| Reference | {Deposit:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707}{Deposit:: ACKERMAN, W.C., 1952, THE PEERLESS PEGMATITE, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY}{Deposit:: ROBERTS, W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY BULLETIN 18}{Deposit:: BIENIEWSKI, C.L., AND AGNEW, A.F., 1964, THE MINERAL INDUSTRY OF SOUTH DAKOTA IN 1962, SOUTH DAKOTA GEOLOGICAL SURVEY MINERALS REPORT 10/BIENIEWSKI, C.L., AND MCGREGOR, D.J., 1965, THE MINERAL INDUSTRY OF SOUTH DAKOTA IN 1963, SOUTH DAKOTA GEOLOGICAL SURVEY MINERALS REPORT 11}{Deposit:: 1950 DIREXPL}{Deposit:: 1950 DIREXPL FEDERAL BUREAU OF MINES}{Production:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707 / SOUTH DAKOTA GEOLOGICAL SURVEY MINERALS REPORTS 10 AND 11} |