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
... use established in a very short time . As the idioms and terms of Cornish Miners are mostly derived from the ancient Cornish British dialect , and therefore not eafily intelligible to gentlemen unaccustomed to Mining , who may have ...
... use established in a very short time . As the idioms and terms of Cornish Miners are mostly derived from the ancient Cornish British dialect , and therefore not eafily intelligible to gentlemen unaccustomed to Mining , who may have ...
الصفحة
... use , 60. Copper , foluble in all menftrua - Native Copper very common at fhallow levels - A lump of Native Cop- per ... uses - Pewter -Dying fcarlet , 69. Tin the only trade in Great - Britain two thousand four hundred years ago ...
... use , 60. Copper , foluble in all menftrua - Native Copper very common at fhallow levels - A lump of Native Cop- per ... uses - Pewter -Dying fcarlet , 69. Tin the only trade in Great - Britain two thousand four hundred years ago ...
الصفحة
... use distinguishing rods , 120. Directions for their practical use in the discovery of Lodes , & c . 121. Parturition of a metallick Lode , by a Cross - Goffan , eafily found by the rod - its comparative attraction and repulfion , 122 ...
... use distinguishing rods , 120. Directions for their practical use in the discovery of Lodes , & c . 121. Parturition of a metallick Lode , by a Cross - Goffan , eafily found by the rod - its comparative attraction and repulfion , 122 ...
الصفحة
... use , 255. Procefs to discover whether the product of the affay contains Gold , and the quantity , by preci- pitations from folutions in aqua fortis , 256. Of proof aqua fortis , 257. How to affay Tin for Gold , 258. This process ...
... use , 255. Procefs to discover whether the product of the affay contains Gold , and the quantity , by preci- pitations from folutions in aqua fortis , 256. Of proof aqua fortis , 257. How to affay Tin for Gold , 258. This process ...
الصفحة 2
... use of Metals were not revealed to Adam in his ftate of innocence : the toil and labour neceffary to procure and use those implements of the iron age could not be known , till they made part of the curfe incurred by his fall : " In the ...
... use of Metals were not revealed to Adam in his ftate of innocence : the toil and labour neceffary to procure and use those implements of the iron age could not be known , till they made part of the curfe incurred by his fall : " In the ...
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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