| Reference | {Deposit:: RAMP, L. AND OTHERS, 1977, GEOLOGY, MINERAL RESOURCES AND ROCK MATERIAL OF CURRY COUNTY, OREGON; ODGMI BULL. 93, P. 43}{Deposit:: BALDWIN, E.M., 1968, GEOLOGY OF THE HORSE SIGN BUTTE BLACK SAND DEPOSIT AND VICINITY, CURRY COUNTY, OREGON; ORE BIN VOL. 30, NO. 3, PP. 45-54}{Deposit:: OREGON METAL MINES HANDBOOK, 1940, ODGMI BULL. 14-C, VOL. 1, P. 49}{Deposit:: U.S. GEOLOGICAL SURVEY MISC. FIELD STUDIES MAP MF-1240-E,1982, MAP NO. 1.}{Reserve-Resource:: BALDWIN, 1968} |