| Lat / long: | 43.85966, -103.62307 |
| Tertiary: | Feldspar, Mica, Tin |
| Other material: | Amblygonite, Beryl, Cassiterite, Feldspar, Muscovite |
| Operation type: | Underground |
| Development status: | Past Producer |
| MAS | 461030036 |
| DEP | 10129482 |
| Reference | {Deposit:: BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA, PT 2. 1955, USBM IC}{Deposit:: P 79.}{Deposit:: PAGE, LINCOLN, 1955, PEGMATITE INVESTIGATIONS, 1942-1945, BL}{Deposit:: HILLS, SOUTH DAKOTA. USGS PROF PAPER 247, P 174-5.} |
| Reporter | Hite, Alan G. |