| Lat / long: | 43.62385, -103.60889 |
| Primary: | Feldspar, Mica, Beryllium |
| Ore: | Albite, Beryl, Mica |
| Gangue: | Quartz, Tourmaline |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Pegmatite |
| Associated type: | Pegmatite |
| MRDS | SD02499 |
| DEP | 10055757 |
| Reference | {Deposit:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707, P. 165}{Deposit:: USGS PP 247, P. 175} |
| Reporter | Barari, Rachel A. |