Reference | {Deposit:: COLTON, R.B., 1963, GEOLOGIC MAP OF THE BROCKTON QUADRANGLE,}{Deposit:: ROOSEVELT AND RICHLAND COUNTIES, MONTANA: U.S. GEOL.}{Deposit:: SURVEY MISC. GEOL. INV. MAP I-362.}{Deposit:: U.S.G.S. TOPOGRAPHIC MAP, 1972, BROCKTON QUAD.: SCALE}{Deposit:: 1:24000} |