Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
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الصفحة
... 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 cause of some CONTBNTS,
... 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 cause of some CONTBNTS,
الصفحة
William Pryce. up the water either side of it-the cause of some springs, rob. Why metallick Lodes mayhe rich or- ster'd near the Grass-Gentle', which is another proof of the author's opinion of the origin of Metalþ'rjn and Copper Lodes ...
William Pryce. up the water either side of it-the cause of some springs, rob. Why metallick Lodes mayhe rich or- ster'd near the Grass-Gentle', which is another proof of the author's opinion of the origin of Metalþ'rjn and Copper Lodes ...
الصفحة ii
... sides of- tmr hills and! mountains. Those fro ments and nodules, by their-colour, shape, and ravity, must Eave attract-ed ... side to emjofluw, that Tin was known as a Metai ameng our progenitors, so-Iong as four and thirty centuries ago ...
... sides of- tmr hills and! mountains. Those fro ments and nodules, by their-colour, shape, and ravity, must Eave attract-ed ... side to emjofluw, that Tin was known as a Metai ameng our progenitors, so-Iong as four and thirty centuries ago ...
الصفحة 12
... Springs are either temporary or perennial: some say, that they originate from vapour, rain, or dews, collected on the fideS'i'df' 'rhobn'fifliniz U and" fate whence udnmjffipned- into the; boweiQ-SF sides 12 OF WATER, THE CEMJZNT.
... Springs are either temporary or perennial: some say, that they originate from vapour, rain, or dews, collected on the fideS'i'df' 'rhobn'fifliniz U and" fate whence udnmjffipned- into the; boweiQ-SF sides 12 OF WATER, THE CEMJZNT.
الصفحة 16
... sides os the Lode, to convey them either into the adit or tye lift of pumps, by which the burthen is eased for the engine, and the bottoms are freed From so much Water. The deepest os our Mines are not much affected by the influx of Top ...
... sides os the Lode, to convey them either into the adit or tye lift of pumps, by which the burthen is eased for the engine, and the bottoms are freed From so much Water. The deepest os our Mines are not much affected by the influx of Top ...
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