The book Bulletin - United States Geological Survey No.254 was written by author Geological Survey Us Here you can read free online of Bulletin - United States Geological Survey No.254 book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Bulletin - United States Geological Survey No.254 a good or bad book?
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11, 12-13 replacement deposits in 24-25 Graton, L. C, work of 8 Half Moon mine, production of 16 Hills, V. G., workof 32 Hull City mine, production of 18 Igneous rocks, occurrence and character of. 11-14 Independence mine, production of 19 Independence shaft, depth of 15 Isabella mine, oxidation in-, depth of 26 production and depth of 18 Jerry Johnson mine, location of 17 Last Dollar mine, production and depth of. 18 Lillie mine, production of 18 Lillie shaft, depth of 9, 15, 18 Map, topograph...ic, revision of 7-8 Mary McKinney mine, depth of 16 Metallurgy and mining, discussion of 9-10 Midget mine, production and depth of 16 Mineralized basalt dfkea, description of 25-26 Minerals, description of 20-21 Mines, area including 14 description of 15-20 methods of working 9 Mining and metallurgy, discussion of 9-10 Moon- Anchor mine, production of 16 Moose mine, production of 17 Rock, A. M., work of 8 Ore bodies, relation of, to depth 26-31 structure of 22 types of 22-26 Ores, character of 20-21 treatment of 10 Oxidized ores, occurrence and character of.
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