| Lat / long: | 43.74357, -103.71446 |
| Primary: | Feldspar, Beryllium, Mica |
| Ore: | Albite, Beryl, Muscovite, Plagioclase |
| Gangue: | Amblygonite, Quartz, Triphylite |
| Orebody form: | IRREGULAR, ANGLE-SHAPED |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Pegmatite |
| Associated rock: | Pegmatite |
| Associated type: | Pegmatite |
| MRDS | D004739 |
| DEP | 10010772 |
| 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. |