| Reference | {Deposit:: MACKIN, J. H., AND SCHMIDT, D. L., 1956, URANIUM - AND THORIUM - BEARING MINERALS IN PLACER DEPOSITS IN IDAHO, IN PAGE, L. R., ET AL, COMPILERS, CONTRIBUTIONS TO THE GEOLOGY OF URANIUM AND THORIUM BY THE U. S. G. S. AND A. E. C. FOR THE U. N. INTERNATIONAL CONFERENCE OF PEACEFUL USES OF ATOMIC ENERGY, GENEVA, SWITZERLAND, U. S. G. S. PROF. PAPER 300}{Deposit:: MINING WORLD, 1958, IDAHO PLACER IS SOURCE OF 99 PER CENT OF U. S. COLUMBIUM - TANTALUM OUTPUT, MINING WORLD, V. 20, NO. 1, P. 38 - 43}{Deposit:: SAVAGE, C. N., 1961, ECONOMIC GEOLOGY OF CENTRAL IDAHO BLACKSAND PLACERS, IDAHO BUREAU OF MINES AND GEOLOGY BULL. 17}{Reserve-Resource:: SAVAGE, C. N., 1961, IDAHO BUREAU OF MINES AND GEOLOGY BULL. 17} |