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| TABLE 1 | ||||||||||||
| SALIENT FELDSPAR AND NEPHELINE SYENITE STATISTICS1 | ||||||||||||
| 2006 | 2007 | 2008 | 2009 | 2010 | ||||||||
| United States: | ||||||||||||
| Produced, feldspar: | ||||||||||||
| Quantitye, 2, 3 | thousand metric tons | 760 | 730 | 650 | 550 | 550 | ||||||
| Valuee, 2 | thousands | $44,600 | $43,800 | $40,000 | $35,600 | $33,500 | ||||||
| Exports, feldspar:4 | ||||||||||||
| Quantity | metric tons | 10,400 | 9,980 | 14,600 | 7,520 | 16,800 | ||||||
| Value5 | thousands | $1,930 | $1,950 | $2,390 | $1,150 | $2,280 | ||||||
| Imports for consumption4 | ||||||||||||
| Feldspar: | ||||||||||||
| Quantity | metric tons | 5,180 | 3,570 | 2,030 | 2,120 | 2,050 | ||||||
| Value6 | thousands | $549 | $642 | $646 | $646 | $503 | ||||||
| Nepheline syenite: | ||||||||||||
| Quantity | metric tons | 426,000 | 391,000 | 321,000 | 308,000 | 368,000 | ||||||
| Value6 | thousands | $36,000 | $38,900 | $35,000 | $36,800 | $52,400 | ||||||
| Consumption, apparente, 7 | thousand metric tons | 1,180 | 1,120 | 957 | 856 | 899 | ||||||
| World, production8 | ----- do. | 20,600 | r | 21,500 | 22,700 | r | 19,600 | r | 20,500 | e | ||
| eEstimated. rRevised. do. Ditto.-- | ||||||||||||
| 1Data are rounded to no more than three significant digits. | ||||||||||||
| 2Includes hand-cobbed feldspar, flotation-concentrate feldspar, feldspar in feldspar-quartz mixtures, and aplite; may differ from sales in table 4. | ||||||||||||
| 3Rounded to two significant digits. | ||||||||||||
| 4Source: U.S. Census Bureau. | ||||||||||||
| 5Free alongside ship (f.a.s.) value. | ||||||||||||
| 6Customs value. | ||||||||||||
| 7Production plus imports minus exports. Includes feldspar and nepheline syenite. | ||||||||||||
| 8Feldspar only. | ||||||||||||
Source: United States Geological Survey Mineral Resources Program
See also: Mineral commodity prices