| Lat / long: | 39.58333, -79.38305 |
| Primary: | Flagstone |
| Operation type: | Surface |
| Development status: | Producer |
| MAS | 240230017 |
| DEP | 10218396 |
| Reference | {Deposit:: MSHA LIST 11-23-79.}{Deposit:: # LOCATION IS FOR HOYES, MD.} |
| Reporter | Eastern Field Operations Center (EFOC) |