Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
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الصفحة
... sound greatly improved. The dressing of Tin is indeed an art confined to the stannaries only ; yet the curious delicate manner in which it is manusacturcd in the dressing, may furnish many improvable and bencficial hints for the ...
... sound greatly improved. The dressing of Tin is indeed an art confined to the stannaries only ; yet the curious delicate manner in which it is manusacturcd in the dressing, may furnish many improvable and bencficial hints for the ...
الصفحة
... sound in Cornwall, 56. what countries produce it-its surprismg infinuarion into the minutiffl of the human body, 57. Lead seldom-pure, 57. Four sorts os Lead in'Cornwall, 57. when. discovered, of short continuanec, 58. Lead anciently ...
... sound in Cornwall, 56. what countries produce it-its surprismg infinuarion into the minutiffl of the human body, 57. Lead seldom-pure, 57. Four sorts os Lead in'Cornwall, 57. when. discovered, of short continuanec, 58. Lead anciently ...
الصفحة
... sound ; their Direction, Inelination, or Underlie, &e. O RN I S H Strata of different densities, and not &rarified. by the laws os gravity, but by those os affinity, 72. ear'plained and accounted sor, 73. Soft Grouan Stratum encloses ...
... sound ; their Direction, Inelination, or Underlie, &e. O RN I S H Strata of different densities, and not &rarified. by the laws os gravity, but by those os affinity, 72. ear'plained and accounted sor, 73. Soft Grouan Stratum encloses ...
الصفحة
... sound by the rodu-Þlnstances of Lodes found by it, 1 23: Of Costeaning and ShodingL-UShode' Stones separated by the deluge, 124.. Description os 'the Bryie 'of the Lode-Shodes dispersed From the Biylo-wi-Thei_fituation; distances ...
... sound by the rodu-Þlnstances of Lodes found by it, 1 23: Of Costeaning and ShodingL-UShode' Stones separated by the deluge, 124.. Description os 'the Bryie 'of the Lode-Shodes dispersed From the Biylo-wi-Thei_fituation; distances ...
الصفحة ix
... sound, requires to be triturated' or pulverized as finall as the finest sand, to go through repeated ablutions, celcinations, &e. and' be taken up 'with the utmost nicety and precision; which renders it of less'nett value to the Miner ...
... sound, requires to be triturated' or pulverized as finall as the finest sand, to go through repeated ablutions, celcinations, &e. and' be taken up 'with the utmost nicety and precision; which renders it of less'nett value to the Miner ...
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