| Lat / long: | 40.64722, -79.40805 |
| Primary: | Flagstone |
| Operation type: | Surface |
| Development status: | Past Producer |
| MAS | 420050023 |
| DEP | 10275320 |
| Reference | {Deposit:: STONE,R.W. MINERAL RESOURCES OF ELDE* RIDGE QUADRANGLE,PA.}{Deposit:: USGS BULLETIN NO.256 1905 PG.77} |
| Reporter | Eastern Field Operations Center (EFOC) |