Hardin County, IA Clays Mines
Clays Mines in Hardin County, IA
| Mine |
Owner |
Land Status |
Work Type |
Minerals |
| Iowa Falls Tile Co. |
|
Unknown |
|
Clays |
| Jonker Brick and Tile Co. |
|
Unknown |
|
Clays |
- Clays Mines in Black Hawk County, IA
- Clays Mines in Boone County, IA
- Clays Mines in Cerro Gordo County, IA
- Clays Mines in Dallas County, IA
- Clays Mines in Floyd County, IA
- Clays Mines in Franklin County, IA
- Clays Mines in Jasper County, IA
- Clays Mines in Polk County, IA
- Clays Mines in Tama County, IA
- Clays Mines in Webster County, IA
