| Lat / long: | 43.87306, -103.36866 |
| Primary: | Feldspar |
| Tertiary: | Beryllium, Mica |
| Operation type: | Underground |
| Development status: | Past Producer |
| MAS | 461030204 |
| DEP | 10177905 |
| Reference | USBM STAFF,REG.V,INFO.CIRC.7707,1955,P.81 |
| Reporter | Intermountain Field Operations Center (IFOC) |