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
... matters very little understood or con- fidered beyond the confines of a Mineral district . Minerals that are plenty ... matter of astonishment , that an object of the first national confequence , in point of time , fhould fo long remain ...
... matters very little understood or con- fidered beyond the confines of a Mineral district . Minerals that are plenty ... matter of astonishment , that an object of the first national confequence , in point of time , fhould fo long remain ...
الصفحة
... matters foreign to the pro- feffed fubject of it . The second book treats of the theory and natural hiftory of Strata ... matter will still remain a meer poftulatum ; fo that we would prefume to judge of these only from their vifible ...
... matters foreign to the pro- feffed fubject of it . The second book treats of the theory and natural hiftory of Strata ... matter will still remain a meer poftulatum ; fo that we would prefume to judge of these only from their vifible ...
الصفحة
... matters indifpenfably connected with that art . The laft chapter of this book treats of Damps , Dialling , and Levelling , with practical inftances and remarks , fupported by experience , and altogether neceffary . The fourth book ...
... matters indifpenfably connected with that art . The laft chapter of this book treats of Damps , Dialling , and Levelling , with practical inftances and remarks , fupported by experience , and altogether neceffary . The fourth book ...
الصفحة
... , I have fubjoined an explanation of those terms in alphabetical order , including the relation they bear to those of the Lead Mines and Collieries . a CONTENTS . CONTENTS . INTRODUCTION . ME ETALS , of all matter PRE FAC E.
... , I have fubjoined an explanation of those terms in alphabetical order , including the relation they bear to those of the Lead Mines and Collieries . a CONTENTS . CONTENTS . INTRODUCTION . ME ETALS , of all matter PRE FAC E.
الصفحة
... matter leaft fubject to viciflitude , Page i . Tin trade in Cornwall established twenty - four centuries , and known to the firft inhabitants of Britain , ii . From Shode or Stream , ii . Lode works about feven hundred years standing ...
... matter leaft fubject to viciflitude , Page i . Tin trade in Cornwall established twenty - four centuries , and known to the firft inhabitants of Britain , ii . From Shode or Stream , ii . Lode works about feven hundred years standing ...
المحتوى
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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