Porter, MN Mines
Mines in Porter, Minnesota
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Antony Pit and Mill | Antony Graveling | Private | Sand and Gravel |
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Antony Pit and Mill | Antony Graveling | Private | Sand and Gravel |