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| TABLE 1 | |||||||||||||||||||
| MATERIAL HANDLED AT SURFACE AND UNDERGROUND MINES IN THE UNITED STATES, BY TYPE1 | |||||||||||||||||||
| (Million metric tons) | |||||||||||||||||||
| Surface2 | Underground3 | All mines | |||||||||||||||||
| Type of ore and year | Crude ore | Waste4 | Total | Crude ore | Waste4 | Total | Crude ore | Waste4 | Total | ||||||||||
| Metals: | |||||||||||||||||||
| 2003 | 1,090 | 1,010 | 2,100 | 14 | 1 | 15 | 1,100 | 1,020 | 2,110 | ||||||||||
| 2004 | 1,190 | 1,060 | 2,250 | 14 | 2 | 16 | 1,200 | 1,060 | 2,260 | ||||||||||
| 2005 | 1,270 | r | 1,070 | r | 2,340 | r | 20 | r | 1 | 21 | r | 1,290 | r | 1,070 | r | 2,360 | r | ||
| 2006 | 1,310 | r | 1,080 | r | 2,390 | r | 16 | 3 | 19 | 1,330 | r | 1,080 | r | 2,410 | r | ||||
| 2007 | 1,330 | 1,130 | 2,460 | 19 | 3 | 22 | 1,350 | 1,130 | 2,480 | ||||||||||
| Industrial minerals: | |||||||||||||||||||
| 2003 | 2,850 | 414 | 3,260 | 107 | (5) | 107 | 2,960 | 414 | 3,370 | ||||||||||
| 2004 | 3,000 | 409 | 3,410 | 139 | (5) | 139 | 3,140 | 409 | 3,550 | ||||||||||
| 2005 | 3,090 | 370 | 3,460 | 137 | 1 | 138 | 3,230 | 370 | 3,600 | ||||||||||
| 2006 | 3,130 | r | 266 | r | 3,400 | r | 129 | (5) | 129 | 3,260 | r | 266 | 3,520 | r | |||||
| 2007 | 3,040 | 265 | 3,300 | 129 | (5) | 129 | 3,170 | 265 | 3,430 | ||||||||||
| All mineral commodities: | |||||||||||||||||||
| 2003 | 3,930 | 1,430 | 5,360 | 121 | 1 | 122 | 4,060 | 1,430 | 5,480 | ||||||||||
| 2004 | 4,190 | 1,470 | 5,650 | 153 | 2 | 155 | 4,340 | 1,470 | 5,810 | ||||||||||
| 2005 | 4,360 | r | 1,440 | r | 5,800 | r | 157 | r | 2 | 159 | r | 4,520 | r | 1,440 | r | 5,960 | r | ||
| 2006 | 4,440 | r | 1,340 | r | 5,780 | r | 145 | r | 3 | 148 | r | 4,590 | 1,350 | r | 5,930 | r | |||
| 2007 | 4,370 | 1,390 | 5,760 | 148 | 3 | 151 | 4,520 | 1,400 | 5,920 | ||||||||||
| rRevised. | |||||||||||||||||||
| 1Data are rounded to no more than three significant digits; may not add to totals shown. | |||||||||||||||||||
| 2Includes materials from wells, ponds, and pumping operations. | |||||||||||||||||||
| 3Includes solution mining. | |||||||||||||||||||
| 4Includes ore and waste from development operations. | |||||||||||||||||||
| 5Less than � unit. | |||||||||||||||||||
Source: United States Geological Survey Mineral Resources Program