| Lat / long: | 43.6294, -103.52973 |
| Primary: | Feldspar |
| Tertiary: | Mica |
| Ore: | Feldspar, Mica |
| Gangue: | Quartz, Tourmaline |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Pegmatite |
| Associated type: | Pegmatite |
| MRDS | SD02494 |
| DEP | 10055752 |
| Reference | {Deposit:: U.S. BUREAU OF MINES. 1955. BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707, P. 18}{Production:: USBM INFO CIRC 7707, P. 186} |
| Reporter | Barari, Rachel A. |