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
... according to their outward appearance ; and any perfon a little converfant with Mineral Ores , may form a tolerable judgment of their contents from the description here given of them . The third book contains the practical part of ...
... according to their outward appearance ; and any perfon a little converfant with Mineral Ores , may form a tolerable judgment of their contents from the description here given of them . The third book contains the practical part of ...
الصفحة
... according to the different circumftances of different Mines . To this is added , a parallel fection of the greatest Mine now at work in Cornwall , to illuftrate the whole . The chapter following relates to the management of a Mine when ...
... according to the different circumftances of different Mines . To this is added , a parallel fection of the greatest Mine now at work in Cornwall , to illuftrate the whole . The chapter following relates to the management of a Mine when ...
الصفحة
... according to the folution , retention , or tranfmigration of their respective principles , ad infinitum inftanced in Eaft and Weft Huel - Virgin , 8 , 9 . Matter is fubject to continual modifications , progrefs , decay , and reformation ...
... according to the folution , retention , or tranfmigration of their respective principles , ad infinitum inftanced in Eaft and Weft Huel - Virgin , 8 , 9 . Matter is fubject to continual modifications , progrefs , decay , and reformation ...
الصفحة i
... according to the ancient authority of Bochart , and the later opinion of Boerhave , is derived from Bratanack , which , in the Phenician language , fignifies The Land of Tin . Tyre and Sidon were fituate in Phenicia , a part of the ...
... according to the ancient authority of Bochart , and the later opinion of Boerhave , is derived from Bratanack , which , in the Phenician language , fignifies The Land of Tin . Tyre and Sidon were fituate in Phenicia , a part of the ...
الصفحة xi
... According to the following accounts , which are faithfully transcribed from the Copper Ore buyers books , we find the quantity fold , from 1726 inclufive to the end of 1735 , was fixty - four thousand eight hundred tons , at an average ...
... According to the following accounts , which are faithfully transcribed from the Copper Ore buyers books , we find the quantity fold , from 1726 inclufive to the end of 1735 , was fixty - four thousand eight hundred tons , at an average ...
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طبعات أخرى - عرض جميع المقتطفات
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