| Reference | {Deposit:: MONTANA BUREAU OF MINES & GEOLOGY MEMOIR 31, 1949, P. 47.}{Deposit:: MONTANA BUREAU OF MINES & GEOLOGY IC 20, 1957, P. 26.}{Deposit:: U.S. BUREAU OF MINES IC 7602, 1951, P. 41-42.}{Deposit:: U.S. BUREAU OF MINES, 1994, DIRECTORY OF PRINCIPAL U.S.}{Deposit:: GEMSTONE PRODUCERS IN 1993; U.S. BUREAU OF MINES MINERAL}{Deposit:: INDUSTRY SURVEYS, P. 33.} |