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
... MOST OBEDIENT AND MOST HUMBLE SERVANT , WILLIAM PRYCE . THE NAME S OF THE SUBSCRIBER S. [ *** ] TO HIS.
... MOST OBEDIENT AND MOST HUMBLE SERVANT , WILLIAM PRYCE . THE NAME S OF THE SUBSCRIBER S. [ *** ] TO HIS.
الصفحة
... most valuable of the whole , as it tends to inform the publick of matters very little understood or con- fidered beyond the confines of a Mineral district . Minerals that are plenty and precious being generally confined to Imall tracts ...
... most valuable of the whole , as it tends to inform the publick of matters very little understood or con- fidered beyond the confines of a Mineral district . Minerals that are plenty and precious being generally confined to Imall tracts ...
الصفحة
... most probable are felected , the matter will still remain a meer poftulatum ; fo that we would prefume to judge of these only from their vifible effects in the Mines of Cornwall . The fecond chapter contains little or no theory , being ...
... most probable are felected , the matter will still remain a meer poftulatum ; fo that we would prefume to judge of these only from their vifible effects in the Mines of Cornwall . The fecond chapter contains little or no theory , being ...
الصفحة
... most countries - Sundry forts of Iron Ore - Caft Iron - Steel , 65 . Iron in all bodies - Most useful Metal to human life , 67. Tin -Tin Ore called Tin - ftuff - Black Tin , 66. Of Native Tin , the lightest of Metals , and the heavieft ...
... most countries - Sundry forts of Iron Ore - Caft Iron - Steel , 65 . Iron in all bodies - Most useful Metal to human life , 67. Tin -Tin Ore called Tin - ftuff - Black Tin , 66. Of Native Tin , the lightest of Metals , and the heavieft ...
الصفحة
... most apparent in Stream Tin works , 131. Of taking the Set or Grant - Sinking the Hatch or Shaft - Various breadths , depths , and thickneffes of Stream Tin Strata , 132. Of the level , the overburden , and discharging the water by hand ...
... most apparent in Stream Tin works , 131. Of taking the Set or Grant - Sinking the Hatch or Shaft - Various breadths , depths , and thickneffes of Stream Tin Strata , 132. Of the level , the overburden , and discharging the water by hand ...
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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