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Tantalum is a chemical element with symbol Ta and atomic number 73. Previously known as tantalium, its name comes from Tantalus, a villain from Greek mythology ...
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This list includes the names, locations and links to conflict minerals policies of all smelters or refiners that are compliant with the ConflictFree Smelter Program ...
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Conflict minerals 1. Dodd–Frank Section 1502 . and the SEC''s final rule. In recent years, there has been an increasing international focus on "conflict minerals"
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Naturally Occurring Radioactive material, natural materials contain radioactive elements (radionuclides), known as NORM. The earth''s crust is radioactive. Information ...
The following outline is provided as an overview of and topical guide to mining: Mining – extraction of valuable minerals or other geological materials from the ...
Aug 10, 2017· [size=14pt]Iron Ore Production, Nigeria[/size] Due to the influence of its vast oil resources. The domestic mining industry is underdeveloped, leading to ...
3 Historical Exploration and Mining Activities Historical Exploration Cassiterite was first discovered in the Manono area during a regional exploration programme in
Current List: Each month, we offer an abbreviated selection of minerals from our inventory of over 200,000 samples. If you don''t see what you''re ...
Mongolia is rich in natural resources such as oil, gold, silver, iron, coal, copper, molybdenum, tungsten, phosphates, tin, nickel, zinc, and fluorspar.
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Gray and Ductile Iron castings from Decatur Foundry. We specialize in complex, highly cored, short run, and prototype castings.
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