| Lat / long: | 43.86746, -103.37612 | 
| Primary: | Feldspar, Beryllium, Tin | 
| Ore: | Beryl, Cassiterite, Feldspar | 
| Operation type: | Unknown | 
| Production size: | Small | 
| Development status: | Past Producer | 
| Host type: | Pegmatite | 
| Associated rock: | Pegmatite | 
| Associated type: | Pegmatite | 
| MRDS | D004740 | 
| DEP | 10010773 | 
| 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 7707} | 
| Reporter | Barari, Rachel A. |