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| TABLE 1-- | |||||||||||||
| SALIENT U.S. KYANITE AND RELATED MATERIALS STATISTICS1 | |||||||||||||
| 2007 | 2008 | 2009 | 2010 | 2011 | |||||||||
| Production- | - | - | - | ||||||||||
| Kyanite: | |||||||||||||
| - Quantity | metric tons | 118,000 | 2 | 97,200 | 3 | 71,000 | 4 | 93,000 | 5 | 98,000 | -6, e- | ||
| - Value | thousands | $30,000 | $26,000 | $21,000 | $28,000 | $29,000 | e | ||||||
| Synthetic mullite:e | |||||||||||||
| - Quantity | metric tons | 40,000 | 40,000 | 40,000 | 40,000 | 40,000 | |||||||
| - Value | thousands | $10,000 | $10,000 | $10,000 | $12,000 | $12,000 | |||||||
| Exports:7 | |||||||||||||
| - Quantity | metric tons | 35,700 | 36,100 | 25,800 | 37,900 | 38,100 | |||||||
| - Value8 | thousands | $8,650 | $10,400 | $7,510 | $11,300 | $11,600 | |||||||
| Imports for consumption:7, 9 | |||||||||||||
| - Quantity | metric tons | 1,760 | 5,580 | 4,880 | 2,180 | 5,390 | |||||||
| - Value9 | thousands | $646 | $1,930 | $2,060 | $938 | $2,230 | |||||||
| Consumption, apparent10 | metric tons | 124,000 | 107,000 | 90,100 | 97,200 | 102,000 | e | ||||||
| World, productione, 11 | do. | 475,000 | 408,000 | 331,000 | 389,000 | 434,000 | |||||||
| eEstimate. do. Ditto.--------- | |||||||||||||
| 1Data are rounded to no more than three significant digits. | |||||||||||||
| 2Source: Lassetter, W.L., Jr., 2008, Kyanite, andalusite, sillimanite and mullite: Mining Engineering, v. 60, no. 6- | |||||||||||||
| June, p. 44-45. | |||||||||||||
| 3Source: Lassetter, W.L., Jr., 2009, Sillimanite minerals: Mining Engineering, v. 61, no. 6, June, p. 68-69. | |||||||||||||
| 4Source: Lassetter, W.L., Jr., 2010, Sillimanite minerals: Mining Engineering, v. 62, no. 6, June, p. 74-76. | |||||||||||||
| 5Source: Lassetter, W.L., Jr., 2011, Sillimanite minerals: Mining Engineering, v. 63, no. 6, June, p. 96-98. | |||||||||||||
| 6Source: Lassetter, W.L., Jr., 2012, Sillimanite minerals: Mining Engineering, v. 64, no. 6, June, p. 88-90. | |||||||||||||
| 7Source: U.S. Census Bureau data for kyanite concentrate using the Harmonized Tariff Schedule of the United States | |||||||||||||
| code 2508.50.0000. | |||||||||||||
| -8Free alongside ship (f.a.s.) value. | |||||||||||||
| 9Customs value. | |||||||||||||
| 10Includes kyanite and synthetic mullite production+imports-exports. | |||||||||||||
| 11In addition to the countries in table 6, a number of other countries produce kyanite and related materials, but output | |||||||||||||
| is not reported quantitatively, so these total world output levels are a minimum. | |||||||||||||
Source: United States Geological Survey Mineral Resources Program
See also: Mineral commodity prices
