Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
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الصفحة
... The theory here given; is, in 'some instances, established in the process of precipitalion. The third chapter, which treat' of the substance-s of Minerals, Metais, and and "Salts, is' dey and tedious z but as it PREFAdE.
... The theory here given; is, in 'some instances, established in the process of precipitalion. The third chapter, which treat' of the substance-s of Minerals, Metais, and and "Salts, is' dey and tedious z but as it PREFAdE.
الصفحة
... instances and remarlis, supported by experience, and altogether necessary. The fourth book treats os the several manuductions used in dressing oF Tin, Copper, and Lead Orcs, and contains some brief remarks upon dressing Gold, Silver ...
... instances and remarlis, supported by experience, and altogether necessary. The fourth book treats os the several manuductions used in dressing oF Tin, Copper, and Lead Orcs, and contains some brief remarks upon dressing Gold, Silver ...
الصفحة
... instance at HueLCock, 21. HuelCook. wrought eighty Fathoms beyond low water mark, and within one of the bed os the ocean; yet less incommoded by' water under the sea, than in any other part of the Mine, 21, 22. accounted for, 22.. Os ...
... instance at HueLCock, 21. HuelCook. wrought eighty Fathoms beyond low water mark, and within one of the bed os the ocean; yet less incommoded by' water under the sea, than in any other part of the Mine, 21, 22. accounted for, 22.. Os ...
الصفحة v
... instance, by' one (in Greek) The Mouth of the Dunmonii Island: for neither Greeks nor Romans knew whether this province of the Dunmonii was an island of itself, or part of the insular continent of Britain, till the time of the Roman ...
... instance, by' one (in Greek) The Mouth of the Dunmonii Island: for neither Greeks nor Romans knew whether this province of the Dunmonii was an island of itself, or part of the insular continent of Britain, till the time of the Roman ...
الصفحة 14
... instance, as in all others; and the immensity of that pressure in the sea seeming to our calling it a huge forcing engine, andeompariog it to an hydraulick machine, Whose power we can easily conceive to be sufficient, from the convexity ...
... instance, as in all others; and the immensity of that pressure in the sea seeming to our calling it a huge forcing engine, andeompariog it to an hydraulick machine, Whose power we can easily conceive to be sufficient, from the convexity ...
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