Hart, MI Mines
Mines in Hart, Michigan
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Hart Clay Pit | Private | Clays | ||
| Oceana Co Rd Comm | County | Sand and Gravel |
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Hart Clay Pit | Private | Clays | ||
| Oceana Co Rd Comm | County | Sand and Gravel |