Metallic and Industrial Mineral Deposits |
Contents
General Features Kinds and Localization of Mineral Deposits | 8 |
Deposits Formed by Metamorphic Activity | 46 |
Deposits Formed by Surface Agencies | 55 |
Copyright | |
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amount Anon antimony asbestos associated Australia average barite bauxite beds beryl bodies Canada carbonate cassiterite chalcocite chalcopyrite chiefly chromite clay Colorado Compiled from U.S. Cong contain copper deposits Copyright County crystals deposits occur diamonds district dolomite Econ faults feldspar fluorite formed fractures ft thick furnished galena gangue Geology gold grade granite graphite gypsum hematite hydrothermal igneous Institute of Mining Internat iron formation Lake lead limestone lodes magma magnetite major manganese material Metallurgical metals metamorphism Mexico mica million tons mineral deposits Mines Bull Mining and Metallurgy Mining Eng Mining Jour origin oxidized pegmatites percent iron phosphate places porphyry Precambrian present pyrite quartz quartzite region replacement reserves Resources Rhodesia salt schists shale short tons silicates silver solution South Africa Soviet Union sphalerite sulfides sulfur supergene Survey Bull Survey Prof Table tungsten U.S. Bur U.S. Geol United uranium Utah veins world production world total zinc zone