GRANGER A. E. ETAL (1957) MINERAL RESOURCES OF ELKO CO. NEV., NEV. BUREAU OF MINES BULL 54EMMONS W. H. (1960) RECONNAISSANCE OF ELKO, LANDER AND EUREKA CO. NEV. USGS OPEN FILE REPORTROTT E. H. (1931) ORE DPEOSITS OF THE GOLD CIRCLE DIST. NEV, NEV. BUR. OF MINES BULL 12