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
... gives an improved idea of a fcience in difcovering Mines very little understood out of Cornwall . The merit of the effay on the Virgula Divinatoria is due to Mr. William Cookworthy , of Plymouth ; and though the virtues of the rod may ...
... gives an improved idea of a fcience in difcovering Mines very little understood out of Cornwall . The merit of the effay on the Virgula Divinatoria is due to Mr. William Cookworthy , of Plymouth ; and though the virtues of the rod may ...
الصفحة ii
... gives another idea of the name in queftion : but if we admit the Phenician language to be immediately derived from her neigh- bour , and the mother of tongues , we may incline very easily to confider our county , as the parent of one ...
... gives another idea of the name in queftion : but if we admit the Phenician language to be immediately derived from her neigh- bour , and the mother of tongues , we may incline very easily to confider our county , as the parent of one ...
الصفحة viii
... give us different ideas how they are to be fearched after and wrought ; and thofe ideas can no way concatenate , but wherein thofe Metals may be discovered , cæteris paribus , equally central or superficial . It is very feldom that Tin ...
... give us different ideas how they are to be fearched after and wrought ; and thofe ideas can no way concatenate , but wherein thofe Metals may be discovered , cæteris paribus , equally central or superficial . It is very feldom that Tin ...
الصفحة xii
... give ourselves all the merit , which we really deferve for our fuperior excellence to all the reft of our fellow fubjects in this fingular branch of knowledge . We do not know how much our gratu- lations may be damped , when we further ...
... give ourselves all the merit , which we really deferve for our fuperior excellence to all the reft of our fellow fubjects in this fingular branch of knowledge . We do not know how much our gratu- lations may be damped , when we further ...
الصفحة 13
... give up their unsupported argument in favour of Dr. Halley's more plaufible and commonly received , though more erroneous , hypothefis , of its being effected by the condenfation and precipitation of vapours and dews from the tops of ...
... give up their unsupported argument in favour of Dr. Halley's more plaufible and commonly received , though more erroneous , hypothefis , of its being effected by the condenfation and precipitation of vapours and dews from the tops of ...
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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