Clay, Stone, Crushed/Broken Mines
25Total Sites
9Active
Top States
| State | Sites |
|---|---|
| Oklahoma | 5 |
| Missouri | 3 |
| Ohio | 2 |
| Florida | 2 |
| Wisconsin | 1 |
| Virginia | 1 |
| Utah | 1 |
| Texas | 1 |
| Puerto Rico | 1 |
| Pennsylvania | 1 |
| North Carolina | 1 |
| Iowa | 1 |
| Illinois | 1 |
| Georgia | 1 |
| Colorado | 1 |
Notable Sites
| Mine | State | County | Status |
|---|---|---|---|
| Black Hawk Mine | Ohio | Tuscarawas | Producer |
| Castle Hayne Quarry Ideal Basic | North Carolina | New Hanover | Producer |
| Clinchfield Mine & Cement Mill | Georgia | Houston | Producer |
| Earlham Quarry | Iowa | Madison | Producer |
| Leeds Mine & Quarry | Alabama | Jefferson | Producer |
| Midland Quarry And Mill | Pennsylvania | Lawrence | Producer |
| Richland Pit | Ohio | Richland | Producer |
| San Antonio Portland Cement Co | Texas | Bexar | Producer |
| Valley View Shale Quarry | Illinois | Livingston | Producer |
| Bambrick-bates Constr. Co. Quarry 1 | Missouri | St. Louis (City) | Past Producer |
| Bear Creek Prospect | Utah | Garfield | Occurrence |
| Grant Avenue Quarry | Wisconsin | Pierce | Past Producer |
| Helmer Lime Quarry | Colorado | Douglas | Past Producer |
| Ocala Pit B | Florida | Marion | Unknown |
| Ocala Pitt | Florida | Marion | Past Producer |
| Rillito Mine | Arizona | Pima | Past Producer |
| Santa Fe Quarry | Missouri | Jackson | Past Producer |
| Shale And Clay Prospect | Virginia | Culpeper | Occurrence |
| Unidentified | Puerto Rico | Past Producer | |
| Unknown Clay Pit | Oklahoma | Payne | Past Producer |
| Unknown Sandstone Pit | Oklahoma | Noble | Past Producer |
| Unknown Sandstone Pit | Oklahoma | Noble | Past Producer |
| Unknown Shale Pit | Oklahoma | Noble | Past Producer |
| Unknown Shale Pit | Oklahoma | Noble | Past Producer |
| Unknown-ls And Shale | Missouri | Jackson | Past Producer |