| Location: | Pennington County, South Dakota, United States, North America |
| Lat / long: | 43.87913, -103.40612 |
| dep_id: | 10097814 |
| mrds_id: | D008107 |
| Commodity type: | metallic and nonmetallic |
| Major mineral: | Feldspar, Beryllium, Mica |
| Trace mineral: | Lithium |
| Operation type: | Unknown |
| Production size: | Small ammount of material produced |
| Development status: | Past Producer |
| ore: | Amblygonite, Beryl, Lithiophilite, Muscovite |
| gangue: | Albite, Lazulite, Malachite, Plagioclase, Quartz, Sphalerite, Tantalite, Tetrahedrite |
| work_type: | Surface |
| Reporter: | Barari, Rachel A. |
| hrock_type: | Mica Schist |
| arock_type: | Pegmatite |
| References: |
- Deposit:: USBM INFO CIRC 7707, P. 75-76.
- Deposit:: ROBERTS, W. L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY BULLETIN 18.
- Production:: USBM INFO CIRC 7707, P. 76.
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