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Date: 2009-02-02 09:30:21Refractory metals Transition metals Tungsten compounds Carbides Tungsten Molybdenum Cemented carbide Tool steel Wolframite Chemistry Matter Chemical elements | 178 TUNGSTENAdd to Reading ListSource URL: minerals.usgs.govDownload Document from Source WebsiteFile Size: 87,23 KBShare Document on Facebook |