Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
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الصفحة
... western coafls. This trade sounded on Mining still subsists, with many practical imvaements and discoveries; and though corn and wool have contributed the largest share of riches and population to these flourishing kingdoms, yet that ...
... western coafls. This trade sounded on Mining still subsists, with many practical imvaements and discoveries; and though corn and wool have contributed the largest share of riches and population to these flourishing kingdoms, yet that ...
الصفحة
... West HueL-Virgin, 8, 9. Matter is subject to continual nmdiflcatiom, progress, decay, and reformation, 9C H A P. II. Water the Vehicle and Cement of Metals, Minerals, and Stones. . F the known pmpertics os water, 10. In its circulation ...
... West HueL-Virgin, 8, 9. Matter is subject to continual nmdiflcatiom, progress, decay, and reformation, 9C H A P. II. Water the Vehicle and Cement of Metals, Minerals, and Stones. . F the known pmpertics os water, 10. In its circulation ...
الصفحة
... west, 80.Their deflexion, inclination, or underlie, north or south, '80. Of horizontal Lodes or Fiffures, called Flat-Lodes- 'or Lode--' Pints-Of the Bunny or pipe of Ore, very' uncommon in Coran wall, St. Perpendicular, horizontal, and ...
... west, 80.Their deflexion, inclination, or underlie, north or south, '80. Of horizontal Lodes or Fiffures, called Flat-Lodes- 'or Lode--' Pints-Of the Bunny or pipe of Ore, very' uncommon in Coran wall, St. Perpendicular, horizontal, and ...
الصفحة
... west parallel Lode heaves an opposite underlying L'ode higher up, 94.. A Grouan Lode very soft or very hard, better disposed for Tin than Go per, 94.. Different L'odes, their alteratiom; which disposed or Tin, Copper, and Lead-Mine ...
... west parallel Lode heaves an opposite underlying L'ode higher up, 94.. A Grouan Lode very soft or very hard, better disposed for Tin than Go per, 94.. Different L'odes, their alteratiom; which disposed or Tin, Copper, and Lead-Mine ...
الصفحة ii
... western eoafis of Cornwall, Full fix hundred years. before the coming of out Saviour -, and that their navigation- to it, Was for the salte oF oin- Tin. They' considered this traffick as a point of such consequence, that they erected ...
... western eoafis of Cornwall, Full fix hundred years. before the coming of out Saviour -, and that their navigation- to it, Was for the salte oF oin- Tin. They' considered this traffick as a point of such consequence, that they erected ...
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