|
| TABLE 15 | |||||||||||
| TUNGSTEN: WORLD CONCENTRATE PRODUCTION, BY COUNTRY1, 2 | |||||||||||
| (Metric tons, tungsten content) | |||||||||||
| Country3 | 2003 | 2004 | 2005 | 2006 | 2007e | ||||||
| Australia | 7 | r | 12 | r | 7 | r | 15 | r | 7 | 4 | |
| Austria | 1,381 | 1,335 | 1,280 | 1,153 | r | 1,200 | |||||
| Bolivia | 441 | 403 | 531 | 868 | 1,107 | 4 | |||||
| Brazil | 30 | 262 | 577 | r | 525 | r | 537 | p, 4 | |||
| Burma5 | 96 | r | 107 | r | 168 | r | 197 | r | 183 | 4 | |
| Burundi | 13 | 8 | 94 | 238 | r | 144 | |||||
| Canada6 | 3,636 | -- | 484 | 2,500 | r | 2,700 | p | ||||
| Chinae, 7 | 36,200 | r | 59,900 | r | 51,200 | r | 45,000 | r | 41,000 | ||
| Congo (Kinshasa)e | 120 | 20 | 180 | 500 | 500 | ||||||
| Korea, Northe | 600 | 600 | 600 | 600 | 600 | ||||||
| Mongolia | 40 | e | 77 | 54 | r | 85 | r | 250 | |||
| Peru | 20 | -- | -- | 50 | 348 | 4 | |||||
| Portugal | 715 | 746 | 816 | 778 | 846 | 4 | |||||
| Russiae | 3,600 | r | 2,800 | r | 2,900 | r | 2,900 | r | 3,200 | ||
| Rwanda | 69 | r | 90 | r | 318 | r | 820 | r | 1,534 | 4 | |
| Thailande | 216 | r | 187 | r | 345 | r | 303 | r | 300 | ||
| Uganda | 1 | 52 | 36 | 75 | r | 75 | |||||
| United States | -- | -- | -- | -- | W | ||||||
| Total | 47,200 | r | 66,600 | r | 59,600 | r | 56,600 | r | 54,500 | ||
| eEstimated. pPreliminary. rRevised. W Withheld to avoid disclosing company proprietary data. -- Zero. | |||||||||||
| 1World totals and estimated data are rounded to no more than three significant digits; may not add to totals shown. | |||||||||||
| 2Table includes data available through May 25, 2008. | |||||||||||
| 3Tungsten concentrates are thought to be produced in Nigeria, Turkey, and Uzbekistan, and may be produced from� | |||||||||||
| tin-tungsten ores in Kyrgyzstan, but information is inadequate to make reliable estimates of production. Illegal | |||||||||||
| tungsten (wolfram) mining in the Phuoc Trung Commune of the Bac Ai District, Ninh Thuan Province, in | |||||||||||
| southern Vietnam reportedly was halted by the District People's Committee in April 2008. | |||||||||||
| 4Reported figure. | |||||||||||
| 5Includes tungsten content of tin-tungsten concentrate produced by state-owned mining enterprises under the Ministry of Mines.���� | |||||||||||
| 6Tungsten content of concentrates shipped. | |||||||||||
| 7Based upon data published in the Yearbook of Nonferrous Metals Industry of China. | |||||||||||
Source: United States Geological Survey Mineral Resources Program