Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
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الصفحة
... these of orrhumborland ' Sir jamcs Nasmyth, But. Arnold Ncsbit, Es; M. P. Robert Lydstone, owcombo, Esq; Exoter Mr. john Ne'nnan, Fellow of New Colle , Oxford ' Laro T mar Northmorr, Bill; Cleare! Down. ' O Dr. Orme, Great St. Holons ...
... these of orrhumborland ' Sir jamcs Nasmyth, But. Arnold Ncsbit, Es; M. P. Robert Lydstone, owcombo, Esq; Exoter Mr. john Ne'nnan, Fellow of New Colle , Oxford ' Laro T mar Northmorr, Bill; Cleare! Down. ' O Dr. Orme, Great St. Holons ...
الصفحة
... these flourishing kingdoms, yet that consideration does not by any means lessen the importance os the Mining interest. When we reflect upon the vast prosusion os Silver, Tin, Co per, Lead, Iron, and Coal, yearly produced from the bowels ...
... these flourishing kingdoms, yet that consideration does not by any means lessen the importance os the Mining interest. When we reflect upon the vast prosusion os Silver, Tin, Co per, Lead, Iron, and Coal, yearly produced from the bowels ...
الصفحة
... these only from their visible 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 ...
... these only from their visible 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 ...
الصفحة
... These processes are little known out of the Corniih assay offices, and have been too long kept profoundly secret, for pur oses which the reader will, readily comprehendThe method ofF assaying Tin Orc is very simple and efficacious, from ...
... These processes are little known out of the Corniih assay offices, and have been too long kept profoundly secret, for pur oses which the reader will, readily comprehendThe method ofF assaying Tin Orc is very simple and efficacious, from ...
الصفحة x
... these kingdoms. With much satisfaction we can reflect upon the singular ti'atnre of our staple commodities, they being attainable at the certainloss of none but those who sleek. a recompence from the pursuit. Now in some kinds of trade ...
... these kingdoms. With much satisfaction we can reflect upon the singular ti'atnre of our staple commodities, they being attainable at the certainloss of none but those who sleek. a recompence from the pursuit. Now in some kinds of trade ...
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