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 i
... such , the ancient kingdom of DUNMONIUM , which fignifies Hills of Tin Mines , and takes its name from thence , may with with great propriety claim a diftinction in the annals of Metallurgy ; but more eminently ought that part of it ...
... such , the ancient kingdom of DUNMONIUM , which fignifies Hills of Tin Mines , and takes its name from thence , may with with great propriety claim a diftinction in the annals of Metallurgy ; but more eminently ought that part of it ...
الصفحة vii
... Such an abundance of Copper Ore , which the Mines produce at this time in Cornwall , is a clear evidence of the fertility of our county in that Metal , preferable perhaps to all the rest of England for quantity , quality , and ...
... Such an abundance of Copper Ore , which the Mines produce at this time in Cornwall , is a clear evidence of the fertility of our county in that Metal , preferable perhaps to all the rest of England for quantity , quality , and ...
الصفحة ix
... such a vast monthly charge , as will not eafily be credited by those who are unacquainted with Mining . It is well known , however , that fome Copper Mines now extant , have cach fupported , for feveral years paft , a monthly expence of ...
... such a vast monthly charge , as will not eafily be credited by those who are unacquainted with Mining . It is well known , however , that fome Copper Mines now extant , have cach fupported , for feveral years paft , a monthly expence of ...
الصفحة 11
... for no ufe but driving mill or engine wheels . Such Water is quite noxious , and palpably vitriolick to the tafte , particularly at the Mines of North- Downs , Downs , Chacewater , and Huel - Virgin . I OF METALS , MINERALS , & c . II.
... for no ufe but driving mill or engine wheels . Such Water is quite noxious , and palpably vitriolick to the tafte , particularly at the Mines of North- Downs , Downs , Chacewater , and Huel - Virgin . I OF METALS , MINERALS , & c . II.
الصفحة 13
... Imagine then , with what inexpreffible force the water from such a preffure , must be protruded through those cavities , ducts , and E hollow hollow paffages , from the bottom of the sea , OF METALS , MINERALS , & c . 13.
... Imagine then , with what inexpreffible force the water from such a preffure , must be protruded through those cavities , ducts , and E hollow hollow paffages , from the bottom of the sea , OF METALS , MINERALS , & c . 13.
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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