Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
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الصفحة
... FISSURES, AND LODES, WITH THE METHODS OF DISCOVERINGAND WORKING'OF TI_N, COPPER, AND LEAD MINES, AN n or CLEANSING AND METALIZING THE-IN. PRODUCTS, SHEWING IACH PARTICULAR PROCISS FOR DRESSINGl ASSAYENG, AND SMELTING or DRES, TO WHICH ...
... FISSURES, AND LODES, WITH THE METHODS OF DISCOVERINGAND WORKING'OF TI_N, COPPER, AND LEAD MINES, AN n or CLEANSING AND METALIZING THE-IN. PRODUCTS, SHEWING IACH PARTICULAR PROCISS FOR DRESSINGl ASSAYENG, AND SMELTING or DRES, TO WHICH ...
الصفحة
... Fissures in general, 76. their variom uses in nature, 77. The opinions of Woodward and_Agricola controverted, 78. Of the caples or walls os the Fissure-On the roughness or smoothness of the walls os Lodes, 78. Breadth of a Lode or Fissure ...
... Fissures in general, 76. their variom uses in nature, 77. The opinions of Woodward and_Agricola controverted, 78. Of the caples or walls os the Fissure-On the roughness or smoothness of the walls os Lodes, 78. Breadth of a Lode or Fissure ...
الصفحة 22
... fissures, with a petri[active gluten, if it is at all charged with such principles ; and we have neither theory or reason to dissent from that opinion, as we think it must par-take os every principle which is soluble by Air, Water, and ...
... fissures, with a petri[active gluten, if it is at all charged with such principles ; and we have neither theory or reason to dissent from that opinion, as we think it must par-take os every principle which is soluble by Air, Water, and ...
الصفحة 28
William Pryce. till it meets a fissure, a perpendicular crack or opening, dividing one part os the rock from another ... fissures of rocliis, is thus washed out of Limestonc itself, is certain; because none but Limestone tocks haire Spar ...
William Pryce. till it meets a fissure, a perpendicular crack or opening, dividing one part os the rock from another ... fissures of rocliis, is thus washed out of Limestonc itself, is certain; because none but Limestone tocks haire Spar ...
الصفحة 72
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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 |
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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