Mineralogia CornubiensisРипол Классик, 1778 - 331 من الصفحات |
من داخل الكتاب
النتائج 1-5 من 33
الصفحة
... easily perceive, 'that is I had systematically observed those rules os genera, class, and order, laid down by Hill', Do Costa, Cronstedt, and others, l should have spun out my treatise-in a needless detail of matters foreign to the ...
... easily perceive, 'that is I had systematically observed those rules os genera, class, and order, laid down by Hill', Do Costa, Cronstedt, and others, l should have spun out my treatise-in a needless detail of matters foreign to the ...
الصفحة
... easily intelligible to gentlemen unaccustomed to Mining, who may have occasion to converse or correspond with them; to prevent misconception, I have subjoined an ex lanation of those term: in alphabetical order, including the reliltion ...
... easily intelligible to gentlemen unaccustomed to Mining, who may have occasion to converse or correspond with them; to prevent misconception, I have subjoined an ex lanation of those term: in alphabetical order, including the reliltion ...
الصفحة
... easily-found by the rod-siits comparative attraction and repulsion, 122. At any depth, water sound by the rodu-Þlnstances of Lodes found by it, 1 23: Of Costeaning and ShodingL-UShode' Stones separated by the deluge, 124.. Description ...
... easily-found by the rod-siits comparative attraction and repulsion, 122. At any depth, water sound by the rodu-Þlnstances of Lodes found by it, 1 23: Of Costeaning and ShodingL-UShode' Stones separated by the deluge, 124.. Description ...
الصفحة ii
... easily to confider. our- county, anth parent os one general name for the whole ifland 3 and that the antiquity of mn- Tin tradt has been established upon mew-'mile principles, for at least two thousand four hundred year: l hope the ...
... easily to confider. our- county, anth parent os one general name for the whole ifland 3 and that the antiquity of mn- Tin tradt has been established upon mew-'mile principles, for at least two thousand four hundred year: l hope the ...
الصفحة ix
... easily be credited by those who are unacquainted with Mining. It is well knowu, hOWEVCs,' that some' Copper Minee now- extant, have each supported, for several years past, a montbly expence of two thousand five hundred pounds, including ...
... easily be credited by those who are unacquainted with Mining. It is well knowu, hOWEVCs,' that some' Copper Minee now- extant, have each supported, for several years past, a montbly expence of two thousand five hundred pounds, including ...
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