Chemical Essays

acid afhes alfo antimony black jack Boyle brafs braſs cadmia caft calamine calcareous calcareous earth calcined called caufe charcoal cinnabar colour compofed compofition confifts contained copper veffels covering cubic foot degree of heat Derbyshire different forts diffolved diftilled Engliſh eſtabliſhed eſteemed expofed faid faline falt fame fays feems feen feparated fhould filver fimilar fince fire firft firſt flate Flintshire fmall folution fome fquare ftance fteel ftone fubject fuch fufficient fulphur fuppofed furface glafs glaſs gold grains Hift houſes increaſe iron itſelf lead lefs lofe loft manufacturers Marggraf melted mercury metallic fubftance mineral mixed mixture moſt muſt obfervation orichalcum ounces perfons pewter pit-coal plates Pliny poffible pounds pounds weight prefent pure tin purpoſe quantity quickfilver reaſon refembling refpect Ruffia ſmall ſpeaking ſtate ſteel ſtone Strabo ſubſtance tained thefe theſe thickneſs thoſe tion tranfmutation uſed vapour vegetable vitriol water into earth Weftmoreland weight zinc