|
| TABLE 12 | ||||||||||
| COMMON CLAY AND SHALE USED IN LIGHTWEIGHT AGGREGATE | ||||||||||
| PRODUCTION IN THE UNITED STATES BY STATE1 | ||||||||||
| (Thousand metric tons and thousand dollars) | ||||||||||
| Concrete | Structural | Total | ||||||||
| State | block | concrete | Other2 | Quantity | Valuee | |||||
| 2012:r | ||||||||||
| Alabama, Louisiana, North Carolina, and Texas | 655 | 275 | 594 | 1,520 | 26,600 | |||||
| California, Colorado, and Utah | 121 | 139 | 195 | 455 | 15,600 | |||||
| Indiana, New York, and Ohio | 304 | 217 | 197 | 718 | 32,400 | |||||
| Kansas, Kentucky, Missouri, Nebraska, and Oklahoma | 62 | 25 | 177 | 264 | 5,590 | |||||
| Total | 1,140 | 656 | 1,160 | 2,960 | 80,200 | |||||
| 2013: | ||||||||||
| Alabama, Louisiana, North Carolina, and Texas | 565 | 181 | 239 | 985 | 25,800 | |||||
| California, Colorado, and Utah | 118 | 135 | 196 | 449 | 15,500 | |||||
| Indiana, New York, and Ohio | 253 | 205 | 325 | 783 | 36,400 | |||||
| Kansas, Kentucky, Missouri, Nebraska, and Oklahoma | 41 | 24 | 182 | 247 | 3,910 | |||||
| Total | 977 | 545 | 942 | 2,460 | 81,500 | |||||
| eEstimated. | ||||||||||
| 1Data are rounded to no more than three significant digits; may not add to totals shown. | ||||||||||
| 2Includes highway surfacing. | ||||||||||
Source: United States Geological Survey Mineral Resources Program
See also: Mineral commodity prices
