Miners' Pocket-Book: a Reference book for Miners, Mine Surveyors, Geologists ...
Miners' Pocket-Book: a Reference book for Miners, Mine Surveyors, Geologists ...
Lock, Charles G. Warnford (Charles George Warnford), 1853-1909
The book Miners' Pocket-Book: a Reference book for Miners, Mine Surveyors, Geologists ... was written by author Lock, Charles G. Warnford (Charles George Warnford), 1853-1909 Here you can read free online of Miners' Pocket-Book: a Reference book for Miners, Mine Surveyors, Geologists ... book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Miners' Pocket-Book: a Reference book for Miners, Mine Surveyors, Geologists ... a good or bad book?
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(e) The total percentage of extraction is raised. All these advantages are quite obvious, and may, together constitute the difference between a good profit and an actual loss, in working some low ^de ores. The Montana Company (Ltd.), by the adoption of this process, obtained a total increased saving over simple pan amalgamation, of from 8 dols. to 10 dels, per ton, decreasea the loss of quicksilver by { lb. per ton of ore, and brought the grade of the bullion from 500 fine up to 900 fine. The c...ost of this process is from 3 dola. to 7 dols. per ton, saving from 75 to 85 per cent C!0PPEB SMSLTIHCk 229 COPPER SMELTING PLANT. ffardufore Iboh and Miscellaneous Supplies required for a BO-ton Plant (Frafier and Chalmers, Limited.) Habdwabb. 4 iron vheelbajTowB. 6 L. H. square point shovels. 1 mason's trowel. No. 7 26-in. hand saw. nail hammer, No. 3. set Jennings' hitts. set framing chisels, axe and handle. } doz. each axe and hammer handles. i doz. each 4|-in. taper, 12-in. ^ round bast, files.
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