Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
من داخل الكتاب
النتائج 1-5 من 54
الصفحة viii
... case in practical Mining: for, is a Mine,whcn she is first discovered, throws up a large profit to the adventurers, and fails soon after to their loss and detriment -, they nerertheless pursue their object, under the most unpromising ...
... case in practical Mining: for, is a Mine,whcn she is first discovered, throws up a large profit to the adventurers, and fails soon after to their loss and detriment -, they nerertheless pursue their object, under the most unpromising ...
الصفحة x
... case before us, we take from no person's bag, butfirive onlyr to obtain the treasure of the deep, which in its hidden state yields neither glory to God nor service to man : " And all this out of a narrow slip of land usuallyr of the ...
... case before us, we take from no person's bag, butfirive onlyr to obtain the treasure of the deep, which in its hidden state yields neither glory to God nor service to man : " And all this out of a narrow slip of land usuallyr of the ...
الصفحة xiii
... case, and that nineteen blanks to a prize, will more nearly Zuadrate with the truth of the' matter, by which our sormer ' ividend is reduced to five e'- cent. and the grass to only tWenty thousand pounde V' annurn. This, however, makes ...
... case, and that nineteen blanks to a prize, will more nearly Zuadrate with the truth of the' matter, by which our sormer ' ividend is reduced to five e'- cent. and the grass to only tWenty thousand pounde V' annurn. This, however, makes ...
الصفحة 12
... case, these Mines will be again renovated. Probably this, in a certain degree, will be the case: but let it be remembered, that where the nidus with the. decomu posing matter is taken away, the Water from the circumjacent strata ...
... case, these Mines will be again renovated. Probably this, in a certain degree, will be the case: but let it be remembered, that where the nidus with the. decomu posing matter is taken away, the Water from the circumjacent strata ...
الصفحة 14
... case, at a. es' dishnm m the fisbaqueous mouth of the duct-; whim: others, running more horizontally, or derived ... cases contribute somewhat towards their ascent. That which gave birth to our conjectures, and led us into these ...
... case, at a. es' dishnm m the fisbaqueous mouth of the duct-; whim: others, running more horizontally, or derived ... cases contribute somewhat towards their ascent. That which gave birth to our conjectures, and led us into these ...
المحتوى
i | |
x | |
1 | |
5 | |
22 | |
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