Clay Mines
5,619Total Sites
1,085Active
Top States
| State | Sites |
|---|---|
| California | 571 |
| Missouri | 520 |
| Oklahoma | 407 |
| Tennessee | 403 |
| South Carolina | 337 |
| Colorado | 325 |
| Oregon | 189 |
| Pennsylvania | 188 |
| Texas | 180 |
| Ohio | 173 |
| Alabama | 163 |
| Arkansas | 161 |
| Kentucky | 160 |
| Florida | 145 |
| Montana | 144 |
Notable Sites
| Mine | State | County | Status |
|---|---|---|---|
| 241 Limestone Plant & Quarry | Ohio | Holmes | Producer |
| A P Green Mine & Eufaula Mill | Alabama | Barbour | Producer |
| A. B. Pit | Washington | Stevens | Producer |
| Aberdeen Mine & Mill | Mississippi | Monroe | Producer |
| Aberdeen Mine & Mill/amer. Colloid | Mississippi | Monroe | Producer |
| Abilene Brick Co Pit | Texas | Taylor | Producer |
| Absorbent Clay Products Pit | Illinois | Pulaski | Producer |
| Acme Brick Co | Louisiana | Natchitoches | Producer |
| Acme Brick Co Shale Pit | Oklahoma | Tulsa | Producer |
| Acme Brick Co. | Arkansas | Hot Spring | Producer |
| Acme Brick Company Pit | Texas | Nacogdoches | Producer |
| Acme Brick Company Shale Pit | Oklahoma | Custer | Producer |
| Acme Brick Company Shale Pit/plant | Oklahoma | Custer | Producer |
| Acme Brick Daniels Pit | Texas | Van Zandt | Producer |
| Acolite Plant | Minnesota | Brown | Producer |
| Adams Pit | Indiana | Morgan | Producer |
| Adobe Enterprises, Inc. | New Mexico | Bernalillo | Producer |
| Aiken County Mine | South Carolina | Aiken | Producer |
| Aiken County Mine & Mill | South Carolina | Aiken | Producer |
| Airplane Pit | California | Amador | Producer |
| Alabama Refractory Clay Co. Pit | Alabama | Shelby | Producer |
| Alabama Refractory Clay Co. Pit | Alabama | Shelby | Producer |
| Alamo Pits | Texas | Bexar | Producer |
| Albany Clay Pit | New York | Albany | Producer |
| Alberhill Clay-shale Prospect | California | Riverside | Producer |
| Alexandria Pit & Mill | Pennsylvania | Huntingdon | Producer |
| Allegheny Brick Co--crieghton Plant | Pennsylvania | Allegheny | Producer |
| Alpco Preparation Plant | California | Amador | Producer |
| Alpha Portland Clay Pit | Texas | Orange | Producer |
| Altizer Pit | Georgia | Fulton | Producer |
| Alton Brick Co Pit & Plant | Missouri | St. Louis | Producer |
| Alves Pit | California | Contra Costa | Producer |
| Alwine Brick Co. Clay Mine | Pennsylvania | Adams | Producer |
| Amargosa Mine | Nevada | Nye | Producer |
| Amargosa Pits & Mill | Nevada | Nye | Producer |
| Amcord Cement Co. Pit | Michigan | St. Clair | Producer |
| American Clay Forming Plant | Texas | Smith | Producer |
| American Colloid Co Mine | Wyoming | Big Horn | Producer |
| American Olean Colfax Mine | California | Placer | Producer |
| American Olean Tile Tract No. 1 | Kentucky | Hancock | Producer |
| American Olean Tile Tract No. 1 | Kentucky | Hancock | Producer |
| American Olean Tile Tract No. 2 | Kentucky | Hancock | Producer |
| American Oleon Tile Qy | Pennsylvania | Bucks | Producer |
| Amsterdam Mine | Georgia | Decatur | Producer |
| Anderton Clay Pits | Utah | Summit | Producer |
| Anderton Mine | Utah | Summit | Producer |
| Anglo American Mine | Georgia | Washington | Producer |
| Annex 2a | Colorado | Fremont | Producer |
| Apache #9 | Colorado | El Paso | Producer |
| Arkadelphia Mine | Arkansas | Clark | Producer |