| Reference | {Deposit:: CONNOLLY, J.P., AND *ARRA, C.C., 1929, SOUTH DAKOTA SCHOOL OF MINES, BULL. 16.}{Deposit:: LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.}{Deposit:: RUNNER, J.J., AND HARTMANN, M.L., 1918, SOUTH DAKOTA SCHOOL OF MINES, BULL. 12.}{Deposit:: HESS, F.L., 1908, USGS BULL. 380.} |