| Lat / long: | 42.15831, -84.2416 |
| Primary: | Flagstone |
| Operation type: | Surface |
| Development status: | Producer |
| MAS | 260750021 |
| DEP | 10159827 |
| Reference | {Deposit:: MSHA LIST 11-23-79}{Deposit:: MSHA INSPECTION 9-19-79} |
| Reporter | Eastern Field Operations Center (EFOC) |