| Lat / long: | 43.74857, -103.61306 |
| Primary: | Mica |
| Ore: | Biotite, Muscovite |
| Gangue: | Albite, Beryl, Quartz, Tourmaline |
| Orebody form: | BRANCHING DIKE |
| Discovery year: | 1943 |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| Host type: | Pegmatite |
| Associated rock: | Pegmatite |
| Associated type: | Pegmatite |
| MRDS | SD02278 |
| DEP | 10055668 |
| Reference | {Deposit:: U. S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2 BUREAU OF MINES INFORMATION CIRCULAR 770}{Production:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7701} |
| Reporter | Barari, Rachel A. |