|
| TABLE 6�Continued | ||||||||||||||||
| INDUSTRIAL SAND AND GRAVEL SOLD OR USED BY U.S. PRODUCERS IN 2007, BY MAJOR END USE1 | ||||||||||||||||
| � West | U.S. total | |||||||||||||||
| Unit | Unit | |||||||||||||||
| Quantity | value2 | Quantity | value2 | |||||||||||||
| (thousand | Value | (dollars | (thousand | Value | (dollars | |||||||||||
| Major use | metric tons) | (thousands) | per ton) | metric tons) | (thousands) | per ton) | ||||||||||
| Sand: | ||||||||||||||||
| Glassmaking: | ||||||||||||||||
| Containers | 932 | $19,600 | 21.02 | 4,840 | $89,900 | 18.56 | ||||||||||
| Flat, plate and window | 532 | 12,300 | 23.14 | 3,090 | 58,800 | 19.01 | ||||||||||
| Specialty | 46 | 495 | 10.76 | 632 | 15,800 | 24.94 | ||||||||||
| Fiberglass, unground | 83 | 2,120 | 25.51 | 968 | 16,800 | 17.33 | ||||||||||
| Fiberglass, ground | W | W | 40.17 | 530 | 25,800 | 48.68 | ||||||||||
| Foundry: | ||||||||||||||||
| Molding and core, unground | 65 | 1,850 | 28.38 | 4,280 | 71,500 | 16.72 | ||||||||||
| Molding and core, ground | -- | -- | -- | 10 | 1,100 | 110.20 | ||||||||||
| Refractory | -- | -- | -- | 74 | 2,180 | 29.51 | ||||||||||
| Metallurgical: | ||||||||||||||||
| Silicon carbide | -- | -- | -- | (3) | W | W | ||||||||||
| Flux for metal smelting | W | W | 6.94 | W | W | 6.82 | ||||||||||
| Abrasives: | ||||||||||||||||
| Blasting | 96 | 2,390 | 24.88 | 498 | 17,300 | 34.72 | ||||||||||
| Scouring cleansers, ground | -- | -- | -- | 53 | 2,670 | 50.30 | ||||||||||
| Sawing and sanding | -- | -- | -- | 7 | 273 | 39.00 | ||||||||||
| Chemicals, ground and unground | 23 | 634 | 27.57 | 812 | 20,600 | 25.34 | ||||||||||
| Fillers, ground, rubber, paints, putty, etc. | W | W | 50.00 | 376 | 22,600 | 60.19 | ||||||||||
| Whole grain fillers/building products | 643 | 17,800 | 27.61 | 2,540 | 76,200 | 30.07 | ||||||||||
| Ceramic, ground, pottery, brick, tile, etc. | W | W | 39.33 | 185 | 11,000 | 59.51 | ||||||||||
| Filtration: | ||||||||||||||||
| Water, municipal, county, local | 39 | 4,720 | 121.13 | 204 | 14,300 | 69.93 | ||||||||||
| Swimming pool, other | W | W | 287.00 | 96 | 7,680 | 79.98 | ||||||||||
| Petroleum industry: | ||||||||||||||||
| Hydraulic fracturing | W | W | 91.09 | 5,260 | 261,000 | 49.56 | ||||||||||
| Well packing and cementing | 42 | 1,400 | 33.24 | 1,140 | 38,100 | 33.31 | ||||||||||
| Recreational: | ||||||||||||||||
| Golf course, greens and traps | 248 | 5,410 | 21.81 | 1,060 | 19,900 | 18.84 | ||||||||||
| Baseball, volleyball, play sand, beaches | 40 | 1,550 | 38.75 | 178 | 6,100 | 34.29 | ||||||||||
| Traction, engine | 20 | 633 | 31.65 | 109 | 2,600 | 23.81 | ||||||||||
| Roofing granules and fillers | W | W | 23.67 | 439 | 10,200 | 23.18 | ||||||||||
| Other, ground silica | 29 | 1,070 | 32.73 | 92 | 2,970 | 32.25 | ||||||||||
| Other, whole grain | 222 | 3,870 | 6.30 | 1,540 | 12,700 | 8.28 | ||||||||||
| Total or average | 3,060 | 75,800 | 24.74 | 29,000 | 808,000 | 27.84 | ||||||||||
| Gravel: | ||||||||||||||||
| Silicon, ferrosilicon | -- | -- | -- | W | W | 124.25 | ||||||||||
| Filtration | -- | -- | -- | 81 | 3,670 | 45.27 | ||||||||||
| Other uses, specified | 391 | 5,920 | 15.14 | W | W | 18.66 | ||||||||||
| Total or average | 391 | 5,920 | 15.14 | 1,010 | 51,000 | 50.30 | ||||||||||
| Grand total or average | 3,450 | 81,700 | 23.65 | 30,000 | 859,000 | 28.60 | ||||||||||
| W Withheld to avoid disclosing company proprietary data; for sand, included in "Other, ground silica" or "Other, whole� | ||||||||||||||||
| grain." -- Zero. | ||||||||||||||||
| 1Data are rounded to no more than three significant digits except for unit values; may not add to totals shown. | ||||||||||||||||
| 2Calculated using unrounded data. | ||||||||||||||||
| 3Less than � unit. | ||||||||||||||||
Source: United States Geological Survey Mineral Resources Program