| Reference | {Deposit:: CRIB}{Deposit:: POPOFF, C. C., 1965, AN EVALUATION OF THE WESTERN PHOSPHATE}{Deposit:: INDUSTRY AND I* RESOURCES, PT. 2, MONTANA, U.S. BUREAU}{Deposit:: OF MINES RI 6611, P. 99.}{Deposit:: SWANSON, R. W., 1970, MIN. RES. IN PERMIAN ROCKS OF SW}{Deposit:: MONTANA: USGS PROF. PAPER 313-E, P. 705, 757.}{Deposit:: USGS CIRC. 260, P. 19.}{Deposit:: MISSOURI RIVER BASIN REPORT 73, P. B-6.}{Deposit:: A PHOSPHATE SAMPLE SITE.}{Deposit:: SEE BIRCH CREEK 0300010538 FOR SEVERAL MILES OF PERMIAN}{Deposit:: EXPOSURE.} |