| Lat / long: | 43.87829, -103.40195 |
| Primary: | Feldspar, Beryllium |
| Secondary: | Mica |
| Ore: | Beryl, Feldspar, Mica |
| Gangue: | Quartz, Spodumene |
| Orebody form: | DIKE |
| Discovery year: | 1939 |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Pegmatite |
| Associated type: | Pegmatite |
| Tectonic: | Southern Black Hills |
| Alteration processes: | Iron Stain, Some Altered Spodumene |
| MRDS | D007200 |
| DEP | 10101684 |
| Reference | {Deposit:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707}{Deposit:: ROBERTS, W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY BULLETIN 18} |
| Reporter | Barari, Rachel A. |