Cook County, IL Clays Mines
Clays Mines in Cook County, IL
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Yard No. 22 Clay Pit | Illinois Brick Co. | Private | Clays | |
| Yard R Clay Pit | American Brick Co. | Private | Clays |
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Yard No. 22 Clay Pit | Illinois Brick Co. | Private | Clays | |
| Yard R Clay Pit | American Brick Co. | Private | Clays |