Mineralogia Cornubiensis: A Treatise on Minerals, Mines, and Mining: Containing the Theory and Natural History of Strata, Fissures, and Lodes, with the Methods of Discovering and Working of Tin, Copper, and Lead Mines, and of Cleansing and Metalizing Their Products; Shewing Each Particular Process for Dressing, Assaying and Smelting of Ores. To which is Added, an Explanation of the Terms and Idioms of MinersD. Bradford Barton Limited, 1778 - 331 من الصفحات |
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الصفحة
... inch thick - It never decays , & c . 53 . Platina , a Metal lately difcovered , nearest Gold in fixednefs and folidity , but not fo ductile ; differs from all other Metals , 54 , 55. Quickfilver , often fophifticated - Of the Colick of ...
... inch thick - It never decays , & c . 53 . Platina , a Metal lately difcovered , nearest Gold in fixednefs and folidity , but not fo ductile ; differs from all other Metals , 54 , 55. Quickfilver , often fophifticated - Of the Colick of ...
الصفحة 23
... inch above the level of the surface . ( Hill ) Thus is the wound of a knife healed up , much as the fracture of a bone is consolidated , by a callus formed of the extravafated nutritious juice , which rises above the surface of the bone ...
... inch above the level of the surface . ( Hill ) Thus is the wound of a knife healed up , much as the fracture of a bone is consolidated , by a callus formed of the extravafated nutritious juice , which rises above the surface of the bone ...
الصفحة 42
... inches long , to fix in the circumference . Some of thefe Crystals are beautifully correct and clear ; others have ... inch thick , with high bliftered incrustations like grapes ; others , are totally capped with Mundick at one pyramid ...
... inches long , to fix in the circumference . Some of thefe Crystals are beautifully correct and clear ; others have ... inch thick , with high bliftered incrustations like grapes ; others , are totally capped with Mundick at one pyramid ...
الصفحة 50
... inches big , in which there were no other mixtures . It croffed the Copper Lode , which was pretty large , though not rich ; and the Cobalt lay in the vein juft where it joined the other , but did not hold to any length , fo as to make ...
... inches big , in which there were no other mixtures . It croffed the Copper Lode , which was pretty large , though not rich ; and the Cobalt lay in the vein juft where it joined the other , but did not hold to any length , fo as to make ...
الصفحة 53
... inch thick ; yet , with this amazing thinnefs , are still a perfect cover for Silver wire ; nor can the best microscope disco- ver the least chasm or discontinuity to admit any known fluid , or even light itself : but this depends ...
... inch thick ; yet , with this amazing thinnefs , are still a perfect cover for Silver wire ; nor can the best microscope disco- ver the least chasm or discontinuity to admit any known fluid , or even light itself : but this depends ...
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عبارات ومصطلحات مألوفة
Adit adventurers affay alfo almoſt alſo anſwer Antimony Aqua Fortis becauſe beſt black Tin bottom buddle cafe calcination called caufe cauſe colour confequence confiderable Copper Cornwall courſe Cryſtal depth diffolved diſcovered diſcovery diſtance dreffing earth eaſily expence facks faid falts fame fathoms feet feldom feparated feven feveral fhall fhillings fhould fhovel fide Fiffures fink fire firft firſt fituation fize fmall folid fome fometimes foon fouth fteam ftrata ftratum fubject fuch fufficient funk fuppofe furface Goffan Gold ground hundred inches inftance Iron itſelf laft lefs leſs likewife Lode meaſure Metal metallick Mineral Mines moft moſt muft Mundick muſt neceffary obferved occafion particles perfons petrifactive pounds prefent purpoſe quantity raiſed reaſon Redruth refpect rich Semi-metals ſeparate Shaft ſhall Shode Silver ſmall ſome ſtate Stones thefe themſelves theſe thofe thoſe thouſand Tin-ftuff Tinners tons underlie uſed vein waſhed weft white Tin Whym