| Lat / long: | 39.52172, -77.22078 |
| Primary: | Copper |
| Operation type: | Surface-Underground |
| Development status: | Past Producer |
| First production started: | 1907 |
| MAS | 240210017 |
| DEP | 10266995 |
| Reference | {Deposit:: HEYL, A. V. AND N. C. PEARRE. COPPER, ZINC, LEAD, IRON, COBA}{Deposit:: BARITE DEPOSITS IN THE PIEDMONT UPLAND OF MARYLAND. MARYLAND}{Deposit:: SURVEY BULL. 28, 1965, PP. 7, 9, 29-34} |
| Reporter | Brocoum, A. |