Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
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الصفحة
... rise and progress of precipitating forCopper, 231, 232. CHAP. II. The various Manuductions used in dressing of' Cozfer and Lead. Ores, and Sampling Copper Ores for S e. TH E utensfls For dressing, viz. griddIE, sirEI-te, &e. 234., 23 5 ...
... rise and progress of precipitating forCopper, 231, 232. CHAP. II. The various Manuductions used in dressing of' Cozfer and Lead. Ores, and Sampling Copper Ores for S e. TH E utensfls For dressing, viz. griddIE, sirEI-te, &e. 234., 23 5 ...
الصفحة 15
... rise from the Pacifick-oeean, and not from the Atlantiek-ocean into which it flows: and so os various other soreign rivers, which, though they may' take their origin as we have here supposed; yet we further suppose, that as they arrive ...
... rise from the Pacifick-oeean, and not from the Atlantiek-ocean into which it flows: and so os various other soreign rivers, which, though they may' take their origin as we have here supposed; yet we further suppose, that as they arrive ...
الصفحة 27
... rise out os a vein or lode, which commonly implies a. failure os Metal in that part of a Mint. This Cemen't may be divided into three degrees os purity: the first a coarse Quarta, which is the most impure, and covetsno particular form ...
... rise out os a vein or lode, which commonly implies a. failure os Metal in that part of a Mint. This Cemen't may be divided into three degrees os purity: the first a coarse Quarta, which is the most impure, and covetsno particular form ...
الصفحة 28
... rise from Crystalline tocks; and from Metalline masses fractured grows Mundick 5 each separated from the great mixed body We see split, and each formed- into figures by its own lawa. The obvious scarcity of Spar in this county, is ...
... rise from Crystalline tocks; and from Metalline masses fractured grows Mundick 5 each separated from the great mixed body We see split, and each formed- into figures by its own lawa. The obvious scarcity of Spar in this county, is ...
الصفحة 56
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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