Mineralogia Cornubiensis: A Treatise on Minerals, Mines, and Mining: Containing the Theory and Natural History of Strata, Fissures, and Lodes, with the Methods of Discovering and Working of Tin, Copper, and Lead Mines, and of Cleansing and Metalizing Their Products; Shewing Each Particular Process for Dressing, Assaying and Smelting of Ores. To which is Added, an Explanation of the Terms and Idioms of MinersD. Bradford Barton Limited, 1778 - 331 من الصفحات |
من داخل الكتاب
النتائج 1-5 من 38
الصفحة
... less incommoded by water under the fea , than in any other part of the Mine , 21 , 22 . accounted for , 22. Of the lapidescent , petrifying , and ce- menting qualities in water , 23. to be feen in Lime - rock , and 19 , 20 . cicatrixes ...
... less incommoded by water under the fea , than in any other part of the Mine , 21 , 22 . accounted for , 22. Of the lapidescent , petrifying , and ce- menting qualities in water , 23. to be feen in Lime - rock , and 19 , 20 . cicatrixes ...
الصفحة
... less at repeated times , 83. Of the efficient causes of those fubfidencies , 83. The more lax and weaker Strata partially fubfided , and the more compact and ftony formed hills , & c . Incroachments produced fecondary fubfidencies , and ...
... less at repeated times , 83. Of the efficient causes of those fubfidencies , 83. The more lax and weaker Strata partially fubfided , and the more compact and ftony formed hills , & c . Incroachments produced fecondary fubfidencies , and ...
الصفحة i
... year of his reign , and in the year 573 before Chrift ; fo that the latest date of their trading here , cannot be less than four and twenty centuries b fince . fince . I believe it is agreed by all writers INTRODUCTION.
... year of his reign , and in the year 573 before Chrift ; fo that the latest date of their trading here , cannot be less than four and twenty centuries b fince . fince . I believe it is agreed by all writers INTRODUCTION.
الصفحة viii
... them because their depth may prove unfavourable for fome time after ; for it is experimentally true , that moft Mines of confiderable depth , though though vaftly expenfive , and the Mineral of less intrinfick viii INTRODUCTION .
... them because their depth may prove unfavourable for fome time after ; for it is experimentally true , that moft Mines of confiderable depth , though though vaftly expenfive , and the Mineral of less intrinfick viii INTRODUCTION .
الصفحة ix
... less intrinfick worth , do , in their fuperlative quantity , certainty , and steadi- nefs , make complete and fubftantial amends for the great labour , and perfevering affiduity of their proprietors . In fupport of which I may venture ...
... less intrinfick worth , do , in their fuperlative quantity , certainty , and steadi- nefs , make complete and fubftantial amends for the great labour , and perfevering affiduity of their proprietors . In fupport of which I may venture ...
المحتوى
i | |
ii | |
iii | |
viii | |
1 | |
3 | |
9 | |
16 | |
124 | |
130 | |
136 | |
137 | |
144 | |
166 | |
173 | |
179 | |
21 | |
23 | |
29 | |
33 | |
35 | |
43 | |
44 | |
51 | |
57 | |
63 | |
71 | |
72 | |
80 | |
87 | |
97 | |
100 | |
106 | |
192 | |
201 | |
204 | |
213 | |
215 | |
222 | |
231 | |
238 | |
247 | |
253 | |
259 | |
271 | |
279 | |
286 | |
288 | |
292 | |
طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
Adit adventurers affay alfo almoſt alſo anſwer Antimony Aqua Fortis becauſe beſt black Tin bottom buddle cafe calcination called caufe cauſe colour confequence confiderable Copper Cornwall courſe Cryſtal depth diffolved diſcovered diſcovery diſtance dreffing earth eaſily expence facks faid falts fame fathoms feet feldom feparated feven feveral fhall fhillings fhould fhovel fide Fiffures fink fire firft firſt fituation fize fmall folid fome fometimes foon fouth fteam ftrata ftratum fubject fuch fufficient funk fuppofe furface Goffan Gold ground hundred inches inftance Iron itſelf laft lefs leſs likewife Lode meaſure Metal metallick Mineral Mines moft moſt muft Mundick muſt neceffary obferved occafion particles perfons petrifactive pounds prefent purpoſe quantity raiſed reaſon Redruth refpect rich Semi-metals ſeparate Shaft ſhall Shode Silver ſmall ſome ſtate Stones thefe themſelves theſe thofe thoſe thouſand Tin-ftuff Tinners tons underlie uſed vein waſhed weft white Tin Whym