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| TABLE 10 | ||||||||||||
| LIMESTONE AND DOLOMITE SOLD OR USED BY PRODUCERS IN THE UNITED STATES IN 2015, BY USE1 | ||||||||||||
| (Thousand metric tons and thousand dollars) | ||||||||||||
| Limestone2 | Dolomite | |||||||||||
| Use | Quantity | Value | Unit value | Quantity | Value | Unit value | ||||||
| Construction: | ||||||||||||
| Coarse aggregate (+1- inch): | ||||||||||||
| Macadam | 583 | 7,430 | $12.74 | W | W | W | ||||||
| Riprap and jetty stone | 5,690 | 62,500 | 10.98 | 273 | 4,310 | $15.79 | ||||||
| Filter stone | 1,480 | 15,100 | 10.23 | 24 | 316 | 13.29 | ||||||
| Unspecified coarse aggregate | 14,900 | 164,000 | 11.04 | 268 | 3,470 | 12.97 | ||||||
| Coarse aggregate, graded: | ||||||||||||
| Concrete aggregate, coarse | 17,900 | 197,000 | 10.99 | 2,690 | 32,900 | 12.22 | ||||||
| Bituminous aggregate, coarse | 8,440 | 98,400 | 11.67 | 780 | 10,100 | 12.94 | ||||||
| Bituminous surface-treatment aggregate | 2,530 | 30,900 | 12.20 | 549 | 7,920 | 14.43 | ||||||
| Railroad ballast | 1,700 | 18,100 | 10.64 | 120 | 1,130 | 9.42 | ||||||
| Unspecified graded coarse aggregate | 73,300 | 992,000 | 13.52 | 4,780 | 59,200 | 12.37 | ||||||
| Fine aggregate (- ⅜ inch): | ||||||||||||
| Stone sand, concrete | 1,490 | 16,100 | 10.82 | W | W | W | ||||||
| Stone sand, bituminous mix or seal | 3,180 | 34,600 | 10.89 | 861 | 11,000 | 12.75 | ||||||
| Screening, undesignated | 5,590 | 40,300 | 7.22 | 376 | 4,950 | 13.16 | ||||||
| Unspecified fine aggregate | 23,700 | 277,000 | 11.68 | 1,110 | 12,800 | 11.51 | ||||||
| Coarse and fine aggregates: | ||||||||||||
| Graded road base or subbase | 39,800 | 311,000 | 7.80 | 1,080 | 8,420 | 7.79 | ||||||
| Unpaved road surfacing | 6,270 | 63,500 | 10.12 | 388 | 3,250 | 8.37 | ||||||
| Terrazzo and exposed aggregate | 122 | 1,570 | 12.81 | W | W | W | ||||||
| Crusher run or fill or waste | 14,000 | 114,000 | 8.15 | 1,320 | 13,200 | 9.99 | ||||||
| Roofing granules | 225 | 1,320 | 5.86 | W | W | W | ||||||
| Unspecified coarse and fine aggregates | 77,000 | 832,000 | 10.81 | 3,230 | 27,500 | 8.52 | ||||||
| Unspecified and other construction materials | 3,170 | 30,900 | 9.77 | 20 | 209 | 10.35 | ||||||
| Agricultural: | ||||||||||||
| Agricultural limestone | 7,910 | 72,400 | 9.15 | 572 | 6,260 | 10.96 | ||||||
| Poultry grit and mineral food | 1,180 | 19,600 | 16.67 | W | W | W | ||||||
| Unspecified and other agricultural uses | 376 | 5,610 | 14.93 | 180 | 12,600 | 70.13 | ||||||
| Chemical and metallurgical: | ||||||||||||
| Cement manufacture | 76,700 | 407,000 | 5.31 | -- | -- | -- | ||||||
| Lime manufacture | 26,200 | 189,000 | 7.22 | W | W | W | ||||||
| Dead-burned dolomite manufacture | -- | -- | -- | 544 | 3,000 | 5.51 | ||||||
| Flux stone | 2,240 | 17,600 | 7.83 | 1,560 | 11,000 | 7.05 | ||||||
| Chemical stone | W | W | W | -- | -- | -- | ||||||
| Glass manufacture | 341 | 6,010 | 17.64 | -- | -- | -- | ||||||
| Sulfur oxide removal | 8,140 | 68,100 | 8.37 | -- | -- | -- | ||||||
| Special: | ||||||||||||
| Mine dusting or acid water treatment | 428 | 7,820 | 18.28 | -- | -- | -- | ||||||
| Asphalt fillers or extenders | 900 | 12,200 | 13.59 | -- | -- | -- | ||||||
| Whiting or whiting substitute | 244 | 4,730 | 19.41 | -- | -- | -- | ||||||
| Other fillers or extenders | 2,870 | 28,500 | 9.95 | 24 | 521 | 22.14 | ||||||
| Other miscellaneous uses and specified uses not listed | 342 | 6,340 | 18.56 | -- | -- | -- | ||||||
| Unspecified:3 | ||||||||||||
| Reported | 230,000 | 2,340,000 | 10.17 | 15,600 | 164,000 | 10.56 | ||||||
| Estimated | 218,000 | 2,170,000 | 9.93 | 7,240 | 87,300 | 12.06 | ||||||
| Total or average | 877,000 | 8,660,000 | 9.87 | 44,000 | 490,000 | 11.13 | ||||||
| W Withheld to avoid disclosing company proprietary data; included in -Total or average.- -- Zero. | ||||||||||||
| 1Data are rounded to no more than three significant digits, except unit values; may not add to totals shown. | ||||||||||||
| 2Includes a minor amount of limestone-dolomite reported with no distinction between the two types of stone. | ||||||||||||
| 3Reported and estimated production without a breakdown by end use. | ||||||||||||
Source: United States Geological Survey Mineral Resources Program
See also: Mineral commodity prices
