Reference | {Deposit:: EVERTS, M L, 1979, UTAH GEOLOGICAL AND MINERAL SURVEY; ON SITE INVESTIGATIO}{Deposit:: 1913 RECON BUTLER, B S, USGS PP #80}{Deposit:: 1914 RECON BUTLER, ECONOMIC GEO V 9, #5}{Deposit:: 1920 RECON BUTLER, USGS PP #111}{Production:: EVERTS, M L, 1979, ON SITE INVESTIGATION: UT GEOL AND MIN SUR} |