Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
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الصفحة xii
... shillings and sixpence, amounting to the sumos one million two hundred and forty-three thousand and forty-fivepounds, and one hundred and twenty-four thousand three hunu dred and four pounds yearly. Laflly, From 1766 to the end os the ...
... shillings and sixpence, amounting to the sumos one million two hundred and forty-three thousand and forty-fivepounds, and one hundred and twenty-four thousand three hunu dred and four pounds yearly. Laflly, From 1766 to the end os the ...
الصفحة xiv
... shilling's to tinue pounde, and Capper Ore fallen. more than thirty ga- cent.below the true standard, have we not great reason to fear 'the event of such combined and adverse causes to the prosperity of this county? ls it not alarming ...
... shilling's to tinue pounde, and Capper Ore fallen. more than thirty ga- cent.below the true standard, have we not great reason to fear 'the event of such combined and adverse causes to the prosperity of this county? ls it not alarming ...
الصفحة 47
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الصفحة 52
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الصفحة 131
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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