|
Home > Minerals > Magnesium Compounds >
| TABLE 3 | ||||||||
| U.S. MAGNESIUM COMPOUNDS SHIPPED AND USED1 | ||||||||
| 2006 | 2007 | |||||||
| Quantity | Value | Quantity | Value | |||||
| (metric tons) | (thousands) | (metric tons) | (thousands) | |||||
| Caustic-calcined and specified (USP and technical) magnesias2 | 133,000 | r | $60,300 | r | 125,000 | $41,100 | ||
| Magnesium hydroxide [100% Mg(OH)2]2 | 173,000 | r | 84,600 | r | 173,000 | 81,000 | ||
| Magnesium sulfate, anhydrous and hydrous | 45,500 | r | 12,800 | r | 48,900 | 13,400 | ||
| Refractory magnesia | W | W | W | W | ||||
| rRevised. W Withheld to avoid disclosing company proprietary data. | ||||||||
| 1Data are rounded to no more than three significant digits. | ||||||||
| 2Excludes material produced as an intermediate step in the manufacture of other magnesium compounds. | ||||||||
Source: United States Geological Survey Mineral Resources Program