| Lat / long: | 44.33329, -103.8203 |
| Primary: | Silver, Gold |
| Ore: | Gold, Silver |
| Gangue: | Dolomite |
| Operation type: | Unknown |
| Deposit type: | Replacement |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Dolomite |
| Associated rock: | Rhyolite Dikes |
| Associated type: | Rhyolite |
| Structure: | Dikes And Some Minor Faulting On The Upthrown Side Of The 300 Ft. Tornado Fault |
| Alteration processes: | Unoxidized Ore |
| MRDS | SD02062 |
| DEP | 10055504 |
| Reference | US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 |
| Reporter | Barari, Rachel A. |