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
... veins of Lodes - Lodes fqueezed small in hard ground , 104. Of metallick Lodes contraing each other - Why Tin Lodes were antecedent to parallel Goffan and Crofs - Goffan Lodes , 105. The inclination or underlie of Lodes towards each ...
... veins of Lodes - Lodes fqueezed small in hard ground , 104. Of metallick Lodes contraing each other - Why Tin Lodes were antecedent to parallel Goffan and Crofs - Goffan Lodes , 105. The inclination or underlie of Lodes towards each ...
الصفحة iv
... veins from whence they were difmembered by the deluge . They must have been wrought for Tin fince the earlier ages ; and some remains of fuch Lodes would now be visible on the fea coaft or cliffs , if many fuch had ever been : we are ...
... veins from whence they were difmembered by the deluge . They must have been wrought for Tin fince the earlier ages ; and some remains of fuch Lodes would now be visible on the fea coaft or cliffs , if many fuch had ever been : we are ...
الصفحة 3
... vein into a mineral body or substance and thence converts the Minerals into Metals or Ores by a conti- nued fermentation and elaboration in the Mines , caused by the Archeus or heat that acts on the veins , as it proceeds from the cen ...
... vein into a mineral body or substance and thence converts the Minerals into Metals or Ores by a conti- nued fermentation and elaboration in the Mines , caused by the Archeus or heat that acts on the veins , as it proceeds from the cen ...
الصفحة 4
... veins at or very foon after the creation of the world . Tin Ore will peculiarly evince the juftness of this conclufion ; for it is frequently found , in its richest and pureft ftate , in large- spots and bunches in blocks of stone of ...
... veins at or very foon after the creation of the world . Tin Ore will peculiarly evince the juftness of this conclufion ; for it is frequently found , in its richest and pureft ftate , in large- spots and bunches in blocks of stone of ...
الصفحة 10
... vein or fiffure into another , and fo on throughout in constant circulation , till they are discharged upon the furface , for their ultimate conveyance into the fea ; so they serve as a vehicle to protrude and convey the acids , falts ...
... vein or fiffure into another , and fo on throughout in constant circulation , till they are discharged upon the furface , for their ultimate conveyance into the fea ; so they serve as a vehicle to protrude and convey the acids , falts ...
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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