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| TABLE 14 | ||||||||
| CRUSHED LIMESTONE AND DOLOMITE SOLD OR USED BY PRODUCERS IN | ||||||||
| THE UNITED STATES IN 2006, BY USE1 | ||||||||
| (Thousand metric tons and thousand dollars) | ||||||||
| Limestone2 | Dolomite | |||||||
| Use | Quantity | Value | Quantity | Value | ||||
| Construction: | ||||||||
| Coarse aggregate (+1� inch): | ||||||||
| Macadam | 1,740 | 11,600 | 78 | 1,000 | ||||
| Riprap and jetty stone | 7,570 | 58,300 | 263 | 2,290 | ||||
| Filter stone | 2,950 | 22,800 | 160 | 1,050 | ||||
| Other coarse aggregate | 15,000 | 139,000 | 2,880 | 14,700 | ||||
| Coarse aggregate, graded: | ||||||||
| Concrete aggregate, coarse | 34,600 | 270,000 | 2,820 | 19,800 | ||||
| Bituminous aggregate, coarse | 21,800 | 156,000 | 2,770 | 19,800 | ||||
| Bituminous surface-treatment aggregate | 7,120 | 57,900 | 1,390 | 11,700 | ||||
| Railroad ballast | 2,890 | 21,200 | 235 | 1,810 | ||||
| Other graded coarse aggregate | 88,900 | 786,000 | 3,690 | 31,200 | ||||
| Fine aggregate (-3/8 inch): | ||||||||
| Stone sand, concrete | 4,790 | 34,100 | 593 | 3,190 | ||||
| Stone sand, bituminous mix or seal | 6,770 | 45,700 | 1,010 | 6,190 | ||||
| Screening, undesignated | 8,470 | 57,200 | 492 | 2,150 | ||||
| Other fine aggregate | 29,800 | 255,000 | 1,160 | 8,820 | ||||
| Coarse and fine aggregates: | ||||||||
| Graded road base or subbase | 67,300 | 405,000 | 3,480 | 20,800 | ||||
| Unpaved road surfacing | 10,400 | 70,200 | 1,020 | 5,690 | ||||
| Terrazzo and exposed aggregate | 407 | 6,290 | W | W | ||||
| Crusher run or fill or waste | 16,100 | 91,600 | 1,240 | 6,030 | ||||
| Roofing granules | 970 | 11,800 | -- | -- | ||||
| Other coarse and fine aggregates | 81,900 | 579,000 | 7,090 | 49,700 | ||||
| Other construction materials3 | 3,920 | 34,000 | 671 | 4,910 | ||||
| Agricultural: | ||||||||
| Agricultural limestone | 8,490 | 57,300 | 911 | 6,990 | ||||
| Poultry grit and mineral food | 1,400 | 17,100 | -- | -- | ||||
| Other agricultural uses | 602 | 6,770 | 212 | 11,400 | ||||
| Chemical and metallurgical: | ||||||||
| Cement manufacture | 71,700 | 445,000 | -- | -- | ||||
| Lime manufacture | 17,400 | 150,000 | 708 | 3,650 | ||||
| Dead-burned dolomite manufacture | -- | -- | W | W | ||||
| Flux stone | 2,580 | 15,500 | 2,370 | 11,700 | ||||
| Chemical stone | W | W | -- | -- | ||||
| Glass manufacture | 807 | 5,990 | W | W | ||||
| Sulfur oxide removal | 2,320 | 12,000 | -- | -- | ||||
| See footnotes at end of table. | ||||||||
| TABLE 14�Continued | ||||||||
| CRUSHED LIMESTONE AND DOLOMITE SOLD OR USED BY PRODUCERS IN | ||||||||
| THE UNITED STATES IN 2006, BY USE1 | ||||||||
| (Thousand metric tons and thousand dollars) | ||||||||
| Limestone2 | Dolomite | |||||||
| Use | Quantity | Value | Quantity | Value | ||||
| Special: | ||||||||
| Mine dusting or acid water treatment | 386 | 14,800 | -- | -- | ||||
| Asphalt fillers or extenders | 874 | 11,100 | W | W | ||||
| Whiting or whiting substitute | 95 | 2,340 | W | W | ||||
| Other fillers or extenders | 2,700 | 59,600 | W | W | ||||
| Other miscellaneous uses: | ||||||||
| Abrasives | W | W | -- | -- | ||||
| Refractory stone (including ganister) | W | W | -- | -- | ||||
| Waste material | W | W | -- | -- | ||||
| Other specified uses not listed | 7,790 | 75,200 | W | W | ||||
| Unspecified:4 | ||||||||
| Reported | 278,000 | 2,210,000 | 38,100 | 297,000 | ||||
| Estimated | 267,000 | 1,970,000 | 13,900 | 116,000 | ||||
| Total or average | 1,080,000 | 8,190,000 | 87,700 | 663,000 | ||||
| W Withheld to avoid disclosing company proprietary data; included in "Total or average."�� | ||||||||
| -- Zero. | ||||||||
| 1Data are rounded to no more than three significant digits; may not add to totals shown. | ||||||||
| 2Includes a minor amount of limestone-dolomite reported without a distinction between the two. | ||||||||
| 3Includes building products, drain fields, and pipe bedding. | ||||||||
| 4Reported and estimated production without a breakdown by end use. | ||||||||
Source: United States Geological Survey Mineral Resources Program