Reference | {Analytical Data:: WILKENING AND CUMMINGS}{Deposit:: WILKENING, R.M., AND CUMMINGS, M.L., 1987, MERCURY AND URANIUM MINERALIZATION IN THE CLARNO AND JOHN DAY FORMATIONS, BEAR CREEK BUTTE AREA, CROOK COUNTY, OREGON: OREGON GEOLOGY, V. 49, NO. 9, P. 103-110} |