| Location: | Custer County, South Dakota, United States, North America |
| Lat / long: | 43.81774, -103.66418 |
| dep_id: | 10010789 |
| mrds_id: | D004761 |
| Commodity type: | nonmetallic |
| Major mineral: | Feldspar |
| Operation type: | Unknown |
| Production size: | No production occurred |
| Development status: | Occurrence |
| ore: | Feldspar |
| gangue: | Mica, Quartz, Tourmaline |
| orebody_fm: | DIKE |
| work_type: | Surface |
| Reporter: | Barari, Rachel A. |
| hrock_unit: | Schist |
| hrock_type: | Schist |
| arock_unit: | Pegmatite |
| arock_type: | Pegmatite |
| References: |
|