| Lat / long: | 43.92607, -103.51723 | 
| Primary: | Tungsten | 
| Ore: | Ferberite, Scheelite, Wolframite | 
| Gangue: | Muscovite, Quartz | 
| Operation type: | Unknown | 
| Deposit type: | Vein | 
| Production size: | Small | 
| Development status: | Past Producer | 
| First production started: | 1907 | 
| Host rock: | Graphic Mica Schist | 
| Host type: | Mica Schist | 
| MRDS | SD02133 | 
| DEP | 10055554 | 
| Reference | US BUREAU OF MINES, 1955 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2 , BUREAU OF MINES INFORMATION CIRCULAR 7707 | 
| Reporter | Barari, Rachel A. |