| Lat / long: | 43.88306, -103.40526 |
| Tertiary: | Niobium (Columbium), Tantalum |
| Operation type: | Surface-Underground |
| Development status: | Past Producer |
| MAS | 461030079 |
| DEP | 10129455 |
| Reference | {Deposit:: CAMERON,E.N,ET ALL.INTERNAL STRUCTURE OF GRANITIC PEGMATITES}{Deposit:: EOL.MON.2,1949,TABLE 5.}{Deposit:: GUITERAS,J.R.MINING OF FELDSPAR &ASSOCIATED MIN.IN THE S.B.H}{Deposit:: . BU.MINES IC 7112,1940,P27.}{Deposit:: LINCOLN F.C.ET ALL. THE MINING INDUSTRY OF S.D. S.D.SCHOOL O}{Deposit:: BULL 17,1937,P128.}{Deposit:: U.S.BU.MINES STAFF.REGION I.B.H.MIN.ATLAS,S.D:PART 2.IC 7707}{Deposit:: P.70.} |
| Reporter | South Dakota School of Mines |