| Lat / long: | 43.89524, -103.45528 | 
| Primary: | Feldspar, Beryllium | 
| Secondary: | Mica | 
| Ore: | Beryl, Feldspar, Mica | 
| Operation type: | Unknown | 
| Production size: | None | 
| Development status: | Occurrence | 
| Host type: | Pegmatite | 
| Associated type: | Pegmatite | 
| MRDS | SD02535 | 
| DEP | 10055783 | 
| Reference | USBM INFO CIRC 7707, P. 6 | 
| Reporter | Barari, Rachel A. |