182 TUNGSTEN (Data in metric tons of tungsten content, unless otherwise noted) Domestic Production and Use: The last reported U.S. production of tungsten concentrates was in[removed]In 2002, approximately eight companies

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Date: 2003-02-11 14:32:34 Superhard materials Tungsten compounds Ceramic materials Tungsten Cemented carbide Cantung Mine Titanium carbide Ore Chemistry Matter Carbides		182 TUNGSTEN (Data in metric tons of tungsten content, unless otherwise noted) Domestic Production and Use: The last reported U.S. production of tungsten concentrates was in[removed]In 2002, approximately eight companies Add to Reading List Source URL: minerals.usgs.gov Download Document from Source Website File Size: 14,83 KB Share Document on Facebook

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