Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
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الصفحة
... effects in the Minos os Cornwall. The second cha tcr contains little or no theory, being only a natural history o the contents os Lodcs, according to their outward appearance ; and any person a little conversant with Mineral Ores, may ...
... effects in the Minos os Cornwall. The second cha tcr contains little or no theory, being only a natural history o the contents os Lodcs, according to their outward appearance ; and any person a little conversant with Mineral Ores, may ...
الصفحة
... effects, which are incontestahly verified in Shode and Strcam Works. In the third chapter, the effectual 'working os a Mine is cxhihited in the sinking os Shasts, drivin Adits, digging and raising os Ores, drawing the water, and every ...
... effects, which are incontestahly verified in Shode and Strcam Works. In the third chapter, the effectual 'working os a Mine is cxhihited in the sinking os Shasts, drivin Adits, digging and raising os Ores, drawing the water, and every ...
الصفحة
... effects. _ The Appendix treats of the great improvement in the fleam fire engine by Mr. Watt 5 an invention os more consequence to the Miuing interest os Great-Britain, than any discovery that has been made sor half' a century; and l ...
... effects. _ The Appendix treats of the great improvement in the fleam fire engine by Mr. Watt 5 an invention os more consequence to the Miuing interest os Great-Britain, than any discovery that has been made sor half' a century; and l ...
الصفحة
... effects, 19, 20. Os the hitherto inexplicable defideratum os Mine water being less under the submarine Strata, than in other parts os a Mine, 20. Curious instance at HueLCock, 21. HuelCook. wrought eighty Fathoms beyond low water mark ...
... effects, 19, 20. Os the hitherto inexplicable defideratum os Mine water being less under the submarine Strata, than in other parts os a Mine, 20. Curious instance at HueLCock, 21. HuelCook. wrought eighty Fathoms beyond low water mark ...
الصفحة
... effect of a HeavehA Heave, asalse term, 97. Cross-Gossan barren-runs north and south'vintersecte all metalliek Lodes, 98. _ How to find the lost part, 99. Os the Clay or Flookan in a Crofi-GOMMB uP up the water either side of it-the ...
... effect of a HeavehA Heave, asalse term, 97. Cross-Gossan barren-runs north and south'vintersecte all metalliek Lodes, 98. _ How to find the lost part, 99. Os the Clay or Flookan in a Crofi-GOMMB uP up the water either side of it-the ...
المحتوى
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The corpuſcular philoſophers accomlſtzfor it ſlang | 118 |
Of the Sumph or finiſ of the Mind which ſhould be in | 170 |
Inſtancesef the mortiferous effects oſ Damps 200 | 199 |
The various Manuductions uſed in dreſſing of Cozfer and Lead Ores and Sampling Copper Ores for S | 239 |
Drefliug of Lead Ore nearly the ſinne as Copper 243 | 245 |
and tracting 249 How to diſcover the contents of a Mineral | 253 |
elncidatedhMethodto try the firſt ſoortia ſhe Silverexplained | 259 |
of a ton oſ Copper Ore by the aſſay 264 26 5 266 To aſſay | 271 |
and repeated ſmeltings therein 274 Of the Metal calciner | 279 |
charging fluxing and tapping the ſurnaceSizing the ſcoria | 285 |
Of ſelling or barteririg black Tin for whitÞForm of a Tin bill | 292 |
BOOK | 214 |
Pitwor s and ſhimpings 223 Of the crop and rough Tin | 231 |
CHAP | 318 |
طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
Adit almoſt alſo anſwer Antimony becauſe bottom called caſe cauſe colour conſequence conſider conſiderable Copper Cornwall courſe Cryſtal depth deſcribed different diſcovered diſſolved diſtance dreſſing driſt earth eaſily eaſt effect eſpecially Eſq expence fathom feet fifty find fine fire firſt Fiſſures five fix Gold Goſſan graſs horſes houſe hundred inches inſtance Iron itſelf laſt leaſt leſs likewiſe Lode loſs meaſure Metals Mineral Mines Minos moſt Mundick muſt neceſſary obſerved off perſon pounds preſent proceſs purpoſe quantity raiſed reaſon Redruth reſpect riſe ſaid ſalt ſame ſay ſea ſee ſeems ſeen ſeldom ſeparate ſerve ſet ſeven ſeveral Shaft ſhall Shaſt ſhillings Shode ſhort ſhould ſide ſince ſink ſix ſmall ſolid ſome ſometimes ſoon ſor ſorts ſound ſouth ſquare ſtanding ſtate ſteam ſtone Stones ſtrata ſubject ſubſtance ſuch ſufficient ſunk ſuppoſe ſurſace themſelves theſe thoſe thouſand uſe uſually vein waſhed waſte weſt White Tin whoſe