o perform_v well_o it_o be_v always_o suppose_v you_o understand_v your_o undertake_n and_o be_v sufficient_o qualify_v to_o distinguish_v when_o you_o be_v in_o the_o right_n or_o wrong_n or_o you_o can_v never_o hope_v to_o succeed_v for_o this_o cause_n we_o ought_v not_o to_o stand_v doze_v on_o every_o unsuccess_n for_o nature_n which_o never_o fail_v will_v still_o be_v ready_a to_o inform_v we_o provide_v we_o have_v judgement_n enough_o to_o determine_v her_o precept_n though_o we_o have_v take_v occasion_n from_o the_o turcois_n to_o make_v this_o digression_n here_o it_o may_v nevertheless_o be_v a_o convenient_a enough_o consideration_n in_o case_n of_o a_o sublime_a nature_n even_o in_o all_o the_o undertake_n of_o man._n since_o we_o be_v so_o natural_o apt_a to_o be_v impatient_a and_o disturb_v if_o we_o can_v effect_v those_o matter_n in_o as_o it_o be_v a_o moment_n of_o time_n which_o nature_n itself_o take_v a_o whole_a age_n to_o perform_v and_o this_o be_v what_o most_o arrest_v the_o accomplishment_n of_o our_o great_a design_n and_o impose_v on_o we_o a_o seem_a impossibility_n in_o the_o most_o easy_a thing_n thus_o obscurity_n interpose_v in_o the_o bright_a essay_n of_o the_o sun_n and_o we_o can_v enjoy_v one_o day_n though_o never_o so_o serene_a and_o fair_a that_o be_v not_o more_o or_o less_o over-shadowed_n with_o cloud_n thus_o far_o i_o have_v make_v my_o attempt_n on_o this_o thought_n which_o i_o hope_v the_o learned_a will_v free_o pardon_v because_o i_o have_v discourse_v nothing_o but_o truth_n and_o what_o they_o already_o be_v much_o more_o familiar_a with_o and_o satisfy_v of_o but_o now_o for_o our_o enamel_n which_o to_o make_v of_o this_o turcois_fw-fr 〈◊〉_d you_o must_v put_v of_o our_o prepare_a powder_n chap._n cxlâ—â—â—â—_n six_o pound_n into_o a_o white_a glaze_v pot_n to_o melt_v and_o purify_v it_o then_o cast_v it_o into_o water_n and_o when_o dry_a put_v it_o again_o into_o the_o pot_n and_o be_v melt_v over_o again_o add_v to_o it_o at_o four_o time_n this_o composition_n scale_n of_o copper_n thrice_o calcine_v as_o in_o chap._n xxxiv_o three_o ounce_n of_o prepare_a zaffer_n eighty_o six_o grain_n of_o 〈◊〉_d prepare_v as_o in_o book_n i._n forty_o eight_o grain_n all_o these_o mix_v and_o reduce_v into_o a_o very_a fine_a powder_n stir_v the_o matter_n
to_o incorporate_v two_o hour_n after_o add_v to_o it_o at_o thrice_o a_o ounce_n and_o half_a of_o crocus_n martis_n give_v in_o chap._n 24._o mix_v it_o well_o as_o before_o and_o let_v it_o remain_v to_o refine_v about_o three_o hour_n then_o throw_v on_o it_o six_o ounce_n of_o tartar_n calcine_v as_o in_o chap._n 57_o chimney-soot_n vitrify_v one_o ounce_n crocus_n martis_n again_o one_o ounce_n and_o half_o pulverise_v and_o all_o well_o mix_v at_o four_o several_a intermission_n and_o quantity_n stir_v the_o metal_n always_o with_o the_o iron-crook_n lest_o it_o swell_v or_o boil_v over_o after_o this_o let_v it_o repose_v and_o purify_v about_o three_o hour_n stir_v it_o again_o and_o try_v the_o colour_n if_o it_o be_v red_a as_o blood_n it_o be_v right_n if_o not_o add_v at_o discretion_n a_o little_a more_o of_o each_o of_o these_o powder_n of_o tartar_n soot_n and_o crocus_n martis_n until_o the_o colour_n be_v full_a and_o true_a and_o so_o let_v it_o stand_v for_o a_o whole_a hour_n and_o try_v it_o again_o if_o you_o find_v it_o perfect_a proceed_v no_o further_o but_o keep_v it_o for_o use_n it_o be_v very_o proper_a to_o apply_v to_o gold_n for_o enamel_n chap._n clxxv_o another_o splendid_a enamel_n of_o a_o carbuncle-colour_n not_o to_o particularize_v any_o far_a on_o the_o carbuncle_n which_o we_o have_v sufficient_o enough_o discourse_v of_o already_o we_o will_v show_v how_o to_o imitate_v the_o colour_n ascribe_v to_o it_o with_o enamel_n and_o which_o will_v be_v of_o a_o wonderful_a fine_a beauty_n as_o have_v be_v often_o experiment_a now_o the_o whole_a secret_n of_o this_o operation_n consist_v in_o calcine_v the_o gold_n perfect_o and_o bring_v it_o to_o a_o absolute_a and_o just_a fineness_n which_o must_v create_v this_o precious_a colour_n take_v very_o pure_a gold_n and_o for_o the_o better_a assurance_n refine_v it_o yourself_o and_o dissolve_v a_o ounce_n of_o it_o in_o three_o ounce_n of_o aqua_fw-la regalis_fw-la as_o direct_v in_o chap._n 55._o let_v the_o solution_n distil_v over_o a_o gentle_a fire_n until_o the_o gold_n precipitate_v and_o thus_o repeat_v a_o exhalation_n and_o cohobation_n six_o time_n and_o the_o last_o time_n take_v out_o the_o gold_n powder_n and_o put_v it_o into_o a_o crucible_n cover_v and_o lute_v on_o a_o reverberatory_n to_o calcine_v let_v it_o remain_v until_o it_o become_v of_o a_o very_a excellent_a and_o scarlet_a red_a which_o will_v not_o be_v without_o a_o considerable_a allowance_n of_o many_o hour_n this_o do_v take_v of_o our_o crystal_n ground_n and_o melt_v a_o quantity_n of_o it_o in_o a_o glaze_v pot_n at_o the_o furnace_n of_o the_o glass-house_n and_o be_v well_o purge_v throw_v in_o a_o twenty_o part_n of_o the_o powder_n of_o gold_n in_o proportion_n as_o the_o quantity_n of_o metal_n stir_v the_o whole_a very_o well_o let_v it_o alone_o for_o some_o time_n then_o try_v it_o and_o according_a as_o you_o find_v the_o colour_n put_v in_o more_o powder_n until_o you_o bring_v it_o to_o a_o true_a transparent_a carbuncle-colour_n we_o have_v give_v another_o way_n to_o calcine_v gold_n in_o chap._n 115._o no_o less_o sufficient_a than_o this_o together_o with_o a_o way_n to_o make_v a_o fine_a carbuncle_n and_o this_o rare_a colour_n may_v as_o well_o be_v give_v to_o the_o stone_n as_o the_o enamel_n by_o the_o direction_n for_o prepare_v the_o gold_n in_o either_o chapter_n the_o curious_a may_v choose_v which_o they_o will_v they_o be_v equal_o sufficient_a chap._n clxxvi_o the_o way_n to_o calcine_v copper_n for_o make_v vitriol_n of_o venus_n without_o corrosive_n we_o promise_v in_o chap._n 45._o to_o show_v this_o fine_a essay_n which_o be_v certain_o the_o noble_a preparation_n can_v be_v make_v of_o copper_n so_o the_o learned_a may_v take_v notice_n of_o it_o if_o the_o caput_fw-la mortuum_n of_o vitriol_n have_v many_o excellent_a virtue_n for_o ting_a of_o glass_n this_o vitriol_n itself_o or_o rather_o spirit_n must_v have_v far_o great_a and_o more_o extraordinary_a in_o matter_n of_o a_o more_o sublime_a nature_n a_o famous_a philosopher_n very_o eminent_o recommendable_a and_o judicous_a be_v never_o weary_a of_o dwell_v on_o the_o praise_n of_o this_o hide_a treasure_n and_o extol_v its_o virtue_n to_o the_o high_a though_o this_o virtue_n be_v know_v to_o many_o of_o the_o learned_a yet_o we_o may_v bold_o say_v it_o be_v unknown_a to_o very_o many_o indifferent_o so_o who_o as_o soon_o as_o they_o have_v run_v over_o the_o write_n of_o some_o sage_a virtuoso_fw-la pretend_v to_o be_v acquaint_v with_o all_o the_o secret_n of_o nature_n and_o which_o they_o undertake_v to_o disclose_v and_o unravel_v as_o soon_o as_o they_o can_v force_v they_o to_o any_o sense_n comformable_a to_o their_o weak_a capacity_n though_o never_o so_o different_a from_o the_o author_n meaning_n to_o which_o they_o be_v altogether_o stranger_n and_o this_o give_v we_o authority_n enough_o to_o condemn_v they_o for_o true_o ignorant_a nature_n be_v veil_v and_o her_o virtue_n not_o so_o plain_o disclose_v to_o all_o the_o world_n she_o have_v those_o secret_a recluse_n for_o they_o as_o can_v be_v open_v by_o no_o other_o than_o her_o own_o key_n which_o can_v be_v match_v and_o therefore_o not_o to_o be_v find_v in_o the_o hand_n of_o every_o man_n beside_o that_o one_o must_v be_v lead_v by_o the_o same_o genius_n as_o he_o that_o forge_v it_o before_o one_o can_v true_o find_v and_o distinguish_v it_o and_o we_o may_v assure_v ourselves_o that_o none_o but_o the_o wise_a be_v in_o possession_n of_o this_o rare_a and_o precious_a treasure_n the_o great_a of_o those_o who_o have_v write_v on_o this_o art_n have_v always_o hold_v this_o key_n as_o the_o last_o secret_n all_o the_o profound_a argument_n they_o have_v allege_v and_o pain_n they_o have_v be_v at_o to_o screen_n those_o obscure_a avenue_n be_v design_v to_o make_v they_o inaccessible_a to_o the_o base_a and_o unworthy_a and_o preserve_v these_o all-divine_a secret_n from_o be_v profane_v by_o the_o hand_n of_o such_o as_o will_v abuse_v they_o this_o sacred_a mystery_n do_v not_o only_o consist_v as_o many_o fancy_n in_o the_o make_n of_o gold_n and_o silver_n which_o be_v ambitious_o suggest_v by_o the_o mere_a avarice_n of_o the_o major_a part_n of_o all_o mankind_n but_o be_v indeed_o the_o mean_a excellency_n thereof_o for_o health_n which_o it_o contain_v be_v beyond_o all_o the_o treasure_n in_o the_o world_n beside_o the_o knowledge_n it_o afford_v we_o of_o a_o omnipotency_n in_o the_o true_a god_n and_o of_o all_o the_o other_o most_o holy_a mystery_n of_o religion_n wherein_o it_o give_v a_o opportunity_n to_o make_v a_o perfect_a discovery_n be_v not_o those_o much_o more_o sublime_a and_o eminent_a virtue_n which_o lead_v we_o to_o a_o bless_a eternity_n whereas_o on_o the_o contrary_a all_o the_o transitory_a wealth_n on_o earth_n have_v nothing_o in_o it_o but_o imposture_n and_o serve_v only_o to_o precipitate_v we_o into_o the_o bottomless-pit_n we_o will_v leave_v this_o lofty_a subject_n to_o be_v discourse_v on_o by_o the_o learned_a and_o go_v on_o to_o the_o calcine_v of_o copper_n which_o be_v the_o first_o preparation_n to_o be_v make_v in_o make_v the_o vitriol_n of_o venus_n without_o corrosive_n which_o be_v know_v to_o very_a few_o and_o whereof_o we_o have_v already_o give_v a_o elegy_n take_v thin_a leave_n of_o red_a copper_n and_o put_v they_o into_o crucible_n stratify_v they_o lay_v upon_o lay_v with_o powder_n of_o common_a sulphur_n fill_v your_o crucible_n until_o all_o the_o copper_n leave_v be_v put_v in_o as_o in_o chap._n 22._o then_o cover_v well_o and_o lute_n the_o crucible_n let_v the_o lute_n dry_a and_o put_v they_o into_o the_o furnace_n of_o chap._n 52._o continue_v a_o good_a charcoal-fire_n for_o two_o hour_n afterward_o let_v they_o stand_v and_o cool_v then_o take_v off_o the_o crucible_n and_o you_o will_v find_v your_o copper_n calcine_v and_o blackish_a incline_v to_o a_o deep_a purple_a powder_n searce_o it_o and_o to_o each_o pound_n add_v six_o ounce_n of_o powder_n of_o sulphur_n mix_v and_o put_v they_o into_o a_o round_a flatbottom_n earthen_a pot_n strong_a enough_o to_o bear_v the_o fire_n lay_v upon_o the_o furnace_n a_o strong_a earthen-dish_n fill_v it_o with_o very_o live_v coal_n and_o place_v your_o pot_n thereon_o with_o the_o copper_n when_o the_o pot_n grow_v hot_a and_o the_o sulphur_n take_v fire_n stir_v it_o with_o your_o long_a iron_n crook_n lest_o it_o shall_v stick_v to_o the_o pot_n or_o become_v concrete_a continue_v thus_o till_o the_o sulphur_n be_v all_o consume_v and_o smoke_v no_o more_o take_v the_o pot_n hot_a off_o the_o fire_n and_o empty_a the_o copper_n out_o with_o a_o iron-ladle_n pound_n it_o well_o in_o a_o brass_n mortar_n and_o searce_v it_o all_o
fine_o and_o you_o will_v have_v a_o blackish_a powder_n reiterate_v this_o calcination_n thrice_o with_o the_o like_a proportion_n of_o sulphur_n as_o before_o and_o the_o three_o time_n let_v it_o remain_v until_o the_o copper_n become_v red_a and_o yellow_a then_o take_v it_o off_o and_o pound_n it_o in_o a_o brass-mortar_n and_o searce_v it_o fine_o pound_v what_o remain_v over_o again_o until_o all_o be_v sear_v and_o you_o will_v have_v a_o very_a well_o colour_v calx_fw-la of_o copper_n most_o effectual_a and_o proper_a for_o extract_v this_o fair_a vitriol_n of_o copper_n whereof_o we_o will_v give_v the_o preparation_n in_o the_o next_o chapter_n chap._n clxxvii_o to_o make_v vitriol_n of_o venus_n without_o corrosive_n those_o who_o make_v vitriol_n of_o venus_n have_v not_o all_o one_o and_o the_o same_o method_n most_o of_o they_o dissolve_v the_o copper_n in_o distil_a vinegar_n spirit_n of_o nitre_n or_o some_o other_o corrosive_n for_o our_o part_n water_n alone_o be_v the_o dissolvent_a or_o rather_o agent_n to_o extract_v the_o tincture_n as_o we_o shall_v show_v take_v glass_n cucurbit_n as_o many_o as_o will_v serve_v your_o turn_n to_o contain_v all_o your_o calx_fw-la of_o copper_n and_o put_v six_o pound_n of_o fair_a run_a water_n to_o a_o pound_n of_o calx_fw-la into_o each_o cucurbite_n place_v they_o on_o a_o moderate_a sand-furnace_n for_o four_o hour_n to_o evaporate_v until_o one_o three_o of_o the_o water_n go_v off_o let_v the_o furnace_n cool_v and_o afterward_o decant_v the_o remainder_n of_o the_o water_n into_o other_o glass_n vessel_n and_o dry_a the_o sediment_n in_o a_o crucible_n on_o the_o furnace_n let_v this_o water_n settle_v for_o two_o day_n and_o then_o you_o will_v find_v in_o the_o bottom_n of_o the_o vessel_n small_a grain_n of_o copper_n of_o a_o blackish_a colour_n you_o must_v filtrate_a or_o strain_v the_o water_n and_o preserve_v all_o the_o grain_n together_o to_o add_v to_o the_o former_a sediment_n have_v first_o well_n dry_v they_o and_o keep_v the_o water_n take_v all_o these_o sediment_n and_o to_o each_o pound_n add_v six_o ounce_n of_o powder_n of_o sulphur_n as_o before_o put_v it_o into_o your_o flat-bottomed_a earthen_a pot_n to_o calcine_v as_o in_o the_o former_a chapter_n take_v care_n to_o stir_v it_o well_o as_o long_o as_o the_o sulphur_n fume_n and_o it_o stand_v over_o the_o fire_n else_o it_o will_v stick_v to_o the_o pot_n and_o not_o calcine_v take_v it_o off_o and_o powder_v it_o immediate_o in_o a_o brass-mortar_n searce_v the_o powder_n and_o you_o will_v find_v it_o black_a mix_v this_o again_o with_o sulphur_n proportionable_o six_o ounce_n to_o a_o pound_n and_o put_v it_o to_o calcine_v anew_o stir_v it_o very_o well_o as_o before_o direct_v let_v it_o stand_v a_o while_n on_o the_o fire_n to_o alter_v the_o matter_n from_o a_o russet_a to_o a_o yellow_a then_o take_v it_o off_o and_o pound_v it_o instant_o in_o a_o brass-mortar_n before_o it_o cool_v and_o then_o searce_v it_o all_o fine_o over_o put_v a_o pound_n of_o this_o powder_n with_o six_o pound_n of_o water_n into_o each_o cucurbit_n and_o these_o cucurbit_n on_o a_o slow_a sand-furnace_n where_o let_v it_o stand_v four_o hour_n to_o the_o consumption_n of_o one_o three_o of_o your_o water_n which_o decant_v into_o other_o vessel_n let_v it_o settle_v two_o day_n then_o filtrate_a these_o water_n and_o pour_v they_o among_o the_o former_a gather_v the_o sediment_n that_o remain_v in_o the_o bottom_n and_o mix_v they_o with_o these_o in_o the_o cucurbit_n dry_v the_o remain_a sediment_n as_o before_o and_o repeat_v the_o calcination_n anew_o with_o the_o same_o proportionable_a quantity_n of_o sulphur_n then_o extract_v the_o tincture_n filtrate_a and_o mix_v the_o filtrate_v and_o tinged_a water_n with_o the_o former_a exact_o observe_v the_o order_n already_o teach_v and_o continue_v to_o do_v thus_o six_o time_n so_o will_v the_o copper_n remain_v in_o the_o bottom_n of_o your_o vessel_n become_v as_o it_o be_v a_o soft_a impure_a earth_n deprive_v of_o all_o its_o blueness_n which_o throw_v away_o as_o fit_v for_o nothing_o for_o all_o the_o virtue_n of_o the_o copper_n be_v contain_v in_o the_o water_n put_v these_o all_o careful_o together_o to_o extract_v from_o they_o this_o precious_a vitriol_n of_o venus_n as_o hereafter_o direct_v chap._n clxxviii_o the_o way_n to_o extract_v a_o fair_a vitriol_n of_o venus_n from_o our_o our_o colour_a water_n of_o all_o the_o preparation_n to_o be_v teach_v for_o this_o rare_a work_n this_o be_v the_o most_o easy_a and_o vulgar_a there_o be_v no_o more_o require_v than_o to_o evaporate_v and_o crystalize_v the_o matter_n but_o as_o we_o be_v to_o leave_v nothing_o in_o the_o dark_a we_o resolve_v to_o explain_v every_o circumstance_n thereof_o for_o the_o benefit_n of_o our_o reader_n and_o such_o as_o will_v know_v it_o we_o have_v say_v you_o must_v mix_v together_o all_o your_o colour_a water_n now_o we_o will_v tell_v you_o what_o must_v be_v do_v with_o they_o you_o must_v have_v a_o low_a glasscucurbit_a that_o will_v hold_v two_o quart_n paris_n pint_n or_o more_o which_o put_v into_o a_o moderate_a ash_n or_o sand-furnace_n put_v therein_o three_o pound_n of_o the_o tincture_n to_o evaporate_v gentle_o and_o put_v the_o rest_n into_o glass-bottle_n set_v round_o your_o furnace_n so_o that_o they_o may_v be_v heat_v and_o ready_a to_o fill_v the_o cucurbit_n as_o fast_o as_o the_o exhalation_n consume_v its_o tincture_n which_o may_v be_v do_v with_o a_o glass_n ladle_n or_o the_o bottle_n themselves_o lest_o the_o water_n be_v cold_a may_v cause_v the_o cucurbit_n to_o burst_v and_o so_o all_o will_v be_v lose_v reduce_v ten_o pound_n of_o this_o by_o evaporation_n to_o two_o and_o half_a or_o three_o at_o most_o which_o will_v be_v a_o very_a high_a tincture_n pour_v it_o into_o two_o or_o three_o glaze_v earthen_a vessel_n and_o place_v they_o all_o night_n in_o a_o moist_a cold_a place_n and_o you_o will_v find_v the_o vitriol_n at_o bottom_n and_o stick_v to_o the_o side_n of_o the_o vessel_n like_o little_a long_a icicle_n which_o will_v have_v the_o true_a colour_n of_o oriental_a emerald_n pour_v all_o the_o remain_a water_n into_o the_o cucurbit_n and_o dry_a the_o vitriol_n that_o it_o may_v not_o stick_v preserve_v it_o in_o a_o close_a vessel_n place_v your_o cucurbit_n again_o on_o the_o furnace_n to_o evaporate_v anew_o at_o the_o consumption_n of_o half_a the_o water_n and_o crystalize_v the_o strong_a tincture_n as_o before_o thus_o whilst_o any_o water_n remain_v evaporate_v and_o crystalize_v until_o all_o be_v consume_v to_o the_o end_n that_o none_o of_o this_o may_v be_v lose_v who_o virtue_n be_v infinite_o useful_a not_o only_o in_o the_o art_n of_o glass_n and_o the_o metallick_n but_o in_o physic_n too_o for_o the_o cure_n of_o many_o chronic_a distemper_n which_o we_o pass_v over_o in_o silence_n as_o foreign_a to_o our_o subject_n and_o continue_v to_o prescribe_v the_o rest_n of_o this_o rare_a work_n to_o conceal_v nothing_o from_o the_o curious_a but_o give_v they_o entire_a satisfaction_n chap._n clxxix_o the_o method_n of_o draw_v the_o spirit_n of_o the_o vitriol_n of_o venus_n which_o have_v a_o wonderful_a blue_n and_o how_o to_o separate_v the_o caput_fw-la mortuum_n for_o ting_v of_o glass_n the_o caput_fw-la mortuum_n of_o vitriol_n of_o venus_n which_o we_o prescribe_v to_o thing_fw-mi glass_n of_o a_o sea-green_a and_o whereof_o we_o discourse_v in_o chap._n 45._o have_v engage_v we_o to_o give_v this_o most_o excellent_a and_o hide_a secret_n of_o nature_n which_o the_o philosopher_n have_v never_o explain_v but_o by_o ambiguous_a riddle_n and_o veil_v parable_n to_o conceal_v the_o knowledge_n thereof_o from_o the_o vulgar_a we_o confess_v it_o be_v not_o without_o some_o regret_n we_o condescend_v to_o it_o in_o this_o ungrateful_a age_n wherein_o very_a few_o deserve_v to_o be_v instruct_v or_o true_o admire_v and_o so_o perfect_o love_v the_o mystery_n of_o sage_a philosophy_n as_o to_o imitate_v the_o virtue_n and_o charity_n of_o its_o devote_a professor_n it_o be_v however_o in_o consideration_n and_o for_o the_o sake_n of_o this_o small_a number_n of_o votary_n that_o we_o have_v explain_v and_o deliver_v many_o excellent_a thing_n in_o this_o book_n which_o we_o may_v but_o out_o of_o regard_n to_o such_o have_v lay_v aside_o as_o foreign_a to_o the_o art_n of_o glass_n but_o our_o desire_n to_o please_v they_o have_v promote_v the_o open_v these_o intricate_a path_n and_o leave_v they_o in_o a_o condition_n to_o be_v enlarge_v by_o our_o small_a discovery_n under_o the_o serious_a speculation_n and_o smart_a issue_n of_o their_o own_o wit._n now_o to_o finish_v our_o precious_a essay_n you_o must_v take_v a_o pound_n of_o this_o vitriol_n into_o a_o glass_n retort_n strong_o
lute_v as_o direct_v in_o chap._n 52._o the_o lute_n be_v dry_a set_v the_o retort_n in_o a_o sand-furnace_n fit_v to_o it_o a_o very_a large_a receiver_n as_o direct_v for_o aqua_fw-la fortis_fw-la in_o that_o chapter_n this_o do_v kindle_v the_o fire_n and_o continue_v it_o genâ—e_v for_o four_o hour_n to_o prevent_v a_o too_o excessive_a heat_n â—hich_v will_v drive_v out_o the_o spirit_n impetuous_o and_o 〈◊〉_d burst_v the_o receiver_n whereof_o great_a care_n must_v be_v â—â—ken_v not_o to_o spoil_v all_o as_o soon_o as_o the_o spirit_n ascend_v like_o â—hite_a cloud_n improve_v your_o fire_n by_o degree_n until_o â—ey_n disperse_v and_o your_o receiver_n clear_v again_o and_o â—ols_n and_o all_o the_o spirit_n come_v together_o then_o let_v â—e_a fire_n go_v out_o of_o itself_o and_o after_o twenty_o four_o â—ours_n unlute_v the_o joint_n take_v away_o your_o receiver_n â—d_a put_v the_o liquor_n it_o contain_v into_o glass-bottle_n stop_v â—ry_o close_o with_o glass_n stopple_v to_o prevent_v air_n which_o â—hey_n can_v draw_v will_v disperse_v it_o all_o by_o exhalaâ—n_n this_o choice_a liquor_n have_v that_o noble_a blue_n which_o â—ords_v we_o wonderful_a tincture_n and_o other_o inestimate_n operation_n as_o well_o as_o such_o surprise_v effect_n in_o â—ysick_n as_o can_v be_v equal_v the_o strength_n of_o this_o rich_a liquor_n may_v be_v know_v 〈◊〉_d its_o very_a penetrate_a acid_n smell_v and_o if_o we_o be_v 〈◊〉_d afraid_a to_o profane_v so_o sublime_a a_o mystery_n which_o â—rsons_n much_o more_o sage_a and_o considerate_a than_o we_o â—e_v keep_v so_o secret_a we_o will_v enlarge_v more_o on_o its_o excellent_a quality_n and_o disperse_v those_o obscurity_n â—â—_o we_o shall_v look_v upon_o ourselves_o unworthy_a of_o the_o aht_n we_o have_v be_v able_a to_o acquire_v in_o this_o most_o important_a matter_n if_o we_o abandon_v those_o treasure_n to_o 〈◊〉_d ravage_v of_o the_o whole_a earth_n which_o ought_v only_o to_o 〈◊〉_d possess_v by_o the_o sacred_a wise_a and_o studious_a memâ—â—s_n of_o the_o hermetick_n science_n and_o philosophy_n but_o to_o return_v to_o our_o caput_fw-la mortuum_n of_o this_o preci_fw-la vitriol_n which_o have_v occasion_v we_o to_o give_v its_o preâ—ation_n and_o be_v what_o we_o make_v use_v of_o for_o this_o fine_a â—ter-colour_n or_o egmarine_a on_o glass_n you_o will_v find_v it_o â—he_v retort_n out_o of_o which_o the_o white_a spirit_n be_v diâ—ed_v whereof_o we_o have_v discourse_v already_o to_o get_v â—ou_fw-mi must_v break_v the_o retort_n then_o reduce_v it_o to_o powâ—_n with_o a_o mixture_n of_o zaffer_n as_o direct_v in_o chap._n 45._o and_o so_o thing_fw-mi your_o crystal_n of_o a_o admirable_a sea-green-colour_n we_o be_v mistake_v in_o chap._n 45._o in_o say_v that_o the_o caput_fw-la mortuum_n must_v be_v expose_v to_o the_o air_n before_o you_o do_v pound_n it_o with_o the_o zaffer_n for_o that_o be_v not_o altogether_o incumbent_a in_o ting_v of_o glass_n though_o this_o expose_v of_o it_o can_v but_o add_v something_o to_o the_o lustre_n for_o it_o draw_v thereby_o with_o a_o certain_a magnetic_a property_n the_o occult_a spirit_n of_o the_o air_n and_o so_o from_o a_o black_a of_o which_o it_o be_v before_o become_v of_o a_o pale_a blue-colour_n and_o partly_o assume_v what_o it_o lose_v by_o distillation_n and_o extraction_n of_o the_o spirit_n so_o you_o may_v save_v a_o great_a deal_n of_o time_n and_o pain_n by_o this_o preparation_n to_o your_o no_o small_a advantage_n in_o expedit_v the_o matter_n such_o as_o shall_v comprehend_v the_o virtue_n of_o those_o thing_n we_o have_v show_v in_o the_o four_o last_o capter_n aught_o to_o be_v secret_a for_o many_o will_v read_v these_o thing_n and_o not_o apprehend_v or_o only_o laugh_v at_o they_o whether_o it_o be_v that_o the_o divine_a power_n for_o reason_n best_o know_v to_o himself_o will_v not_o let_v they_o discern_v or_o that_o they_o confide_v in_o a_o false_a presumption_n on_o their_o own_o knowledge_n as_o beyond_o all_o other_o man_n god_n have_v nevertheless_o not_o confine_v to_o one_o only_a wit_n the_o whole_a knowledge_n or_o all_o the_o sublime_a excellency_n of_o nature_n but_o on_o the_o contrary_a to_o declare_v his_o great_a and_o unbounded_a charity_n permit_v it_o to_o be_v communicate_v to_o many_o for_o his_o great_a manifestation_n and_o glory_n yet_o he_o reserve_v those_o more_o important_a secret_n to_o be_v reveal_v to_o his_o faithful_a servant_n that_o such_o as_o will_v be_v acquaint_v with_o the_o same_o mystery_n may_v apply_v to_o this_o father_n of_o light_n who_o alone_o can_v inspire_v they_o with_o sufficiency_n enough_o for_o penetrate_v into_o these_o which_o they_o can_v never_o do_v without_o his_o assistance_n now_o the_o true_a method_n thereof_o be_v obvious_a to_o all_o the_o world_n a_o holy_a and_o regular_a life_n open_v the_o passage_n and_o continual_a study_n and_o application_n guide_v we_o through_o but_o we_o must_v add_v to_o these_o a_o upright_a intention_n of_o make_v good_a use_n hereof_o that_o we_o may_v not_o wander_v a_o love_n for_o our_o neighbour_n conformable_a to_o the_o will_n of_o god_n to_o bring_v we_o to_o a_o safe_a port_n a_o extend_a charity_n to_o the_o poor_a to_o lay_v open_a for_o we_o the_o gate_n of_o heaven_n and_o in_o a_o word_n a_o unlimited_a and_o immense_a love_n for_o this_o omnipotent_a creator_n eternal_a and_o incomprehensible_a to_o hand_n we_o to_o his_o very_a throne_n this_o be_v the_o prevail_a attractive_a which_o all_o the_o judicious_a philosopher_n make_v use_v of_o to_o draw_v down_o this_o divine_a intelligence_n and_o which_o i_o most_o hearty_o wish_v to_o all_o that_o will_v imitate_v they_o the_o end_n of_o the_o six_o book_n of_o the_o art_n of_o glass_n book_n vii_o contain_v the_o way_n to_o enamel_n in_o all_o sort_n of_o colour_n on_o gold_n and_o other_o metal_n the_o order_n of_o the_o fire_n and_o furnace_n the_o preparation_n of_o colour_n for_o pourtray_v with_o enamel_n and_o how_o to_o do_v it_o chap._n clxxx_o though_o this_o undertake_n depend_v not_o altogether_o on_o our_o art_n of_o glass_n be_v no_o more_o than_o a_o application_n of_o matter_n deliver_v in_o the_o six_o book_n however_o we_o resolve_v to_o lay_v down_o this_o manner_n of_o enamel_v and_o pourtray_v on_o metal_n to_o bring_v this_o our_o work_n to_o a_o high_a perfection_n the_o ancient_a work_n of_o enamel_n on_o metal_n be_v only_o of_o black_a and_o white_a with_o some_o few_o tinge_n of_o carnation_n or_o flesh-colour_n as_o may_v be_v see_v in_o the_o limoge_n enamel_n in_o francis_n the_o first_o be_v time_n it_o become_v more_o improve_v and_o they_o make_v use_v of_o light_n and_o shadow_n but_o the_o enamel_n on_o gold_n be_v of_o no_o better_a stuff_n than_o that_o on_o copper_n and_o all_o the_o work_n of_o it_o on_o gold_n silver_n and_o copper_n be_v of_o transparent_a matter_n such_o as_o wrought_v it_o on_o thick_a couch_v each_o colour_n by_o itself_o as_o be_v do_v now_o a_o day_n in_o enamel_v some_o particular_a piece_n of_o relief_n and_o not_o otherwise_o since_o than_o they_o have_v find_v out_o the_o way_n of_o enamel_v with_o opaque_fw-la and_o thick_a stuff_n and_o the_o art_n of_o compound_v the_o colour_n be_v much_o more_o improve_a and_o handsome_a than_o that_o of_o the_o ancient_n as_o be_v visible_a in_o all_o our_o modern_a work_n but_o we_o must_v without_o all_o exception_n own_o the_o fair_a work_n upon_o gold_n represent_v portraiture_n and_o entire_a history_n so_o neat_o and_o to_o the_o life_n and_o covet_v as_o much_o as_o picture_n do_v in_o oil_n over_o which_o it_o have_v the_o advantage_n of_o natural_a lustre_n and_o varnish_n which_o be_v never_o tarnish_v to_o be_v the_o invention_n of_o this_o latter_a age_n and_o the_o improvement_n we_o owe_v to_o the_o study_n of_o the_o french_a therein_o all_o sort_n of_o enamel_n be_v not_o to_o be_v promiscuous_o employ_v on_o all_o sort_n of_o metal_n gold_n which_o perfect_o bear_v with_o as_o well_o all_o the_o opaque_fw-la as_o transparent_a can_v agree_v with_o clear_a purple_n its_o yellow_a mighty_o change_v the_o colour_n thereof_o and_o produce_v but_o a_o very_a ill_a fancy_n on_o the_o other_o side_n this_o purple_a be_v very_o fine_a on_o silver_n so_o the_o egmarine_n the_o azure_a and_o green_a all_o other_o colour_n as_o well_o clear_a as_o opaque_v disagree_v therewith_o and_o copper_n suit_v with_o every_o thick_a enamel_n but_o can_v endure_v the_o limpid_a unless_o prepare_v for_o it_o beforehand_o as_o shall_v be_v direct_v in_o due_a place_n observe_v that_o good_a enamel_n must_v be_v hard_a and_o last_a such_o as_o be_v soft_a be_v full_a of_o lead_n and_o subject_a to_o change_v colour_n easy_o become_v sully_v and_o foul_a of_o the_o clear_a enamel_n some_o be_v hard_a some_o soft_a the_o hard_a
be_v always_o best_a however_o even_o of_o they_o there_o be_v choice_n some_o lose_a colour_n in_o the_o fire_n some_o be_v more_o or_o less_o lively_a and_o sparkle_a but_o if_o you_o employ_v constant_o such_o as_o we_o have_v prescribe_v in_o our_o six_o book_n you_o will_v never_o be_v expose_v to_o those_o inconvenience_n for_o the_o ingredient_n be_v perfect_o cleanse_v will_v endure_v all_o degree_n of_o fire_n any_o change_n of_o colour_n or_o quality_n not_o ensue_v chap._n clxxxi_o of_o the_o furnace_n for_o enamel_v and_o pourtray_v the_o enamel_v of_o metal_n as_o well_o as_o the_o colour_n of_o the_o stuff_n can_v be_v effect_v without_o fire_n and_o be_v whole_o different_a in_o this_o point_n from_o paint_v with_o the_o usual_a colour_n in_o oil_n which_o may_v be_v dry_v in_o the_o air_n only_o without_o other_o help_n it_o will_v be_v very_o hard_a to_o believe_v the_o fire_n will_v not_o spoil_v the_o mixture_n of_o the_o colour_n if_o our_o daily_a experience_n which_o we_o make_v do_v not_o vouch_v the_o contrary_a however_o care_n must_v be_v take_v not_o to_o let_v the_o work_n have_v too_o much_o time_n but_o draw_v it_o out_o as_o soon_o as_o you_o find_v it_o polish_a the_o fire_n must_v be_v reverberatory_n or_o rather_o of_o suppression_n and_o never_o to_o be_v under_o the_o stuff_n it_o be_v the_o same_o as_o be_v use_v for_o cleanse_v of_o metal_n whether_o in_o mint_n or_o goldsmith_n shop_n which_o be_v very_o familiar_a to_o all_o the_o world_n you_o must_v have_v a_o furnace_n round_o or_o square_n either_o of_o iron_n or_o earth_n it_o be_v no_o great_a matter_n how_o or_o whether_o of_o these_o it_o be_v which_o must_v be_v hollow_a in_o the_o middle_n to_o contain_v the_o work_n with_o a_o good_a charcoal-fire_n all_o about_o and_o over_o it_o to_o make_v it_o melt_v the_o better_a and_o you_o must_v have_v it_o so_o as_o to_o be_v able_a to_o take_v your_o stuff_n out_o and_o put_v it_o in_o again_o as_o occasion_n require_v you_o may_v for_o better_a conveniency_n make_v use_n of_o a_o goldsmith_n muffle_v it_o be_v a_o small_a arch_n make_v of_o crucible_n earth_n in_o the_o shape_n of_o half_a a_o crucible_n cut_v length-wise_a and_o they_o place_v it_o on_o the_o area_n or_o floor_n of_o the_o furnace_n the_o open_v of_o it_o lie_v just_a against_o the_o mouth_n of_o the_o furnace_n to_o put_v in_o and_o draw_v out_o the_o work_n easy_o and_o for_o more_o conveniency_n they_o place_v a_o small_a grate_n over_o it_o which_o must_v not_o touch_v it_o for_o fear_v of_o break_v it_o and_o on_o this_o grate_n make_v a_o good_a fire_n and_o so_o round_o about_o the_o muffle_v to_o heat_v the_o hollow_a very_o well_o under_o which_o they_o put_v the_o work_n to_o be_v enamel_v and_o paint_v and_o the_o essay_n or_o trial_n they_o have_v a_o mind_n to_o make_v on_o a_o little_a ironshovel_a to_o draw_v the_o easy_a out_o but_o for_o make_v essay_n of_o ingredient_n for_o enamel_n it_o must_v be_v a_o little_a blade_n of_o white_a enamel_n which_o ought_v to_o be_v provide_v purposely_o for_o that_o use_n chap._n clxxxii_o the_o way_n to_o enamel_n gold_n we_o have_v already_o say_v that_o gold_n silver_n and_o red_a copper_n may_v be_v enamel_v now_o to_o make_v true_a work_n you_o must_v use_v only_o pure_a gold_n because_o silver_n make_v white_a enamel_n appear_v yellow_a and_o copper_n rise_v in_o scale_n and_o make_v vapour_n for_o though_o all_o enamel_n stick_v to_o it_o yet_o it_o be_v but_o very_o imperfect_o and_o may_v be_v easy_o divide_v and_o peel_v off_o again_o beside_o the_o colour_n be_v so_o wretched_a on_o it_o and_o lose_v much_o of_o their_o charm_n and_o lustre_n by_o the_o impurity_n of_o that_o metal_n therefore_o if_o you_o will_v have_v good_a work_n let_v gold_n only_o be_v your_o subject_n and_o of_o the_o pure_a if_o you_o employ_v clear_a enamel_n because_o on_o impure_a gold_n they_o grow_v dull_a and_o become_v imperfect_a that_o be_v to_o say_v there_o appear_v with_o this_o a_o certain_a obscure_a and_o cloudy_a vapour_n in_o the_o enamel_n which_o deaden_n and_o take_v away_o the_o life_n of_o its_o colour_n the_o gold_n plate_n ought_v to_o be_v rise_v and_o when_o it_o be_v forge_v very_o even_o the_o goldsmith_n apply_v white_a enamel_n over_o and_o under_o it_o though_o it_o be_v to_o be_v wrought_v but_o on_o one_o side_n but_o this_o be_v necessary_a for_o two_o reason_n first_o because_o the_o work_n be_v neat_a and_o fair_a for_o it_o and_o again_o because_o if_o it_o be_v only_o enamel_v on_o one_o side_n the_o fire_n will_v swell_v it_o and_o so_o make_v it_o rise_v and_o that_o in_o bubble_n because_o it_o be_v always_o as_o it_o be_v torment_v especial_o when_o the_o piece_n be_v great_a and_o the_o enamel_n careless_o lay_v on_o this_o make_v it_o produce_v blistering_n which_o disfigure_v the_o work_n the_o french_a chemist_n call_v such_o vegoter_n but_o their_o goldsmith_n petits_fw-fr ocuillet_n this_o disfigure_v of_o the_o work_n you_o may_v avoid_v by_o lay_v enamel_n on_o both_o side_n of_o the_o plate_n of_o gold_n and_o thick_a over_o than_o under_o this_o will_v keep_v it_o equal_a and_o even_a on_o both_o side_n the_o first_o lie_v of_o white_a enamel_n remain_v smooth_a in_o this_o condition_n serve_v for_o a_o field_n to_o place_v all_o your_o other_o colour_n on_o as_o we_o will_v further_o discourse_v of_o in_o the_o art_n of_o pourtray_v oil_n of_o spike_n be_v use_v for_o dissolve_v thick_a and_o opaque_v enamel_n before_o it_o can_v be_v apply_v for_o the_o transparent_a you_o need_v use_v nothing_o but_o fair_a water_n as_o we_o shall_v show_v in_o chap._n 185._o and_o then_o it_o be_v couch_v flat_a and_o border_v with_o the_o metal_n and_o sometime_o we_o do_v border_n at_o all_o the_o field_n be_v all_o enamel_n but_o this_o be_v troublesome_a because_o the_o limpid_a enamel_n as_o they_o melt_v often_o mix_v and_o so_o confound_v the_o colour_n which_o constant_o happen_v when_o the_o piece_n 〈◊〉_d small_a red_a enamel_n be_v not_o so_o unless_o by_o chance_n and_o come_v general_o yellowish_a out_o of_o the_o fire_n assoon_o as_o it_o be_v apply_v to_o the_o gold_n it_o alter_v the_o colour_n one_o may_v soon_o bring_v it_o to_o a_o perfect_a red_a enamel_n by_o turn_v it_o at_o the_o mouth_n of_o your_o furnace_n when_o you_o be_v take_v it_o out_o from_o the_o fire_n and_o than_o it_o be_v that_o the_o workman_n say_v they_o make_v it_o red_a and_o give_v it_o its_o complete_a colour_n gold_n as_o we_o have_v already_o say_v admit_v of_o all_o sort_n of_o enamel_n clear_a or_o opaque_v bright_a purple_n except_v which_o be_v alter_v by_o the_o yellow-colour_n of_o the_o gold_n and_o do_v not_o take_v so_o good_a effect_n there_o as_o on_o silver_n on_o which_o it_o ought_v still_o to_o be_v use_v the_o way_n of_o work_v every_o sort_n of_o enamel_n be_v alike_o not_o to_o make_v any_o useless_a repetition_n we_o will_v satisfy_v ourselves_o only_o to_o advise_v you_o to_o employ_v all_o those_o enamel_n prescribe_v in_o the_o six_o book_n which_o have_v every_o illustrate_v and_o convenient_a property_n to_o be_v wish_v for_o in_o this_o work_n chap._n clxxxiii_o to_o enamel_n on_o silver_n we_o have_v already_o take_v notice_n in_o our_o former_a chapter_n that_o silver_n agree_v not_o with_o all_o sort_n of_o enamel_n as_o gold_n we_o repeat_v it_o here_o again_o to_o prevent_v the_o use_n of_o any_o but_o such_o as_o serve_v to_o produce_v perfect_a and_o agreeable_a effect_n you_o be_v to_o make_v least_o use_n of_o white_a enamel_n on_o silver_n because_o there_o it_o become_v yellowish_a and_o unpleasing_a but_o nothing_o can_v suit_v better_o with_o it_o than_o bright_a purple_a green_n blue_n and_o egmarine_a because_o the_o whiteness_n of_o the_o silver_n be_v then_o clear_o eminent_a and_o give_v its_o just_a splendour_n the_o work_n and_o manner_n of_o enamel_v on_o silver_n be_v no_o way_n different_a from_o that_o of_o gold_n in_o forge_v the_o plate_n even_o to_o prepare_v they_o for_o the_o enamel_n you_o may_v make_v use_n of_o white_a on_o the_o under_o side_n since_o the_o enamel_n there_o serve_v only_o to_o qualify_v the_o rise_n and_o disturbing_n of_o the_o metal_n in_o the_o furnace_n which_o will_v cause_v unevenness_n or_o disagreement_n in_o the_o surface_n and_o prevent_v its_o become_a just_a and_o handsome_a we_o need_v not_o repeat_v again_o that_o way_n of_o place_v the_o enamel_n on_o your_o plate_n of_o gold_n or_o silver_n and_o so_o to_o put_v they_o into_o your_o little_a reverberatory_n furnace_n speak_v of_o in_o chap._n 181._o to_o melt_v and_o as_o soon_o as_o polish_a to_o be_v take_v from_o the_o fire_n chap._n
renew_v and_o revise_v the_o table_n be_v do_v in_o limn_v with_o oil_n and_o the_o painter_n observe_v that_o the_o piece_n must_v not_o be_v handle_v until_o they_o be_v well_o dry_v in_o the_o air_n so_o those_o in_o enamel_n must_v be_v let_v alone_o until_o they_o receive_v their_o perfection_n from_o the_o fire_n this_o be_v all_o to_o be_v observe_v in_o paint_v on_o enamel_n it_o remain_v only_o for_o we_o to_o show_v how_o to_o prepare_v your_o dark_a red_a for_o trace_v the_o design_n you_o may_v have_v it_o thus_o take_v the_o caput_fw-la mortuum_n which_o remain_v in_o the_o retort_n after_o the_o aquafortis_n be_v make_v of_o your_o vitriol_n and_o nitre_n grind_v it_o with_o oil_n of_o spike_n and_o so_o you_o have_v the_o dark_a red_a ready_a for_o your_o use_n or_o you_o may_v make_v it_o with_o crocus_n martis_n ground_n with_o oil_n of_o spike_n the_o end_n of_o the_o seven_o book_n of_o the_o art_n of_o glass_n book_n viii_o contain_v the_o way_n to_o make_v china_n or_o fine_a earthen_a ware_n how_o to_o enamel_n paint_v and_o gilled_a they_o chap._n cxciii_o porcelaine_v fayence_n china_n or_o fine_a earthenware_n be_v enamel_v with_o our_o white_a stuff_n which_o we_o have_v already_o prescribe_v for_o metal_n and_o its_o paint_v the_o same_o and_o of_o such_o colour_n as_o we_o have_v propose_v for_o enamel_n in_o the_o forego_n book_n and_o this_o oblige_v we_o to_o discourse_v thereof_o in_o this_o our_o eight_o book_n the_o custom_n of_o enamel_v on_o ware_n be_v of_o great_a antiquity_n than_o that_o on_o metal_n for_o in_o the_o time_n of_o porcenna_n who_o generous_o undertake_v the_o restauration_n of_o tarquin_n to_o the_o roman_a government_n in_o the_o consulate_a of_o valer._n publicola_n and_o horat._n pulvilius_fw-la ann._n mund._o 3444_o five_o hundred_o and_o four_o year_n before_o the_o come_n of_o jesus_n christ_n or_o thereabouts_o the_o practice_n of_o enamel_v on_o be_v be_v use_v in_o the_o estate_n of_o that_o prince_n and_o what_o give_v we_o very_o good_a reason_n to_o believe_v this_o be_v the_o name_n porcelaine_n which_o have_v a_o affinity_n to_o porcenna_n though_o alter_v by_o the_o corruption_n of_o time_n so_o it_o be_v also_o call_v fayence_n from_o fayence_n in_o the_o duchy_n of_o urbin_n where_o in_o the_o time_n of_o michael_n ange_n and_o raphael_n vrbain_n this_o art_n be_v practise_v and_o as_o the_o secret_n of_o nature_n be_v daily_o more_o and_o more_o discover_v so_o have_v time_n employ_v the_o invention_n of_o man_n to_o improve_v this_o and_o make_v it_o more_o excellent_a not_o only_o condescend_v to_o enamel_v but_o proceed_v also_o to_o paint_v and_o pourtray_v thereon_o several_a curiosity_n to_o which_o at_o length_n be_v add_v the_o ornament_n of_o gilding_n these_o piece_n of_o ware_n be_v of_o a_o very_a general_a use_n over_o all_o the_o world_n as_o for_o ornament_n over_o chimney-piece_n on_o cabinet_n and_o table_n or_o board_n the_o choice_a come_v in_o we_o from_o china_n and_o next_o to_o those_o be_v do_v at_o st._n cloud_n and_o roven_n but_o there_o be_v very_o good_a make_v in_o holland_n at_o 〈◊〉_d in_o italy_n and_o several_a other_o place_n in_o france_n the_o paint_n and_o enamel_v on_o these_o be_v what_o we_o be_v proper_o oblige_v to_o take_v notice_n of_o in_o our_o art_n however_o we_o shall_v slight_o touch_v upon_o the_o composition_n and_o mould_v the_o ware_n and_o for_o this_o we_o will_v prescribe_v fine_a and_o delicate_a method_n sufficient_a enough_o to_o answer_v the_o satisfaction_n of_o such_o as_o employ_v themselves_o in_o this_o art_n and_o of_o those_o person_n who_o curiosity_n lead_v they_o to_o inquire_v after_o thing_n whereof_o they_o be_v not_o already_o inform_v chap._n cxciv_o the_o furnace_n for_o make_v of_o china_n must_v be_v large_a with_o a_o open_v proportion_v to_o the_o vessel_n you_o be_v to_o place_v therein_o of_o these_o there_o be_v several_a sort_n but_o the_o most_o commodious_a must_v be_v make_v as_o follow_v you_o may_v shape_v this_o furnace_n round_o or_o square_a but_o the_o square_n be_v best_a because_o of_o the_o open_v it_o must_v be_v make_v of_o good_a brick_n and_o such_o stuff_n as_o can_n most_o endure_v the_o fire_n of_o what_o bigness_n you_o please_v with_o three_o division_n the_o low_a for_o the_o ash_n must_v be_v a_o foot_n high_a that_o the_o air_n may_v be_v communicate_v through_o its_o open_v to_o the_o fire_n the_o middle_a story_n be_v for_o the_o fire_n and_o must_v be_v underlie_v with_o a_o very_a good_a grate_n to_o separate_v it_o from_o the_o under_o story_n with_o a_o open_v for_o the_o fuel_n and_o be_v vault_v above_o about_o a_o foot_n in_o height_n according_a to_o the_o size_n of_o your_o furnace_n this_o vault_n must_v be_v make_v like_o that_o of_o a_o oven_n and_o have_v a_o hole_n in_o the_o middle_n of_o the_o same_o shape_n as_o the_o furnace_n round_o or_o square_a and_o proportion_v to_o its_o bigness_n through_o which_o the_o flame_n may_v transmit_v itself_o to_o the_o uppermost_a story_n where_o the_o vessel_n be_v put_v to_o bake_v in_o this_o last_o story_n be_v to_o be_v at_o least_o two_o foot_n high_a and_o its_o open_v fourteen_o or_o fifteen_o inch_n to_o put_v and_o draw_v the_o vessel_n easy_o in_o and_o out_o the_o top_n must_v be_v vault_v too_o with_o such_o a_o round_a or_o square_a hole_n and_o over_o that_o a_o funnel_n for_o the_o conveniency_n of_o the_o flame_n and_o smoke_n which_o it_o draw_v out_o all_o the_o open_v especial_o the_o two_o uppermost_a must_v be_v of_o strong_a brick_n or_o crucible_n earth_n or_o rather_o of_o iron_n well_o lute_v within_o side_n which_o must_v shut_v and_o open_v easy_o and_o be_v very_o exact_a and_o sit_v that_o the_o fire_n may_v not_o suck_v in_o any_o cold_a air_n which_o may_v break_v the_o vessel_n this_o furnace_n will_v serve_v also_o for_o many_o other_o use_n as_o to_o melt_v reverberate_a calcine_v cement_n and_o several_a sort_n of_o work_n in_o the_o laboratory_n of_o chemistry_n because_o in_o it_o all_o the_o degree_n of_o fire_n may_v be_v find_v by_o the_o help_n of_o the_o low_a open_v and_o the_o funnel_n of_o the_o chimney_n you_o may_v else_o for_o bake_v your_o china_n make_v use_n of_o the_o furnace_n hereafter_o describe_v in_o chap._n 202._o where_o we_o discourse_n of_o paint_v on_o glass_n put_v thereinto_o your_o vessel_n of_o crucible-earth_n for_o bake_v the_o ware_n in_o and_o then_o cover_v over_o with_o a_o vault_a coverlid_n with_o a_o hole_n at_o top_n to_o let_v out_o the_o flame_n and_o smoke_n of_o the_o reverberatory_n fire_n for_o this_o reason_n there_o will_v be_v no_o occasion_n in_o this_o sort_n of_o furnace_n for_o any_o other_o open_v because_o the_o bake_n vessel_n with_o your_o ware_n be_v put_v in_o a_o top_n before_o the_o coverlid_n be_v lay_v on_o and_o so_o the_o fire_n circulate_v about_o it_o and_o it_o become_v very_o red_a whereby_o the_o china-ware_n be_v bake_v as_o be_v do_v in_o bake_v of_o pipe_n chap._n cxcu._n to_o make_v your_o stuff_n for_o china-ware_n the_o composition_n for_o this_o must_v be_v very_o fine_a because_o of_o the_o ware_n and_o not_o such_o as_o be_v use_v for_o ordinary_a vessel_n we_o will_v therefore_o prescribe_v the_o manner_n of_o make_v it_o to_o prevent_v the_o unsuccessful_a attempt_n of_o such_o as_o may_v be_v ignorant_a for_o this_o you_o must_v take_v of_o shell_n of_o every_o sort_n which_o be_v white_a and_o transparent_a grind_v they_o well_o on_o a_o marble_n then_o searce_a and_o reduce_v they_o to_o a_o impalpable_a powder_n to_o make_v your_o paste_n of_o this_o powder_n first_o dissolve_v a_o ounce_n of_o very_a white_a gum-arabic_n in_o a_o pail_n of_o water_n when_o it_o be_v well_o dissolve_v and_o mix_v with_o the_o water_n dissolve_v therein_o about_o a_o quarter_n as_o much_o quicklime_n as_o your_o powder_n weigh_v then_o stir_v and_o mix_v it_o very_o well_o and_o afterward_o put_v in_o the_o powder_n and_o stir_v all_o together_o and_o knead_v it_o as_o they_o do_v mortar_n of_o this_o stuff_n form_v your_o vessel_n according_a to_o the_o different_a sort_n you_o desire_v let_v they_o half_o dry_v or_o more_o in_o the_o air_n before_o you_o polish_v they_o with_o your_o smooth_a instrument_n of_o copper_n or_o iron_n for_o that_o purpose_n and_o so_o leave_v they_o until_o they_o dry_v thorough_o be_v very_o well_o smooth_v and_o dry_v glaze_v they_o over_o with_o your_o white_a enamel_n prepare_v as_o we_o will_v direct_v in_o the_o next_o chapter_n and_o so_o set_v they_o in_o the_o furnace_n to_o bake_n and_o finish_v where_o have_v keep_v they_o a_o convenient_a time_n let_v the_o fire_n go_v out_o of_o its_o self_n when_o the_o furnace_n be_v
or_o figure_n on_o glass_n in_o paint_n gilding_n marble_a etc._n etc._n chap._n cci_o the_o art_n of_o paint_v have_v be_v still_o so_o noble_a and_o excellent_a that_o all_o those_o great_a person_n who_o have_v practise_v it_o be_v always_o distinguish_v among_o the_o most_o eminent_a of_o their_o age_n those_o celebrate_a piece_n we_o have_v of_o it_o in_o our_o day_n to_o the_o ornament_n and_o admiration_n of_o all_o europe_n have_v settle_v so_o great_a a_o veneration_n for_o their_o memory_n as_o will_v eternize_v it_o to_o posterity_n the_o dorian_n corinthian_n jonians_n and_o roman_n be_v the_o people_n that_o pay_v the_o most_o esteem_n to_o this_o noble_a art_n for_o which_o they_o conceive_v so_o great_a opinion_n and_o delight_n that_o they_o look_v upon_o the_o famous_a painter_n of_o their_o time_n as_o demigod_n and_o range_v they_o among_o the_o first_o and_o most_o learned_a man_n in_o the_o world_n the_o ancient_n do_v not_o only_o pay_v a_o deference_n and_o honour_n to_o the_o nobility_n and_o illustrious_a birth_n of_o great_a man_n but_o to_o their_o worth_n and_o virtue_n too_o hence_o the_o athenian_n erect_v a_o statue_n in_o memory_n of_o aesop_n who_o be_v but_o a_o poor_a slave_n will_v they_o have_v do_v it_o if_o this_o eminent_o ingenious_a fellow_n have_v not_o possess_v so_o many_o excellent_a part_n no_o it_o be_v not_o for_o the_o sake_n of_o his_o picture_n which_o be_v too_o deform_v and_o ugly_a to_o please_v or_o charm_v they_o but_o to_o convince_v posterity_n how_o the_o way_n to_o glory_n be_v not_o shut_v up_o from_o the_o mean_a person_n can_v there_o be_v any_o thing_n more_o take_v or_o complete_a than_o the_o natural_a imitation_n which_o issue_n from_o paint_v have_v nature_n any_o thing_n more_o considerable_o admirable_a do_v we_o not_o see_v she_o display_v in_o the_o pourtrait_n of_o those_o excellent_a master_n who_o with_o so_o much_o art_n and_o delicacy_n have_v express_v all_o whatever_o she_o have_v produce_v in_o this_o sublunary_a inferior_a orb_n so_o that_o it_o be_v not_o possible_a to_o see_v they_o without_o admire_v or_o to_o admire_v they_o without_o astonishment_n what_o wonderful_a fancy_n too_o have_v they_o draw_v from_o the_o superior_a and_o heavenly_a they_o have_v so_o lively_o show_v the_o rise_n and_o set_v sun_n night_n and_o day_n the_o face_n of_o heaven_n sometime_o calm_a and_o serene_a and_o again_o darken_v with_o cloud_n the_o thunder_n shower_n storm_n and_o sea_n rage_v with_o all_o their_o wreck_n and_o in_o the_o microcosm_n or_o little_a world_n of_o man_n they_o have_v express_v his_o joy_n sadness_n smile_n tear_n pleasure_n dissatisfaction_n life_n and_o death_n in_o short_a all_o the_o alteration_n which_o creature_n be_v liable_a to_o whereof_o the_o enumeration_n will_v be_v very_o tedious_a this_o fine_a art_n as_o well_o as_o that_o of_o glass_n do_v not_o lessen_v the_o quality_n of_o its_o practitioner_n the_o contrary_a whereof_o happen_v in_o all_o other_o art_n for_o prince_n and_o many_o of_o our_o monarch_n have_v grant_v the_o privilege_n of_o nobility_n to_o several_a master_n thereof_o to_o intimate_v to_o posterity_n the_o extraordinary_a esteem_n they_o have_v for_o they_o upon_o the_o excellency_n of_o those_o incomparable_a piece_n which_o their_o pencil_n have_v produce_v though_o paint_v on_o glass_n be_v very_o ancient_a it_o be_v yet_o much_o more_o modern_a than_o that_o of_o paint_v on_o wood_n or_o cloth_n as_o be_v of_o no_o long_o stand_v than_o this_o art_n of_o glass-work_n the_o first_o who_o paint_v on_o glass_n do_v it_o only_o in_o distemper_n that_o be_v in_o colour_n mix_v with_o glue_n but_o this_o not_o abide_v the_o injury_n of_o time_n they_o invent_v the_o way_n of_o do_v it_o with_o fire-proof_n colour_n which_o be_v incorporate_v with_o the_o glass_n by_o bake_v and_o melt_v they_o together_o and_o as_o soon_o as_o this_o secret_n be_v discover_v every_o body_n take_v delight_n to_o practise_v the_o draught_n of_o figure_n and_o entire_a history_n thereon_o for_o ornament_n whereof_o we_o have_v still_o some_o remain_a piece_n on_o old_a church_n glass_n but_o those_o figure_n before_o the_o year_n 1500_o have_v not_o half_a the_o sufficiency_n of_o base_a or_o relief_n as_o be_v require_v in_o paint_v those_o who_o will_v fain_o work_v in_o handsome_a and_o lively_a colour_n make_v use_v of_o glass-frit_a tinge_v in_o the_o glass-house_n as_o well_o for_o carnation_n as_o drapery_n whereon_o they_o draw_v the_o first_o line_n of_o the_o visage_n and_o other_o part_n of_o the_o body_n in_o black_a and_o so_o shadow_v they_o with_o stroke_n and_o dash_v but_o paint_v have_v since_o receive_v a_o improvement_n in_o france_n those_o work_n become_v more_o perfect_a and_o in_o so_o short_a a_o time_n with_o such_o advantage_n of_o make_v fair_a and_o most_o exquisite_a piece_n as_o be_v even_o at_o this_o day_n the_o admiration_n of_o the_o learned_a of_o which_o all_o the_o honour_n must_v be_v ascribe_v to_o the_o french_a who_o be_v the_o first_o discoverer_n of_o this_o great_a perfection_n in_o the_o art_n we_o may_v easy_o assign_v several_a way_n of_o this_o paint_n among_o the_o ancient_n but_o since_o they_o be_v out_o of_o practice_n and_o the_o latter_a method_n much_o more_o excellent_a we_o shall_v satisfy_v ourselves_o in_o prescribe_v only_o such_o as_o may_v suffice_v and_o gratify_v the_o curiosity_n of_o those_o who_o love_v this_o art_n and_o not_o only_o the_o method_n of_o paint_v but_o also_o how_o to_o prepare_v the_o colour_n to_o bake_v and_o finish_v they_o in_o the_o furnace_n of_o this_o we_o will_v give_v a_o short_a description_n in_o the_o next_o chapter_n that_o secret_a of_o order_v the_o fire_n which_o be_v the_o life_n and_o principal_a agent_n of_o all_o the_o work_n with_o that_o of_o gild_v marble_a etc._n etc._n as_o will_v be_v show_v in_o the_o sequel_n of_o this_o book_n the_o most_o part_n of_o ingredient_n useful_a for_o this_o service_n of_o paint_v will_v also_o thing_fw-mi the_o glass_n well_o enough_o and_o we_o will_v make_v use_n of_o those_o mention_v elsewhere_o to_o avoid_v useless_a repetition_n on_o the_o subject_a chap._n ccii_o a_o furnace_n for_o paint_v the_o glass_n and_o settle_v the_o colour_n we_o have_v mention_v this_o furnace_n in_o chap._n 194._o but_o do_v not_o take_v notice_n of_o its_o form_n or_o appurtenance_n because_o the_o business_n which_o oblige_v we_o to_o speak_v of_o it_o there_o be_v very_o different_a from_o this_o in_o this_o uppermost_a division_n must_v be_v put_v the_o aforesaid_a stove_n of_o good_a fire-proof_n crucible_n earth_n the_o bottom_n a_o inch_n and_o half_a thick_a and_o from_o thence_o up_o to_o the_o brim_n ten_o inch_n full_a it_o must_v be_v square_a as_o the_o furnace_n and_o have_v two_o inch_n room_n from_o on_o all_o side_n that_o the_o fire_n may_v flame_v round_o about_o it_o to_o bake_v the_o work_n and_o therefore_o place_v exact_o in_o the_o middle_n of_o the_o furnace_n there_o must_v be_v also_o in_o the_o fire-part_n of_o this_o stove_n a_o open_v just_a against_o and_o of_o the_o same_o size_n and_o form_n as_o that_o of_o the_o furnace_n for_o the_o conveniency_n of_o put_v the_o ware_n in_o and_o out_o take_v this_o method_n of_o distinguish_v the_o furnace_n in_o all_o its_o part_n and_o to_o lay_v down_o a_o clear_a description_n thereof_o observe_v the_o letter_n a_o be_v the_o ash-hole_n for_o the_o ash_n that_o fall_v from_o above_o through_o the_o iron-grate_n and_o note_v that_o the_o wide_a the_o open_v be_v the_o more_o violent_a will_v the_o fire_n be_v the_o letter_n b_o be_v the_o fire-place_n the_o letter_n c_o be_v three_o square_a iron-bar_n to_o support_v the_o pan_n for_o the_o ware_n the_o letter_n d_o be_v the_o open_v of_o the_o furnace_n and_o pan_n through_o which_o the_o ware_n must_v be_v convey_v in_o and_o out_o the_o letter_n e_z be_v the_o earthen_a pan_n wherein_o all_o the_o painted-ware_n must_v be_v bake_v the_o letter_n f_o be_v two_o half_a lid_n of_o potter_n earth_n for_o cover_v the_o whole_a furnace_n above_o as_o soon_o as_o the_o stove_n be_v full_a of_o ware_n they_o must_v be_v well_o close_v and_o lute_v together_o to_o prevent_v the_o air_n come_v in_o any_o where_o but_o by_o the_o four_o square_a hole_n at_o both_o end_n of_o the_o lid_n and_o the_o two_o semicircle_n in_o the_o middle_n which_o make_v a_o round_a hole_n for_o a_o chimney_n when_o the_o two_o half_a lid_n be_v close_v those_o five_o holes_n be_v for_o let_v out_o the_o smoke_n and_o flame_n of_o the_o furnace_n chap._n cciii_o to_o make_v white-ground_n for_o paint_v on_o glass_n now_o to_o pursue_v our_o work_n we_o will_v begin_v with_o the_o preparation_n of_o all_o the_o colour_n to_o be_v use_v
in_o paint_v glass_n for_o before_o we_o proceed_v to_o prescribe_v the_o rule_n how_o to_o work_v the_o material_n must_v first_o be_v consider_v the_o white_a be_v compound_v of_o several_a ingredient_n the_o first_o be_v small_a white_a river_n pebble-stone_n heat_v red_a over_o a_o fire_n in_o a_o iron-ladle_n and_o throw_v afterward_o into_o a_o earthen-dish_n full_a of_o cold_a water_n to_o calcine_v they_o and_o this_o must_v be_v repeat_v several_a time_n until_o they_o be_v prepare_v afterward_o be_v dry_v pound_n they_o with_o a_o stone_n or_o glass-pestle_n in_o a_o stone-morter_n and_o so_o grind_v they_o upon_o a_o marble_n to_o a_o impalpable_a powder_n then_o mix_v a_o four_o part_n of_o nitre_n with_o it_o and_o calcine_v they_o in_o a_o crucible_n then_o pound_n and_o grind_v they_o again_o and_o calcine_v they_o a_o three_o time_n over_o a_o small_a fire_n than_o your_o former_a and_o so_o take_v they_o off_o for_o use._n this_o do_v when_o you_o will_v paint_n with_o it_o add_v equal_a part_n in_o weight_n of_o gip_n a_o sort_n of_o talc_n find_v among_o plaster-mold_n bake_v on_o the_o coal_n to_o a_o whiteness_n and_o reducible_a to_o powder_n and_o rocaille_n whereof_o we_o have_v already_o speak_v grind_v they_o all_o three_o very_o well_o together_o in_o a_o hollow_a plate_n of_o copper_n with_o gum-arabic_n water_n thus_o have_v you_o your_o white_a in_o good_a condition_n to_o paint_n withal_o chap._n cciu_o to_o prepare_v black_a for_o paint_v on_o glass_n as_o this_o colour_n can_v be_v omit_v in_o any_o sort_n of_o paint_v so_o in_o this_o the_o manner_n of_o use_v it_o be_v much_o the_o same_o and_o the_o preparation_n easy_a you_o must_v grind_v scale_n of_o iron_n from_o the_o smith_n anvil-block_n for_o three_o hour_n on_o the_o shallow_a copper-bason_n or_o plate_n add_v to_o this_o one_o three_o of_o the_o same_o weight_n of_o rocaille_n with_o a_o little_a calx_fw-la of_o copper_n to_o hinder_v the_o iron_n from_o turn_v red_a in_o the_o fire_n grind_v it_o to_o as_o impalpable_a a_o powder_n as_o you_o can_v bring_v it_o to_o and_o so_o keep_v it_o in_o a_o close_a vessel_n for_o use_n chap._n ccv_o to_o prepare_v a_o yellow_a paint_n for_o glass_n this_o colour_n require_v a_o more_o costly_a preparation_n than_o the_o precedent_n because_o it_o can_v be_v well_o do_v without_o a_o ten_o part_n of_o prepare_a silver_n as_o we_o shall_v show_v hereafter_o take_v fine_a silver_n in_o plate_n from_o the_o copple_n stratifie_v they_o in_o a_o crucible_n with_o powder_n of_o sulphur_n or_o nitre_n the_o first_o and_o last_o lay_v be_v of_o the_o powder_n and_o so_o calcine_v they_o in_o a_o furnace_n this_o do_v cast_v it_o out_o as_o soon_o as_o all_o the_o sulphur_n be_v consume_v into_o a_o earthen-bason_n of_o water_n and_o afterward_o pound_n it_o in_o your_o stone-mortar_n until_o it_o be_v fit_a for_o the_o marble_n and_o so_o grind_v it_o with_o some_o of_o its_o water_n wherein_o it_o be_v cool_v for_o six_o hour_n then_o add_v nine_o time_n its_o weight_n of_o red-oak_a and_o grind_v they_o together_o for_o a_o full_a hour_n and_o it_o be_v do_v and_o fit_a for_o paint_v on_o glass_n chap._n ccvi_o to_o make_v a_o blue_n for_o paint_v glass_n the_o whole_a secret_a of_o this_o preparation_n depend_v on_o the_o calcine_v the_o ingredient_n and_o goodness_n of_o the_o crucible_n take_v two_o ounce_n of_o zaffer_n two_o ounce_n of_o minium_n and_o eight_o ounce_n of_o very_a fine_a white_a sand_n put_v all_o these_o into_o a_o bell-metal_n mortar_n and_o pound_n they_o very_o well_o and_o so_o into_o a_o crucible_n cover_v and_o lute_v over_o a_o quick_a fire_n for_o a_o hour_n then_o draw_v off_o the_o crucible_n and_o pound_n they_o again_o as_o before_o this_o do_v add_v a_o four_o of_o its_o weight_n in_o salt-peter_n powder_v and_o have_v mix_v all_o very_a well_o together_o return_v they_o into_o a_o crucible_n cover_v and_o lute_v which_o place_n again_o in_o the_o furnace_n for_o two_o hour_n at_o least_o continue_v such_o another_o fire_n as_o the_o former_a the_o crucible_n be_v off_o and_o cool_v a_o second_o time_n grind_v the_o mass_n as_o before_o and_o so_o put_v it_o into_o a_o crucible_n again_o with_o a_o six_o part_n of_o salt-petre_a and_o let_v it_o remain_v on_o the_o fire_n for_o three_o hour_n then_o take_v off_o the_o crucible_n and_o immediate_o with_o a_o iron-spatula_a red_a hot_a take_v out_o the_o matter_n lest_o it_o shall_v stick_v be_v very_o clammy_a and_o hard_a to_o be_v empty_v it_o be_v convenient_a to_o have_v strong_a crucibles_fw-fr for_o this_o calcination_n because_o it_o remain_v so_o considerable_a a_o while_n in_o the_o fire_n and_o they_o must_v be_v lute_v with_o a_o extraordinary_a lute_n you_o may_v use_v that_o we_o have_v give_v direction_n for_o in_o chap._n 109._o add_v powder_n of_o borax_n to_o the_o powder_n of_o glass_n vitrify_v which_o help_v the_o fusion_n of_o the_o glass_n which_o we_o have_v omit_v there_o but_o the_o great_a stress_n lie_v in_o bake_v the_o crucible_n afterward_o in_o a_o small_a fire_n to_o cement_v the_o pore_n and_o make_v the_o earth_n compact_v as_o glass_n which_o will_v be_v very_o much_o further_v if_o you_o throw_v on_o it_o a_o considerable_a quantity_n of_o salt_n as_o it_o come_v out_o of_o the_o fire_n this_o will_v glaze_v it_o and_o capacitate_v it_o for_o retain_v the_o spirit_n in_o the_o fire_n chap._n ccvii_o to_o make_v red_a colour_n for_o glass_n paint_v this_o require_v as_o much_o caution_n as_o the_o blue_n you_o must_v take_v scale_n of_o iron_n and_o litharge_v of_o silver_n of_o each_o a_o dram_n feretto_n of_o spain_n half_a a_o dram_n rocaille_n three_o dram_fw-la and_o half_a grind_v all_o these_o for_o half_a a_o hour_n on_o a_o shallow_a copperplate_n in_o the_o mean_a time_n pound_n three_o dram_fw-la of_o bloodstone_n in_o a_o iron-mortar_n and_o add_v it_o to_o the_o rest_n then_o pound_n a_o dram_n of_o gum-arabic_n in_o that_o mortar_n to_o a_o impalpable_a powder_n to_o take_v off_o the_o remain_v of_o your_o bloodstone_n and_o so_o add_v it_o to_o the_o rest_n grind_v they_o still_o continual_o lest_o the_o bloodstone_n be_v spoil_v the_o best_a manner_n of_o grind_v these_o be_v to_o pour_v water_n by_o little_a and_o little_a on_o the_o ingredient_n as_o you_o grind_v they_o neither_o wet_n they_o too_o much_o nor_o too_o little_a but_o just_a as_o much_o as_o will_v keep_v a_o good_a temper_n as_o for_o paint_v afterward_o put_v all_o into_o a_o foot_n glass_n and_o so_o drop_v on_o it_o through_o a_o small_a hollow_a cane_n of_o wood_n or_o with_o your_o finger_n as_o much_o water_n as_o will_v bring_v it_o to_o the_o consistence_n of_o a_o eggs-yolk_n butter_v or_o a_o little_a more_o then_o cover_v the_o glass_n to_o preserve_v it_o from_o dust_n and_o so_o let_v it_o stand_v three_o day_n to_o settle_v after_o this_o decant_v the_o clear_a and_o pure_a of_o the_o colour_n that_o rise_v at_o top_n into_o another_o glass_n without_o disturb_v the_o sediment_n and_o two_o day_n after_o it_o have_v settle_v anew_o pour_v off_o again_o the_o pure_a of_o the_o colour_n as_o before_o this_o do_v set_v it_o in_o the_o body_n of_o a_o break_a matrass_n or_o bolt-head_n over_o a_o gentle_a flow_n fire_n to_o dry_v easy_o and_o so_o keep_v it_o for_o use_n when_o you_o have_v occasion_n for_o it_o take_v a_o little_a fair_a water_n in_o a_o glass_n and_o with_o it_o moisten_v as_o much_o colour_n as_o you_o think_v convenient_a that_o will_v be_v excellent_a for_o carnation_n as_o for_o the_o faeces_fw-la which_o be_v very_o thick_a dry_v they_o too_o and_o you_o may_v moisten_v these_o in_o like_a manner_n with_o water_n for_o drapery_n timber-colour_n and_o such_o other_o as_o you_o think_v convenient_a chap._n ccviii_o to_o make_v a_o purple-colour_n for_o paint_v of_o glass_n the_o preparation_n of_o this_o purple-colour_n be_v exact_o like_o that_o of_o the_o blue_n for_o this_o reason_n we_o need_v not_o use_v any_o tedious_a repetition_n you_o must_v take_v a_o ounce_n of_o zaffer_n and_o a_o ounce_n of_o very_a pure_a and_o clean_a perigeux_n two_o ounce_n of_o minium_n eight_o ounce_n of_o very_a fine_a white_a sand_n pound_n all_o these_o in_o a_o bell-metal_n mortar_n and_o reduce_v it_o to_o a_o impalpable_a powder_n put_v it_o afterward_o into_o a_o good_a crucible_n well_o cover_v and_o lute_v in_o the_o furnace_n keep_v a_o very_a good_a fire_n to_o it_o for_o a_o hour_n then_o draw_v it_o out_o and_o as_o soon_o as_o it_o be_v cold_a pound_n the_o mass_n over_o again_o in_o the_o same_o mortar_n to_o this_o add_v a_o four_o part_n of_o its_o weight_n of_o nitre_n mix_v they_o together_o and_o put_v they_o into_o
the_o crucible_n and_o so_o proceed_v as_o direct_v in_o chap._n 206._o until_o you_o have_v a_o fine_a purple-colour_n chap._n ccix_o to_o make_v a_o green_a paint_n for_o glass_n the_o change_n of_o the_o ingredient_n make_v this_o colour_n but_o the_o method_n for_o incorporate_n they_o be_v the_o same_o as_o the_o former_a take_v two_o ounce_n of_o ae_z ustum_fw-la of_o chap._n 35._o to_o this_o add_v two_o ounce_n of_o minium_n and_o eight_o ounce_n of_o very_a fine_a white_a sand_n pound_n these_o together_o in_o a_o metal_n mortar_n to_o a_o impalpable_a powder_n and_o put_v it_o afterward_o in_o a_o crucible_n lute_v and_o cover_v into_o a_o wind-furnace_n give_v it_o a_o good_a fire_n for_o a_o hour_n after_o this_o draw_v it_o off_o and_o let_v it_o cool_v than_o pound_n it_o again_o add_v a_o four_o part_n its_o weight_n of_o nitre_n in_o powder_n grind_v and_o mix_v they_o well_o together_o put_v they_o afterward_o into_o the_o crucible_n lute_v and_o cover_v in_o the_o furnace_n for_o two_o hour_n and_o so_o forth_o as_o in_o chap._n 206._o thus_o you_o will_v have_v a_o very_a fine_a green_n chap._n ccx_o of_o other_o colour_n in_o general_a for_o paint_v on_o glass_n we_o have_v direct_v how_o to_o make_v the_o first_o mastercolour_n for_o paint_v on_o glass_n now_o we_o proceed_v to_o show_v what_o other_o depend_v on_o they_o without_o enlarge_n on_o these_o preparation_n the_o red_a in_o chap._n 207_o serve_v for_o carnation_n but_o there_o ought_v to_o be_v one_o part_n of_o feretto_n of_o spain_n as_o in_o chap._n 21._o in_o the_o composition_n and_o another_o of_o rocaille_n of_o which_o we_o will_v give_v the_o preparation_n in_o the_o next_o chapter_n grind_v these_o on_o your_o copper_n plate_n imbibe_v the_o powder_n with_o gum_a water_n until_o it_o be_v make_v fit_a for_o use_v the_o red_a faeces_fw-la there_o also_o mention_v will_v serve_v in_o drapery_n and_o to_o describe_v timber-work_n trunk_n of_o tree_n hair_n brick_n and_o such_o other_o thing_n you_o must_v take_v a_o ounce_n of_o feretto_n of_o spain_n in_o chap._n 21._o as_o in_o the_o former_a composition_n a_o ounce_n of_o iron-scale_n two_o ounce_n of_o rocaille_n grind_v they_o well_o together_o upon_o the_o copperplate_n moisten_v they_o with_o gum-water_n till_o they_o be_v bring_v to_o the_o proper_a consistence_n neither_o too_o thick_a nor_o too_o thin_a so_o you_o will_v have_v a_o red_a incline_n to_o a_o dark_a yellow_a very_o fit_a for_o use_v there_o be_v several_a more_o make_v use_n of_o in_o this_o as_o well_o as_o in_o other_o paint_n but_o be_v compound_v of_o the_o principal_a colour_n as_o we_o have_v intimate_v in_o our_o discourse_n of_o colour_n for_o paint_v on_o enamel_n in_o chap._n 186._o chap._n ccxi_o the_o way_n to_o make_v rocaille_n all_o haberdasher_n of_o small-ware_n sell_v this_o rocaille_n which_o be_v green_a and_o yellow_a grain_n whereof_o they_o make_v bead_n and_o sell_v they_o to_o the_o country_n people_n 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this_o latter_a age_n however_o the_o honour_n be_v due_a to_o they_o since_o they_o make_v the_o first_o secret_n and_o discovery_n in_o this_o art_n and_o it_o be_v much_o easy_a to_o improve_v than_o form_n a_o new_a invention_n if_o glass_n be_v malleable_a and_o discharge_v of_o its_o natural_a frangibility_n nothing_o can_v equal_v the_o paint_n thereon_o it_o be_v not_o to_o be_v tarnish_v but_o always_o maintain_v its_o primitive_a beauty_n and_o splendour_n without_o any_o obstruction_n to_o the_o transition_n of_o light_n and_o there_o may_v as_o fine_a fancy_n be_v do_v on_o it_o as_o on_o limn_v there_o will_v certain_o be_v nothing_o on_o earth_n so_o rich_a or_o precious_a as_o glass_n whether_o paint_v or_o tinge_v if_o it_o have_v this_o principal_a perfection_n of_o malleability_n which_o many_o learned_a man_n have_v study_v for_o and_o daily_o find_v but_o such_o be_v the_o corruption_n of_o this_o sinful_a covetous_a age_n that_o those_o wise_a senior_n of_o this_o art_n do_v rather_o choose_v to_o pass_v for_o ignoramus_n than_o run_v the_o risque_n of_o perpetual_a confinement_n by_o expose_v so_o fine_a and_o delicate_a a_o secret_n which_o will_v incur_v the_o envy_n of_o the_o great_a and_o this_o they_o take_v care_n wise_o to_o avoid_v we_o have_v already_o take_v notice_n that_o such_o as_o former_o paint_v on_o glass_n be_v both_o painter_n and_o glass-maker_n and_o that_o such_o gentleman_n as_o be_v of_o they_o receive_v neither_o lessen_v in_o birth_n nor_o quality_n as_o in_o case_n of_o other_o art_n for_o this_o prejudice_n be_v exempt_v in_o the_o art_n of_o glass_n and_o our_o king_n have_v that_o esteem_v for_o the_o curious_a therein_o that_o they_o have_v grant_v they_o such_o ample_a privilege_n now_o to_o proceed_v to_o the_o manner_n of_o paint_v on_o glass_n which_o be_v the_o subject_a of_o this_o chapter_n wherein_o be_v several_a particular_n to_o be_v consider_v which_o we_o will_v endeavour_v to_o distinguish_v as_o 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without_o any_o prejudice_n to_o the_o draught_n from_o displace_v they_o and_o so_o confound_v the_o figure_n and_o pourtrait_n or_o from_o the_o lead_n which_o must_v join_v they_o afterward_o by_o obscure_v any_o part_n of_o the_o paint_n then_o mark_v out_o each_o piece_n on_o the_o tablet_n by_o no._n 1_o 2_o 3._o for_o better_a distinction_n and_o so_o trace_v they_o over_o with_o the_o black_a give_v in_o chap._n 204._o with_o a_o pencil_n as_o we_o shall_v further_o show_v do_v this_o very_o exact_o neither_o too_o slight_o nor_o too_o thick_a and_o so_o let_v it_o stand_v two_o day_n to_o dry_a before_o you_o paint_v it_o then_o have_v all_o your_o colour_n in_o readiness_n so_o as_o direct_v in_o the_o forego_n chapter_n fill_v your_o piece_n off_o with_o colour_n for_o which_o use_v the_o nib_n of_o the_o pencil_n especial_o in_o carnation_n where_o you_o must_v be_v very_o exact_a you_o must_v also_o be_v very_o circumspect_a and_o expedition_n and_o take_v a_o great_a deal_n of_o care_n not_o to_o blot_v or_o blur_v the_o tracing_n and_o choose_v rather_o to_o paint_v on_o the_o other_o side_n of_o the_o glass_n all_o the_o colour_n except_o yellow_a may_v be_v apply_v on_o the_o same_o side_n and_o that_o you_o must_v do_v on_o the_o contrary_a side_n because_o it_o be_v apt_a to_o mingle_v with_o the_o other_o colour_n and_o if_o near_o the_o blue_n will_v compose_v a_o green_a so_o that_o for_o want_v of_o such_o precaution_n the_o whole_a work_n may_v be_v spoil_v if_o the_o yellow_a transmit_v itself_o perfect_o through_o the_o quarre_n it_o be_v as_o well_o as_o if_o it_o have_v be_v do_v on_o the_o same_o side_n and_o take_v notice_n by_o the_o way_n that_o the_o other_o colour_n have_v not_o so_o ready_a a_o transition_n because_o they_o consist_v of_o a_o grosser_n body_n the_o yellow_a aught_o to_o be_v very_o equal_o and_o just_o lay_v on_o in_o a_o great_a or_o lesser_a quantity_n as_o you_o will_v have_v your_o shadow_n observe_v this_o 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convenient_a to_o give_v a_o second_o thing_fw-mi and_o let_v it_o dry_v two_o day_n long_o then_o to_o give_v it_o the_o light_n and_o convenient_a heightning_n take_v the_o sharp_a butt-end_n of_o your_o pencil_n or_o point_a stick_n or_o pen_n as_o before_o and_o take_v off_o the_o colour_n of_o the_o first_o wash_v in_o the_o most_o necessary_a place_n and_o so_o your_o work_n will_v be_v finish_v to_o make_v this_o wash_n be_v easy_a take_v a_o small_a pewter_n cup_n or_o other_o vessel_n and_o put_v therein_o a_o quantity_n of_o black_a colour_n then_o dissolve_v gum-arabic_n powder_v in_o its_o weight_n of_o wine_n and_o throw_v this_o on_o the_o black_a in_o the_o pewter-dish_n or_o saucer_n that_o it_o may_v be_v very_o clear_a and_o not_o easy_o dry_v and_o that_o you_o may_v have_v your_o wash_n for_o paint_v glass_n in_o grisaille_n or_o grace_n chap._n ccxiii_o how_o to_o order_n your_o glass_n in_o the_o furnace_n after_o paint_v and_o to_o manage_v the_o fire_n after_o your_o glass_n be_v full_o paint_v and_o the_o draught_n perfect_o finish_v the_o difficulty_n will_v be_v to_o bake_n the_o piece_n so_o as_o to_o give_v it_o a_o consistency_n with_o the_o glass_n by_o penetration_n which_o may_v be_v thus_o do_v you_o must_v work_v with_o the_o furnace_n mention_v in_o chap._n 202._o and_o its_o stove_n of_o good_a crucible_n earth_n to_o contain_v all_o the_o work_n which_o must_v be_v stratify_v on_o this_o manner_n take_v good_a quicklime_n well_o digest_v sear_v and_o fine_o pulverise_v and_o for_o the_o better_a security_n let_v it_o digest_v thrice_o in_o a_o potter_n furnace_n and_o so_o powder_n and_o searce_v it_o then_o make_v a_o very_a even_o lay_v thereof_o about_o half_a a_o inch_n thick_a on_o the_o bottom_n of_o your_o stove_n and_o then_o a_o lay_v of_o piece_n of_o break_a glass_n and_o afterward_o another_o lay_n of_o powder_n and_o so_o another_o of_o glass_n than_o another_o of_o powder_n the_o reason_n of_o make_v this_o stratification_n of_o powder_n and_o old_a glass_n be_v to_o prevent_v any_o injury_n from_o the_o violence_n of_o the_o fire_n which_o will_v be_v very_a smart_n under_o the_o stove_n this_o do_v upon_o the_o three_o bed_n of_o powder_n lay_v a_o lay_n of_o paint_a glass_n and_o so_o continue_v s.s.s._n each_o lay_n of_o powder_n and_o glass_n be_v equal_o or_o even_o make_v until_o all_o the_o piece_n of_o paint_n be_v put_v in_o or_o the_o stove_n full_a and_o upon_o the_o last_o lie_v of_o glass_n lie_v the_o uppermost_a of_o powder_n somewhat_o thick_a than_o the_o former_a then_o cover_v the_o furnace_n with_o its_o shrowd_n of_o earth_n join_v and_o lute_v they_o well_o together_o all_o round_a with_o the_o best_a lute_n so_o that_o it_o may_v admit_v of_o no_o respiration_n but_o through_o the_o fire_n hole_n or_o the_o open_v of_o the_o furnace_n whilst_o you_o draw_v out_o the_o proof_n or_o trial_n you_o make_v as_o we_o have_v hint_v elsewhere_o your_o furnace_n be_v thus_o order_v and_o the_o lute_n dry_v very_o well_o begin_v to_o heat_v it_o gentle_o with_o some_o charcoal_n on_o the_o outside_n of_o the_o furnace_n at_o the_o entrance_n and_o so_o by_o degree_n and_o very_o leisurely_o improve_n it_o lest_o the_o glass_n shall_v be_v break_v or_o the_o paint_v spoil_v continue_v thus_o for_o two_o hour_n than_o thrust_v the_o fire_n in_o further_a and_o let_v it_o remain_v there_o for_o a_o hour_n put_v it_o in_o by_o little_a and_o little_a under_o the_o stove_n where_o leave_v it_o for_o two_o hour_n long_o then_o increase_v the_o fire_n by_o degree_n for_o two_o hour_n and_o so_o continue_v to_o apply_v fuel_n until_o the_o furnace_n be_v full_a of_o charcoal_n and_o you_o perceive_v the_o flame_n convey_v its_o self_n through_o every_o hole_n of_o the_o cover_n keep_v it_o thus_o very_o violent_a for_o three_o or_o four_o hour_n shut_v the_o door_n of_o the_o furnace_n you_o must_v be_v very_o cautious_a and_o circumspect_a during_o the_o whole_a work_n from_o the_o first_o two_o hour_n that_o the_o fire_n remain_v at_o the_o entrance_n observe_v from_o time_n to_o time_n to_o draw_v forth_o your_o trial_n or_o piece_n of_o proof_n in_o your_o stove_n to_o see_v if_o the_o colour_n be_v melt_v and_o the_o yellow_a qualify_v you_o may_v perceive_v how_o the_o work_n go_v on_o by_o the_o sparkle_a of_o the_o iron-bar_n under_o the_o stove_n as_o soon_o as_o you_o find_v your_o colour_n almost_o do_v improve_v the_o fire_n with_o some_o very_a small_a billet_n of_o dry_a wood_n they_o must_v be_v very_o little_a for_o ease_v in_o put_v they_o in_o and_o to_o prevent_v smoke_v and_o to_o make_v the_o flame_n environ_fw-fr and_o reverberate_v over_o and_o round_o about_o the_o stove_n which_o must_v be_v continue_v until_o you_o have_v finish_v this_o will_v be_v in_o twelve_o or_o fourteen_o hour_n then_o let_v the_o fire_n go_v out_o and_o the_o work_n cool_v of_o its_o self_n and_o so_o take_v it_o out_o and_o it_o will_v be_v finish_v chap._n ccxiu_o another_o way_n to_o paint_n on_o glass_n though_o the_o former_a way_n be_v very_o fine_a and_o lasting_a as_o can_v be_v yet_o we_o will_v here_o show_v another_o more_o easy_a and_o altogether_o as_o effectual_a take_v very_o white_a glass_n varnish_n it_o very_o thin_a on_o one_o side_n with_o a_o white_a varnish_n then_o have_v before_o make_v choice_n of_o some_o fine_a impress_n or_o cut_v on_o paper_n just_a fit_a for_o the_o piece_n of_o glass_n you_o design_v to_o paint_v its_o fancy_n on_o dip_v it_o in_o water_n and_o let_v it_o soak_v and_o dry_v a_o little_a clap_v the_o picture-side_n thereof_o to_o the_o varnish-side_n of_o the_o glass_n as_o exact_o plain_a and_o even_o
necessary_a property_n and_o those_o which_o seem_v the_o most_o abject_a and_o venomous_a even_o the_o great_a poison_n have_v admirable_a effect_n in_o medicine_n when_o due_o prepare_v and_o this_o the_o professor_n of_o physic_n be_v not_o unacquainted_a withal_o though_o very_o many_o pretend_v to_o those_o study_n who_o endeavour_n be_v far_o short_a of_o hand_v they_o through_o the_o secret_a excellency_n thereof_o chap._n ccxix_o how_o to_o extract_n lake_n from_o broom-flower_n we_o will_v give_v several_a way_n of_o make_v lake_n of_o several_a colour_n the_o first_o with_o a_o lixivium_n or_o lee_n make_v of_o soda_fw-it of_o the_o glass-house_n and_o fresh_a quicklime_n which_o must_v be_v pretty_a strong_a in_o which_o put_v your_o broom-flower_n over_o a_o small_a fire_n until_o all_o the_o tincture_n be_v draw_v from_o they_o the_o flower_n become_v white_a and_o the_o lee_n receive_v the_o yellow_a colour_n then_o take_v out_o the_o flower_n and_o put_v the_o lixivium_n into_o a_o glaze_v earthen_a vessel_n to_o boil_v add_v thereto_o as_o much_o roch-allom_n as_o it_o can_v well_o dissolve_v then_o take_v it_o off_o and_o put_v it_o into_o a_o large_a vessel_n mix_v it_o with_o fair_a water_n so_o the_o yellow_a will_v separate_v and_o descend_v to_o the_o bottom_n let_v it_o rest_v there_o a_o little_a and_o afterward_o decant_v the_o water_n off_o gentle_o and_o so_o put_v in_o more_o fresh_a to_o it_o again_o and_o again_o until_o the_o water_n have_v draw_v off_o all_o the_o salt_n and_o allom_n from_o the_o lixivium_n and_o it_o become_v clear_a thus_o the_o colour_n will_v be_v very_o well_o cleanse_v of_o the_o salt_n and_o allom_n and_o remain_v exceed_o fine_a and_o bright_a spread_v it_o on_o piece_n of_o white_a linen_n and_o let_v it_o dry_v in_o the_o shade_n on_o new-baked_n tile_n and_o you_o will_v have_v a_o most_o admirable_a yellow-lake_n for_o paint_v chap._n ccxx_o to_o extract_v the_o tincture_n of_o poppy_n iris_n or_o flower-de-luce_n red-rose_n violet_n and_o all_o sort_n of_o greenherb_n for_o make_v lake_n of_o their_o colour_n to_o avoid_v unnecessary_a repetition_n we_o have_v think_v fit_a to_o bring_v all_o these_o under_o one_o chapter_n because_o the_o method_n for_o extract_v their_o colour_n be_v the_o same_o in_o one_o as_o in_o other_o and_o do_v with_o the_o former_a lixivium_n of_o soda_fw-it and_o quicklime_n you_o must_v steep_v and_o boil_v each_o sort_n of_o flower_n or_o herb_n by_o themselves_o in_o the_o lixivium_n give_v it_o time_n to_o draw_v off_o the_o colour_n entire_o which_o you_o will_v soon_o perceive_v when_o the_o faeces_fw-la or_o flower_n grow_v white_a and_o the_o lixivium_n deepen_v with_o the_o tincture_n then_o pour_v off_o the_o lixivium_n gentle_o into_o your_o earthen_a glaze_v vessel_n and_o set_v they_o over_o a_o fire_n put_v in_o as_o soon_o as_o they_o begin_v to_o boil_v as_o much_o roch-allom_n as_o they_o can_v well_o dissolve_v and_o so_o take_v they_o off_o after_o this_o pour_v all_o together_o into_o a_o large_a earthen_a vessel_n glaze_v and_o pour_v into_o it_o fair_a water_n to_o make_v the_o colour_n precipitate_v let_v it_o stand_v and_o settle_v then_o pour_v off_o the_o water_n and_o put_v in_o fresh_a and_o thus_o continue_v to_o change_v the_o water_n until_o it_o pour_v off_o as_o clear_a as_o you_o put_v it_o in_o and_o taste_v flat_a or_o insipid_a so_o as_o you_o may_v conclude_v all_o the_o soda_fw-it salt_n of_o alom_n and_o lime_n be_v draw_v off_o thus_o you_o will_v have_v at_o the_o bottom_n a_o very_a fine_a tincture_n to_o make_v a_o pure_a and_o delicate_a lake_n withal_o of_o the_o same_o colour_n as_o your_o flower_n or_o herb_n that_o be_v use_v spread_v it_o on_o piece_n of_o linen_n dry_v they_o in_o the_o shade_n on_o new-baked_n tile_n as_o before_o after_o the_o same_o manner_n you_o may_v draw_v any_o other_o lake_n from_o whatsoever_o colour_a herb_n or_o flower_n you_o please_v chap._n ccxxi_o another_o way_n to_o extract_n the_o tincture_n of_o yellow_a flower_n of_o field-poppy_n iris_n ordinary_a and_o deep_a colour_a violet_n carnation_n and_o red-rose_n borrageflower_v red-colewort_n flag_n etc._n etc._n together_o with_o the_o verditer_n of_o mallow_n burnet_n and_o other_o herb_n we_o shall_v not_o give_v the_o same_o in_o this_o as_o in_o the_o forego_n chapter_n that_o preparation_n be_v common_a to_o all_o those_o in_o the_o title_n thereof_o and_o so_o be_v this_o to_o these_o to_o avoid_v prolixity_n and_o repetition_n you_o must_v have_v the_o flower_n or_o herb_n new_o gather_v fresh_a enough_o to_o stain_v a_o card_n with_o their_o juice_n press_v thereon_o else_o they_o will_v not_o serve_v your_o turn_n put_v these_o into_o a_o glass_n cucurbit_n with_o a_o pretty_a large_a mouth_n pour_v in_o among_o they_o good_a strong-water_n to_o drown_v they_o by_o four_o inch_n join_v a_o recipient_a to_o it_o and_o lute_z the_o joint_n very_o well_o let_v they_o dry_a this_o do_v place_v the_o alembick_a on_o a_o sand_n furnace_n keep_v a_o very_a gentle_a fire_n under_o it_o give_v the_o matter_n time_n to_o digest_v increase_v it_o by_o very_o little_a and_o little_a and_o so_o the_o strong-water_n will_v rise_v on_o the_o leave_n and_o draw_v off_o the_o colour_n then_o improve_v your_o fire_n to_o distil_v your_o tinged_a strong-water_n into_o the_o recipient_a out_o of_o which_o you_o must_v take_v and_o put_v they_o into_o another_o alembick_a lute_v well_o the_o jointure_n and_o let_v it_o distil_v in_o balneo_fw-la or_o over_o a_o very_a slow_a ash-fire_n and_o the_o strong-water_n will_v distil_v off_o in_o their_o own_o colour_n without_o any_o tincture_n and_o may_v be_v keep_v for_o the_o like_a occasion_n again_o the_o essence_n you_o will_v have_v at_o the_o bottom_n of_o the_o cucurbit_n let_v it_o dry_v gentle_o thus_o you_o may_v have_v lake_n from_o all_o manner_n of_o herb_n and_o flower_n whatsoever_o chap._n ccxxii_o to_o make_v a_o scarlet-coloured_a lake_n the_o design_n of_o this_o chapter_n be_v only_o to_o order_v the_o first_o preparation_n for_o obtain_v our_o scarlet-colour_n whereof_o we_o will_v make_v a_o very_a delicate_a lake_n take_v shearing_n of_o white_a woollen-drapery_n let_v they_o be_v fine_a as_o possible_a steep_v they_o a_o whole_a day_n in_o cold_a water_n press_v they_o afterward_o very_o well_o to_o take_v off_o all_o the_o greasiness_n and_o allume_v it_o thus_o put_v four_o ounce_n of_o roch-allom_n and_o two_o ounce_n of_o crude_a tartar_n in_o powder_n into_o a_o small_a kettle_n pour_v thereon_o two_o quart_n of_o water_n when_o this_o begin_v to_o boil_v put_v to_o they_o one_o pound_n of_o the_o shearing_n and_o so_o let_v it_o boil_v a_o full_a half-hour_n afterward_o take_v it_o off_o and_o cool_v it_o for_o six_o hour_n take_v out_o the_o shearing_n and_o wash_v they_o in_o clean_a water_n leave_v they_o to_o steep_v about_o two_o hour_n press_v they_o after_o this_o and_o dry_v they_o keep_v they_o for_o the_o use_n we_o shall_v prescribe_v in_o the_o next_o chapter_n chap._n ccxxiii_o to_o extract_n scarlet-colour_n from_o kerm-berry_n for_o make_v a_o fine_a lake_n the_o name_n of_o kermes_n be_v pure_o arabic_a for_o in_o that_o country_n these_o berry_n grow_v on_o a_o small_a tree_n or_o shrub_n and_o from_o that_o their_o native_a soil_n be_v transplant_v into_o spain_n portugal_n provence_n and_o languedoc_n where_o they_o now_o be_v plentiful_a several_a will_v persuade_v we_o that_o it_o be_v a_o sort_n of_o oak_n call_v in_o latin_a coccigera_n but_o the_o leave_n which_o be_v prickle_a like_o those_o on_o holly_n only_o small_a show_v we_o the_o contrary_a these_o grain_n or_o berry_n have_v several_a other_o use_n than_o in_o paint_v be_v of_o excellent_a virtue_n in_o physic_n of_o they_o the_o apothecary_n make_v their_o syrup_n call_v alkerme_n and_o from_o the_o remainder_n of_o they_o which_o be_v leave_v behind_o in_o the_o strainer_n they_o draw_v a_o substance_n for_o the_o dyer_n which_o be_v use_v in_o colour_v of_o stuff_n several_a way_n may_v be_v give_v to_o extract_v the_o tincture_n of_o these_o grain_n for_o make_v lake_n we_o will_v only_o insist_v on_o two_o the_o first_o be_v indifferent_a long_a but_o very_o excellent_a and_o produce_v a_o tincture_n whereby_o iâ—_n make_v a_o most_o admirable_a fine_a lake_n the_o way_n of_o make_v the_o lake_n in_o france_n be_v very_o modern_a and_o it_o be_v but_o of_o late_o they_o have_v have_v this_o secret_a in_o paris_n which_o be_v bring_v from_o venice_n now_o since_o few_o be_v familiar_a with_o it_o we_o be_v willing_a to_o publish_v this_o that_o many_o may_v know_v how_o to_o worâ—_n therein_o take_v four_o quart_n of_o clear_a water_n and_o four_o pound_n of_o wheaten-bran_n two_o dram_fw-la of_o oriental_n piraster_n and_o as_o much_o foenugrec_n
as_o you_o please_v in_o clean_a water_n for_o about_o a_o quarter_n of_o a_o hour_n and_o keep_v it_o for_o use_v as_o the_o former_a this_o be_v excellent_a for_o wash_v the_o lapis-lazuli_a with_o it_o strengthen_v and_o improve_v the_o colour_n thereof_o be_v good_a for_o the_o itch_n scurvy_a etc._n etc._n and_o to_o take_v away_o the_o withering_n in_o the_o fair_a sex_n chap._n ccxxx_o the_o form_n of_o the_o glass_n for_o preserve_v the_o liquid_n in_o which_o be_v employ_v on_o the_o lapis-lazuli_a there_o always_o remain_v some_o of_o your_o colour_n in_o the_o water_n or_o lixivium_n wherein_o the_o lâ—â—â—s-lazuli_a be_v prepare_v throughout_o all_o the_o process_n you_o must_v therefore_o have_v a_o very_a large_a vessel_n of_o braâ—â—_n or_o earthenware_n glaze_v and_o polish_v very_o well_o at_o bottom_n wherein_o must_v be_v three_o holes_n one_o in_o the_o middle_n of_o the_o side_n the_o next_o a_o little_a low_o and_o the_o last_o about_o two_o inch_n from_o the_o bottem_v stop_v these_o holes_n withoutside_o very_o close_o to_o prevent_v leakage_n then_o pour_v all_o your_o water_n into_o this_o though_o you_o then_o perceive_v no_o colour_n at_o all_o yet_o after_o ten_o day_n you_o will_v have_v it_o at_o bottom_n whither_o it_o will_v descend_v gentle_o and_o to_o get_v it_o you_o must_v go_v artificial_o to_o work_v first_o open_v the_o first_o cock_n or_o hole_n and_o let_v out_o the_o water_n above_o that_o before_o you_o open_v the_o other_o two_o and_o thus_o you_o may_v get_v the_o colour_n without_o muddy_v or_o lose_v any_o by_o the_o water_n which_o mix_v with_o the_o rest_n chap._n ccxxxi_o to_o make_v strong_a cement_n to_o mix_v with_o lapis-lazuli_a to_o separate_v the_o fine_a and_o better_a stuff_n from_o the_o other_o one_o can_v so_o easy_o part_v the_o fine_a lapis-lazuli_a from_o its_o grosser_n part_n without_o make_v use_n of_o this_o cement_n to_o unbind_v the_o part_n take_v four_o ounce_n of_o very_a pure_a and_o clear_a venice-turpentine_n six_o ounce_n of_o rosin_n of_o the_o pine_n six_o ounce_n of_o grecian-pitch_n three_o ounce_n of_o very_a good_a mastic_n three_o ounce_n of_o fresh_a wax_n a_o ounce_n and_o half_a of_o linseed-oyl_n cleanse_v as_o shall_v be_v direct_v in_o chap._n 233._o put_v the_o turpentine_n into_o a_o new_a glaze_v earthen-pot_n very_o clean_o to_o dissolve_v over_o a_o slow_a charcoal-fire_n and_o continue_v stir_v it_o with_o a_o wooden-spatula_a throw_v into_o this_o by_o degree_n the_o rosin_n of_o the_o pine_n in_o small_a piece_n and_o stir_v it_o still_o very_a well_o thus_o put_v in_o successive_o the_o pitch_n the_o mastic_n in_o powder_n and_o last_o of_o all_o the_o wax_n slice_v small_a stir_v all_o continual_o about_o to_o mix_v and_o incorporate_v take_v great_a care_n of_o your_o fire_n lest_o the_o cement_n shall_v blaze_v or_o burn_v all_o the_o ingredient_n be_v hot_a of_o themselves_o and_o combustible_a have_v well_o incorporate_v they_o pour_v in_o the_o linseed-oyl_n stir_v it_o as_o before_o and_o so_o let_v it_o boil_v gentle_o for_o a_o quarter_n of_o a_o hour_n to_o try_v whether_o the_o cement_n be_v enough_o drop_v some_o of_o it_o off_o the_o spatula_fw-la into_o a_o vessel_n of_o cold_a water_n if_o it_o spread_v it_o be_v not_o enough_o but_o if_o it_o do_v not_o it_o be_v sufficient_o boil_v so_o take_v it_o off_o or_o else_o you_o may_v wet_v your_o finger_n and_o take_v a_o drop_n thereof_o roll_n and_o draw_v it_o out_o in_o length_n if_o it_o snap_v and_o break_v of_o itself_o it_o be_v a_o sign_n that_o it_o be_v enough_o take_v it_o off_o and_o pour_v it_o boil_v hot_a into_o a_o hypocrass-bag_n steep_v before_o in_o hot_a water_n take_v care_n to_o let_v it_o go_v all_o through_o into_o a_o vessel_n of_o cold_a water_n and_o for_o the_o better_a security_n squeeze_v it_o along_o from_o top_n to_o bottom_n with_o two_o flat_a stick_n that_o none_o may_v remain_v in_o your_o bag_n afterward_o work_v it_o well_o with_o your_o hand_n till_o all_o the_o water_n be_v drain_v from_o it_o and_o because_o be_v hot_a it_o may_v stick_v to_o your_o finger_n you_o may_v anoint_v they_o with_o some_o of_o the_o linseed-oyl_n the_o cement_n be_v thus_o prepare_v keep_v it_o in_o a_o vessel_n of_o cold_a water_n shift_v your_o water_n every_o day_n or_o every_o second_o day_n and_o by_o this_o method_n you_o may_v keep_v it_o for_o ten_o year_n chap._n ccxxxii_o to_o make_v a_o weak_a cement_n for_o separate_v the_o colour_n of_o lapis-lazuli_a this_o second_o cement_n which_o be_v the_o soft_a and_o mild_a aught_o to_o be_v first_o employ_v on_o the_o powder_n of_o lapis-lazuli_a it_o draw_v the_o colour_n much_o quick_a and_o better_a than_o the_o strong_a cement_n which_o ought_v not_o to_o be_v use_v till_o after_o the_o mild_a the_o whole_a secret_n of_o separate_v the_o colour_n consist_v in_o use_v the_o cement_v for_o without_o a_o due_a care_n hereof_o it_o can_v be_v do_v perfect_a to_o make_v this_o cement_n you_o must_v take_v four_o ounce_n of_o very_a pure_a turpentine_n four_o ounce_n of_o rosin_n of_o pine_n six_o ounce_n of_o grecian-pitch_n one_o ounce_n of_o fresh_a wax_n six_o dram_fw-la of_o linseed-oyl_n purify_v mix_v and_o incorporate_v they_o successive_o as_o before_o observe_v only_o that_o this_o be_v soon_o do_v than_o the_o former_a because_o it_o be_v weak_a and_o will_v give_v the_o colour_n soon_o therefore_o you_o must_v manage_v according_o chap._n ccxxxiii_o to_o purify_v linseed-oyl_n the_o use_n we_o have_v for_o linseed-oyl_n in_o our_o cement_n oblige_v we_o to_o give_v this_o preparation_n and_o way_n of_o purify_n it_o as_o we_o promise_v whereby_o it_o be_v make_v more_o fit_a for_o our_o purpose_n take_v good_a and_o clear_a linseed-oyl_n of_o the_o colour_n of_o saffron_n and_o put_v it_o into_o a_o glass_n shape_v like_o a_o oxe-horn_n with_o a_o hole_n at_o bottom_n to_o let_v out_o the_o water_n which_o you_o must_v mix_v with_o the_o oil_n let_v they_o settle_v until_o the_o oil_n rise_v all_o upmost_a then_o open_a the_o hole_n and_o let_v the_o water_n out_o and_o the_o oil_n remain_v behind_o then_o shake_v the_o oil_n again_o with_o more_o fresh_a water_n let_v it_o settle_v and_o the_o water_n run_v out_o as_o before_z do_v thus_o eight_o or_o ten_o time_n till_o the_o water_n come_v out_o as_o clear_a as_o it_o go_v in_o and_o so_o the_o oil_n will_v be_v pure_a and_o fit_a for_o your_o use_n keep_v it_o well_o stop_v in_o a_o glass-bottle_n if_o you_o can_v get_v linseed-oyl_n you_o may_v use_v oil_n of_o bitter-almond_n without_o purify_n for_o it_o need_v none_o but_o take_v notice_n the_o linseed-oyl_n be_v best_a of_o any_o though_o cheap_a than_o tother_o chap._n ccxxxiv_o how_o to_o incorporate_v the_o powder_n of_o lapis-lazuli_a with_o the_o strong_a or_o weak_a cement_n we_o have_v give_v in_o chap._n 228._o the_o way_n to_o prepare_v the_o powder_n for_o mix_v with_o the_o cement_n to_o extract_v the_o colour_n we_o now_o come_v to_o show_v how_o to_o mix_v it_o with_o the_o cement_n in_o order_n to_o extract_v the_o vltra-marine_a from_o they_o for_o paint_v take_v a_o pound_n of_o the_o powder_n and_o the_o like_a quantity_n of_o cement_n assign_v in_o chap._n 231._o observe_v always_o to_o take_v the_o first_o that_o be_v work_v with_o the_o hand_n cut_v the_o cement_n small_a and_o the_o piece_n be_v a_o little_a wet_a put_v they_o into_o a_o glaze_v earthen-pot_n over_o a_o fire_n of_o red-hot_a ash_n to_o melt_v and_o take_v care_v it_o do_v not_o boil_v if_o it_o shall_v you_o must_v prevent_v the_o the_o damage_n which_o it_o may_v cause_v by_o put_v in_o some_o linseed-oyl_n the_o cement_n be_v thus_o melt_v anoint_v all_o your_o spatula_fw-la over_o from_o the_o handle_n downward_o with_o the_o same_o oil_n and_o so_o put_v in_o the_o powder_n by_o very_o little_a quantity_n and_o take_v a_o great_a deal_n of_o time_n that_o they_o may_v the_o better_o incorporate_v and_o be_v sure_a to_o stir_v it_o all_o the_o while_n very_o well_o with_o the_o spatula_fw-la so_o as_o to_o make_v it_o all_o alike_o until_o it_o become_v like_o a_o ointment_n or_o salve_n then_o off_o with_o the_o pot_n and_o throw_v the_o stuff_n boil_v hot_a into_o a_o earthen-bason_n of_o cold_a water_n and_o at_o that_o very_a instant_n take_v off_o all_o that_o stick_v to_o the_o side_n of_o the_o pot_n when_o it_o be_v cold_a enough_o to_o be_v handle_v if_o it_o appear_v well_o colour_v it_o be_v a_o sign_n you_o have_v work_v it_o well_o this_o do_v rub_v your_o hand_n with_o linseed-oyl_n and_o work_v it_o as_o they_o do_v a_o paste_n of_o bread_n or_o doughty_n for_o one_o hour_n that_o it_o may_v be_v thorough_o compact_v the_o long_a
leather-bag_n tie_v these_o close_a rub_v and_o press_v they_o with_o your_o hand_n this_o will_v make_v they_o very_o subtle_a and_o when_o the_o bag_n be_v open_v they_o will_v show_v much_o fair_a than_o before_o chap._n ccxxxviii_o to_o correct_v the_o colour_n just_a before_o prepare_v few_o person_n unless_o such_o as_o be_v very_o curious_a of_o their_o work_n make_v any_o use_n hereof_o because_o of_o the_o time_n it_o take_v up_o though_o it_o will_v turn_v very_o much_o to_o their_o account_n for_o one_o ounce_n of_o this_o colour_n correct_v will_v go_v far_o than_o three_o that_o be_v not_o if_o you_o will_v make_v your_o colour_n just_a before_o prepare_v much_o fine_a and_o effectual_a than_o they_o be_v mix_v they_o again_o with_o a_o strong_a cement_n and_o let_v they_o remain_v therein_o for_o three_o day_n afterward_o proceed_v according_a to_o the_o last_o direction_n to_o separate_v they_o again_o reiterate_v this_o over_o again_o and_o you_o will_v have_v they_o exceed_v good_a and_o though_o they_o diminish_v somewhat_o in_o weight_n yet_o that_o loss_n will_v be_v repay_v considerable_o in_o the_o beauty_n and_o value_n chap._n ccxxxix_o another_o way_n to_o make_v ultra-marine_a and_o draw_v off_o the_o colour_n with_o more_o expedition_n this_o method_n of_o make_v vltra-marine_a be_v much_o more_o ready_a than_o the_o former_a and_o experience_n will_v show_v whether_o the_o colour_n be_v a_o gainer_n or_o loser_n thereby_o take_v a_o pound_n of_o lapis_fw-la lazuli_fw-la calcine_v it_o in_o a_o crucible_n and_o quench_v it_o afterward_o in_o vinegar_n so_o let_v it_o dry_v and_o then_o reduce_v it_o to_o a_o very_a fine_a powder_n grind_v it_o on_o a_o porphyry_n with_o fair_a water_n and_o so_o set_v it_o in_o a_o glaze_v earthen_a vessel_n in_o the_o shade_n until_o it_o be_v dry_a if_o you_o find_v it_o coagulate_v all_o in_o a_o mass_n you_o must_v powder_v it_o again_o this_o do_v make_v a_o cement_n of_o three_o ounce_n of_o grecian-pitch_n four_o ounce_n of_o rosin_n of_o the_o pine_n three_o ounce_n of_o mastic_n three_o ounce_n of_o frankincense_n two_o ounce_n of_o oyl-olive_n set_v these_o over_o a_o slow_a fire_n in_o a_o small_a earthen_a pot_n into_o which_o pour_v first_o the_o oil_n and_o when_o that_o be_v hot_a put_v in_o the_o rosin_n than_o the_o pitch_n than_o the_o incense_n and_o last_o of_o all_o the_o mastic_n stir_v they_o continual_o with_o the_o wooden_a spatula_fw-la and_o let_v they_o boil_v a_o little_a have_v make_v the_o cement_n get_v another_o earthen_a vessel_n and_o put_v thereinto_o the_o lapis_fw-la lazuli_fw-la and_o pour_v on_o it_o the_o cement_n hot_a stir_v the_o whole_a together_o with_o the_o spatula_fw-la very_o leisurely_o until_o they_o perfect_o incorporate_v let_v this_o stand_v a_o whole_a day_n and_o when_o you_o will_v draw_v off_o the_o colour_n pour_v thereon_o boil_a water_n stir_v it_o very_o smart_o when_o it_o begin_v to_o cool_v pour_v it_o out_o and_o so_o put_v in_o more_o hot_a water_n do_v thus_o till_o the_o water_n begin_v to_o draw_v off_o the_o colour_n and_o so_o continue_v until_o it_o be_v quite_o extract_v you_o may_v distinguish_v the_o water_n and_o so_o set_v they_o apart_o and_o obtain_v the_o variety_n of_o colour_n as_o in_o the_o former_a way_n if_o your_o colour_n seem_v to_o be_v clammy_a or_o nasty_a you_o may_v correct_v it_o thus_o add_v thereto_o tartar_n dissolve_v in_o water_n as_o much_o as_o will_v drown_v it_o and_o let_v it_o repose_v for_o one_o day_n at_o least_o so_o wash_v it_o in_o warm_a water_n and_o you_o will_v by_o that_o mean_n have_v it_o very_o correct_v and_o well_o purify_v chap._n ccxl_o another_o way_n to_o make_v ultra-marine_a grant_v the_o two_o former_a way_n to_o be_v sufficient_a we_o will_v however_o here_o give_v a_o three_o which_o we_o believe_v may_v as_o well_o be_v please_v to_o those_o who_o be_v not_o satisfy_v with_o the_o other_o as_o to_o such_o person_n as_o have_v a_o curiosity_n for_o these_o sort_n of_o work_n and_o thus_o we_o propose_v to_o proceed_v not_o to_o discourse_v of_o the_o way_n to_o try_v the_o goodness_n of_o the_o lapis_fw-la lazuli_fw-la which_o we_o have_v mention_v sufficient_o already_o you_o must_v break_v it_o into_o gross_a piece_n as_o small_a as_o nut_n than_o set_v these_o in_o a_o crucible_n into_o the_o furnace_n till_o they_o redden_a with_o heat_n and_o so_o cast_v they_o into_o cold_a water_n do_v thus_o six_o or_o seven_o time_n and_o so_o reduce_v they_o to_o impalpable_a powder_n in_o a_o porphyry-mortar_n well_o cover_v over_o lest_o the_o powder_n which_o be_v very_o subtle_a shall_v disperse_v away_o into_o the_o air_n and_o then_o searce_v it_o with_o a_o fine_a searce_n also_o cover_v after_o this_o take_v of_o rosin_n of_o pine_n ordinary_a black_a pitch_n mastic_n fresh_a wax_n and_o turpentine_n of_o each_o three_o ounce_n of_o incense_n and_o linseed-oyl_n each_o one_o ounce_n melt_v all_o together_o in_o a_o earthen_a vessel_n stir_v they_o very_o well_o that_o they_o may_v mix_v this_o stuff_n be_v well_o incorporate_v cast_v it_o into_o water_n and_o keep_v it_o for_o use_n to_o each_o pound_n of_o lapis_fw-la lazuli_fw-la add_v ten_o ounce_n thereof_o and_o set_v they_o to_o dissolve_v in_o a_o pot_n over_o a_o small_a fire_n first_o melt_v the_o cement_n and_o then_o cast_v on_o the_o lapis_fw-la lazuli_fw-la by_o little_a and_o little_a observe_v such_o a_o order_n in_o this_o and_o continual_o stir_v the_o mass_n with_o a_o stick_n that_o they_o may_v mix_v insensible_o together_o afterward_o cast_v the_o mass_n into_o a_o earthen_a vessel_n of_o cold_a water_n and_o anoint_v your_o hand_n with_o linseed-oyl_n mould_v it_o up_o into_o a_o number_n of_o cake_n or_o roll_n which_o leave_v in_o cold_a water_n for_o five_o day_n shift_v the_o water_n every_o other_o day_n this_o do_v put_v they_o into_o a_o large_a and_o very_o clean_o glaze_v earthen_a vessel_n pour_v on_o they_o some_o clean_a hot_a water_n when_o that_o cool_v pour_v in_o more_o hot_a and_o do_v thus_o till_o the_o pastil_v soften_v with_o the_o heat_n of_o the_o water_n this_o do_v put_v they_o into_o hot_a water_n and_o let_v they_o be_v until_o it_o receive_v a_o bluish_a colour_n strain_v this_o water_n to_o reserve_v the_o grosser_n piece_n and_o so_o put_v it_o into_o another_o glaze_v earthen_a vessel_n very_o clean_o add_v more_o to_o the_o pastil_v which_o strain_n through_o a_o fine_a searce_n afterward_o among_o the_o former_a continue_v this_o until_o all_o the_o colour_n be_v extract_v and_o no_o more_o remain_v behind_o your_o water_n must_v be_v only_o warm_a otherwise_o it_o will_v occasion_v a_o blackness_n in_o the_o colour_n which_o be_v to_o be_v take_v care_n of_o and_o import_v very_o much_o all_o your_o colour_a water_n be_v in_o the_o vessel_n you_o may_v cleanse_v they_o of_o any_o unctuosity_n by_o repose_v they_o for_o twenty_o four_o hour_n in_o which_o time_n the_o coâ—our_n will_v stick_v to_o the_o bottom_n than_o you_o may_v pour_v off_o â—he_v water_n gentle_o into_o another_o vessel_n and_o it_o will_v carry_v off_o the_o grease_n along_o with_o it_o strain_v it_o afterward_o into_o the_o vessel_n where_o the_o colour_n be_v again_o through_o a_o fine_a searce_n and_o all_o the_o grease_n and_o nastiness_n will_v be_v leave_v behind_o do_v thus_o thrice_o stir_v the_o colour_n very_o well_o every_o time_n you_o return_v the_o water_n â—o_o it_o that_o the_o filth_n and_o grease_n may_v ascend_v from_o it_o â—nd_v it_o will_v always_o stay_v in_o strain_v on_o the_o searce_a beâ—ind_n the_o water_n this_o do_v let_v the_o colour_n precipitate_v entire_o â—nd_v so_o pour_v off_o all_o the_o water_n very_o leisurely_o for_o fear_v â—f_a disturb_v it_o dry_v this_o colour_n and_o you_o will_v have_v delicate_a vltra-marine_a if_o you_o will_v imitate_v this_o colour_n at_o little_a charge_n make_v use_n of_o our_o blue-enamel_n after_o the_o same_o manner_n and_o instead_o of_o the_o lapis_fw-la lazuli_fw-la observe_v without_o exception_n the_o like_a regimen_n and_o prescription_n just_a now_o deliver_v in_o every_o respect_n and_o by_o this_o mean_n you_o will_v have_v a_o very_a pretty_a agreeable_a colour_n to_o paint_n with_o and_o for_o ting_v of_o glass_n many_o other_o way_n may_v be_v give_v here_o for_o make_v vltra-marine_a beside_o these_o we_o have_v already_o lay_v down_o but_o because_o the_o principal_a part_n of_o the_o preparation_n be_v in_o every_o one_o the_o same_o we_o look_v upon_o these_o as_o sufficient_a and_o that_o it_o will_v be_v but_o needless_a to_o repeat_v any_o more_o that_o the_o lapis_fw-la lazuli_fw-la may_v be_v make_v by_o art_n as_o fine_a and_o good_a as_o the_o natural_a which_o be_v get_v from_o the_o mine_n we_o allow_v and_o shall_v free_o
make_v the_o counterfeit_v fine_a and_o hard_a and_o we_o be_v persuade_v that_o the_o preparation_n of_o those_o we_o shall_v assign_v will_v appear_v so_o easy_a and_o yet_o produce_v such_o fine_a imitation_n as_o shall_v be_v very_o satisfactory_a chap._n ccxliii_o to_o imitate_v fine_a oriental_a pearl_n the_o difference_n between_o those_o which_o be_v at_o present_a wear_v by_o the_o lady_n and_o such_o as_o we_o shall_v prescribe_v as_o to_o the_o goodness_n hardness_n and_o fineness_n of_o the_o stuff_n we_o have_v already_o endeavour_v to_o clear_v but_o before_o we_o proceed_v any_o further_a take_v these_o remain_a part_n of_o the_o furnace_n in_o chap._n 52._o the_o letter_n o_o be_v the_o balneum_fw-la mariae_fw-la p_o the_o vessel_n for_o contain_v the_o sand_n or_o ash-fire_n q_o the_o eye_n or_o holes_n of_o the_o furnace_n r_o their_o cover_n which_o when_o they_o be_v set_v on_o draw_v in_o the_o air_n and_o increase_v the_o heat_n for_o fusion_n the_o other_o be_v crucibles_n we_o do_v also_o intend_v to_o give_v the_o description_n of_o another_o furnace_n at_o the_o close_a of_o the_o five_o book_n as_o well_o for_o the_o service_n of_o the_o matter_n in_o that_o as_o the_o six_o book_n you_o may_v however_o take_v it_o along_o with_o you_o here_o a_o be_v the_o ash-hole_n you_o may_v add_v to_o it_o a_o hovel_n for_o suck_v in_o the_o air_n which_o must_v be_v lute_v to_o it_o very_o firm_o b_o be_v the_o inside_n where_o the_o ash_n fall_v into_o this_o aught_o to_o be_v lofty_a for_o draw_v the_o air._n c_o be_v the_o grate_n and_o must_v be_v of_o very_o strong_a iron_n bar_n d_o be_v the_o open_v through_o which_o the_o crucible_n and_o fuel_n be_v put_v in_o this_o aught_o to_o be_v of_o well_o temper_a iron_n and_o lute_v within_o side_n with_o very_o good_a lute_n at_o least_o three_o inch_n thick_a e_o be_v the_o chamber_n where_o the_o work_n be_v bake_v f_o be_v the_o coverlid_n of_o the_o furnace_n which_o be_v to_o be_v vault_a firm_a and_o make_v of_o the_o same_o earth_n g_o be_v the_o chimney_n over_o which_o you_o may_v set_v several_a iron_n plate_n one_o above_o tother_o for_o draw_v the_o air._n h_o be_v the_o hovel_n or_o shelve_v place_n of_o iron_n for_o the_o ash-hole_n ay_o be_v funnel_n for_o the_o chimney_n plate_n and_o the_o hovel_n k_o be_v a_o crucible_n if_o this_o furnace_n be_v make_v five_o or_o six_o inch_n thick_a it_o will_v bear_v all_o degree_n of_o heat_n and_o serve_v very_o convenient_o for_o private_a person_n by_o make_v it_o of_o a_o suitable_a largeness_n instead_o of_o the_o glass-house_n furnace_n when_o you_o make_v your_o fire_n of_o wood_n there_o will_v be_v no_o occasion_n for_o the_o hovel_n of_o the_o ash-hole_n but_o to_o go_v on_o with_o our_o pearl_n you_o must_v take_v two_o pound_n of_o thrice_o distil_a vinegar_n one_o pound_n of_o venice_n turpentine_n mix_v they_o together_o and_o so_o put_v the_o mass_n into_o a_o glass_n cucurbit_n fit_a to_o it_o the_o head_n and_o receiver_n lute_v the_o joint_n let_v they_o dry_a and_o so_o set_v it_o on_o a_o sand-furnace_n to_o distil_v the_o vinegar_n keep_v a_o gentle_a heat_n lest_o the_o stuff_n swell_v up_o afterward_o put_v the_o vinegar_n into_o another_o glasscucurbit_a wherein_o you_o must_v hang_v a_o quantity_n at_o discretion_n of_o seed_n pearl_n string_v on_o a_o thread_n of_o silver_n or_o gold_n do_v about_o with_o a_o piece_n of_o very_o thin_a silk_n these_o must_v hang_v in_o the_o middle_n of_o the_o body_n so_o as_o not_o to_o touch_v the_o vinegar_n this_o do_v head_n your_o cucurbit_n with_o a_o blind_a head_n and_o lute_n it_o very_o well_o set_v it_o in_o a_o moderate_a b._n mariae_fw-la well_o close_v there_o to_o remain_v for_o a_o fortnight_n the_o heat_n of_o the_o b._n will_v elevate_v the_o fume_n of_o your_o vinegar_n and_o they_o will_v continual_o circulate_v about_o the_o pearl_n and_o so_o soften_v and_o bring_v they_o to_o the_o consistence_n of_o a_o paste_n which_o be_v once_o perform_v take_v they_o off_o and_o mould_v they_o up_o in_o what_o form_n you_o please_v round_o long_o or_o peaalike_a and_o as_o big_a as_o you_o think_v fit_a do_v this_o with_o mould_v of_o fine_a plate_n gild_a within_o you_o must_v not_o touch_v the_o paste_n at_o all_o with_o your_o hand_n but_o altogether_o work_v it_o with_o a_o plate_n spatula_fw-la which_o will_v fill_v the_o mould_v than_o bear_v they_o through_o with_o a_o porker_n bristle_v or_o gold-wire_n and_o so_o let_v they_o dry_v a_o little_a then_o thread_n they_o again_o with_o gold-wire_n and_o set_v they_o in_o a_o close_a glass_n which_o lie_v in_o the_o sun_n to_o dry_v they_o to_o a_o hardness_n set_v they_o afterward_o in_o a_o glass_n matrass_n in_o a_o stream_n of_o run_v water_n leave_v it_o there_o for_o twenty_o day_n and_o about_o that_o time_n they_o assume_v their_o first_o solidity_n and_o hardness_n to_o give_v they_o transparency_n and_o splendour_n you_o must_v prepare_v some_o mercury-water_n after_o the_o rate_v we_o shall_v prescribe_v in_o the_o next_o chapter_n when_o you_o have_v take_v they_o out_o of_o the_o last_o matrass_n wherein_o they_o be_v for_o twenty_o day_n as_o the_o run_v water_n hang_v they_o in_o a_o vessel_n of_o glass_n where_o the_o mercury-water_n be_v and_o so_o they_o will_v moisten_v swell_v and_o assume_v their_o oriental_a beauty_n this_o do_v shift_v they_o out_o of_o this_o water_n into_o a_o matrass_n close_v hermetical_o for_o fear_v that_o any_o water_n shall_v be_v admit_v into_o it_o and_o so_o down_o with_o it_o into_o a_o well_o leave_v it_o there_o for_o eight_o whole_a day_n then_o draw_v it_o up_o open_v the_o matrass_n and_o you_o will_v have_v they_o as_o fine_a and_o good_a as_o any_o oriental_a pearl_n whatsoever_o this_o method_n be_v a_o little_a long_a but_o withal_o it_o be_v effectual_a and_o sure_a however_o it_o be_v not_o thus_o the_o philosopher_n or_o virtuoso_n work_v for_o they_o have_v another_o way_n much_o short_a have_v regard_n only_o to_o one_o spirit_n nor_o have_v i_o experience_v enough_o in_o their_o matter_n to_o make_v a_o discovery_n thereof_o and_o if_o i_o have_v it_o can_v not_o be_v do_v without_o disoblige_v they_o irreconcilable_o therefore_o take_v what_o i_o have_v deliver_v on_o this_o important_a subject_n in_o good_a part_n and_o be_v assure_v that_o if_o you_o be_v acquaint_v with_o that_o secret_a which_o they_o so_o close_o reserve_v there_o can_v be_v nothing_o do_v more_o by_o it_o as_o to_o goodness_n and_o beauty_n in_o this_o work_n than_o by_o our_o prescribe_a method_n which_o be_v very_o estimable_a and_o more_o precious_a than_o you_o will_v imagine_v whereof_o i_o can_v assign_v you_o no_o better_o or_o other_o argument_n than_o experience_n to_o convince_v you_o chap._n ccxliv_o to_o make_v mercury-water_n for_o give_v transparency_n and_o splendour_n to_o the_o pearl_n have_v promise_v this_o secret_a of_o make_v mercury-water_n to_o complete_a the_o transparency_n and_o natural_a lustre_n of_o your_o pearl_n which_o be_v a_o matter_n so_o high_o valuable_a that_o a_o very_a considerable_a sum_n have_v be_v offer_v in_o our_o presence_n for_o the_o discovery_n thereof_o to_o a_o certain_a person_n yet_o we_o be_v free_a that_o experience_n shall_v have_v its_o due_a course_n of_o inform_v the_o ignorant_a and_o shall_v for_o our_o part_n generous_o acquit_v our_o engagement_n you_o must_v take_v plate_n tin_n of_o cornwall_n calcine_v let_v the_o calx_fw-la be_v very_o fine_a and_o pure_a amalgamate_fw-it one_o ounce_n thereof_o with_o two_o ounce_n of_o prepare_a mercury_n well_o purify_v wash_v the_o amalgama_n with_o water_n until_o the_o water_n remain_v clear_a and_o insipid_a then_o dry_v the_o amalgama_n thorough_o put_v it_o into_o a_o matrass_n over_o a_o furnace_n keep_v such_o a_o degree_n of_o heat_n as_o be_v require_v for_o sublimation_n when_o the_o matter_n be_v well_o sublimate_v take_v off_o the_o matrass_n and_o let_v it_o cool_v and_o so_o take_v out_o the_o sublimate_n to_o which_o add_v one_o ounce_n of_o venice_n sublimate_n and_o grind_v they_o well_o together_o on_o a_o marble_n so_o put_v they_o into_o another_o matrass_n close_o it_o very_o well_o and_o set_v it_o topsy-turvy_o in_o a_o pail_n of_o water_n and_o the_o whole_a mass_n will_v resolve_v its_o self_n in_o a_o little_a time_n all_o into_o mercury-water_n this_o do_v filter_n it_o into_o a_o glass_n receiver_n and_o set_v it_o on_o a_o gentle_a ash-fire_n to_o coagulate_v and_o it_o will_v be_v bring_v to_o a_o crystalline_a mass_n take_v it_o 〈◊〉_d and_o with_o a_o glass_n pestle_n and_o mortar_n pound_n it_o very_o well_o to_o a_o very_a fine_a powder_n which_o searce_n through_o a_o fine_a searce_n and_o put_v it_o into_o