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
... should be in the engine Shaft - Of the crofs cut , 160. Of turning houfe , driving and stopeing on the Lode , and finking of Dippas , 161. Of Dyzhuing and Hulking the Lode , 162. Of Stulls - doubly useful - Cutting a Plot , 163. The ...
... should be in the engine Shaft - Of the crofs cut , 160. Of turning houfe , driving and stopeing on the Lode , and finking of Dippas , 161. Of Dyzhuing and Hulking the Lode , 162. Of Stulls - doubly useful - Cutting a Plot , 163. The ...
الصفحة v
... should take deepest root in those parts of the world , which were feparated from the Jews by the sea , and peopled by the pofterity of Japhet , who fettled themselves in the islands of the Gentiles . So that the islands , in the pro ...
... should take deepest root in those parts of the world , which were feparated from the Jews by the sea , and peopled by the pofterity of Japhet , who fettled themselves in the islands of the Gentiles . So that the islands , in the pro ...
الصفحة viii
... should , therefore , seem eligible to bestow our attention on those skin - deep adventures , preferably to the deep Mines ; but this is by no means the cafe in practical Mining : for , if a Mine , when he is firft difcovered , throws up ...
... should , therefore , seem eligible to bestow our attention on those skin - deep adventures , preferably to the deep Mines ; but this is by no means the cafe in practical Mining : for , if a Mine , when he is firft difcovered , throws up ...
الصفحة xiv
... should be to mitigate the recited diftreffes of a laborious and ufeful community ? Government would reap a very fruitful harvest annually , from a fuitable encouragement of the Mining interest in Cornwall . We believe , if the managers ...
... should be to mitigate the recited diftreffes of a laborious and ufeful community ? Government would reap a very fruitful harvest annually , from a fuitable encouragement of the Mining interest in Cornwall . We believe , if the managers ...
الصفحة 7
... should remain enshrined in their own nature : and Tin , though united by a diffeminated quantum of Gold , will not part with its noble cement , not- withstanding the chymical analyzations of an illiterate impoftor to extract a pound of ...
... should remain enshrined in their own nature : and Tin , though united by a diffeminated quantum of Gold , will not part with its noble cement , not- withstanding the chymical analyzations of an illiterate impoftor to extract a pound 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