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Ammonium paratungstate
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31	Tungsten in September 2013 Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2014-05-06 19:19:26 Carbides Superhard materials Palm Tungsten Tungsten Ammonium paratungstate Tungstate Cemented carbide Titanium carbide Chemistry Matter Tungsten compounds
32	Mineral Industry Surveys For information, contact: Kim B. Shedd, Tungsten Commodity Specialist U.S. Geological Survey 989 National Center Reston, VA 20192 Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2014-05-06 19:11:55 Carbides Superhard materials Tungsten Ammonium paratungstate Cemented carbide Tungstate Titanium carbide Chemistry Matter Tungsten compounds
33	Tungsten in December 2012 Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2013-04-30 12:31:28 Carbides Superhard materials Tungsten Cemented carbide Ammonium paratungstate Tungstate Titanium carbide Chemistry Matter Tungsten compounds
34 $Chemical elements / Refractory metals / Transition metals / Carbides / Tungsten / Molybdenum / Cemented carbide / Ammonium paratungstate / Copper-tungsten / Chemistry / Matter / Tungsten compounds$	TUNGSTEN By Kim B. Shedd Domestic survey data and tables were prepared by Loren K. Duncan, statistical assistant, and the world production table was prepared by Glenn J. Wallace, international data coordinator. Tungsten Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2000-11-21 07:55:51 Chemical elements Refractory metals Transition metals Carbides Tungsten Molybdenum Cemented carbide Ammonium paratungstate Copper-tungsten Chemistry Matter Tungsten compounds
35 $Chemical elements / Refractory metals / Transition metals / Carbides / Tungsten / Cantung Mine / Cemented carbide / Ammonium paratungstate / Wolframite / Chemistry / Matter / Tungsten compounds$	TUNGSTEN By Kim B. Shedd Tungsten has a wide range of industrial uses. The largest use is as tungsten carbide in cemented carbides. Cemented carbides (also called hardmetals) are wear-resistant materials used by the meta Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 1998-09-30 12:59:47 Chemical elements Refractory metals Transition metals Carbides Tungsten Cantung Mine Cemented carbide Ammonium paratungstate Wolframite Chemistry Matter Tungsten compounds
36	TUNGSTEN By Kim B. Shedd Domestic survey data and tables were prepared by Jason T. Collins, statistical assistant, and the world production table was Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2002-05-02 08:43:16 Tungsten Cantung Mine Copper-tungsten Ammonium paratungstate Wolframite Cemented carbide Ferroalloy Global Tungsten & Powders Corp. Hemerdon Mine Chemistry Tungsten compounds Matter

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