| Lat / long: | 38.45724, -75.75274 |
| Primary: | Iron |
| Operation type: | Surface |
| Development status: | Prospect |
| MAS | 240450001 |
| DEP | 10169765 |
| Reference | {Deposit:: SINGEWALD, JR, J T, 1911, MD.G.S. VOL 9, PART 3, P. 230.}{Deposit:: FOR LOCATION SEE MAP ATTACHED TO FEDERALSBURG MINE,CAROLINE}{Deposit:: LISTED AS NO.87.} |
| Reporter | Eastern Field Operations Center (EFOC) |