| Lat / long: | 43.93136, -103.58366 | 
| Tertiary: | Tin, Tungsten | 
| Operation type: | Surface-Underground | 
| Development status: | Occurrence | 
| MAS | 461030042 | 
| DEP | 10201890 | 
| Reference | {Deposit:: CUMMINGS J B REPT OF S D STATE PLANNING BOARD TIN DEPOSITS O}{Deposit:: 1936 P 24}{Deposit:: CUMMINGS J B REPT OF S D STATE PLANNING BOARD TUNGSTEN MININ}{Deposit:: D P 24}{Deposit:: S DAK BUREAU MINES INF CIRC 7069 1939 P 35 36}{Deposit:: USGS BULL 380 P 142-143}{Deposit:: S DAK SCHOOL OF MINES BULL 17 P123}{Deposit:: S DAK SCHOOL OF MINES BULL 12 P 61-62}{Deposit:: U S BUREAU OF MINES INF CIRC 7707 P 50} | 
| Reporter | South Dakota School of Mines |