| Reference | {Deposit:: POPOFF, C.C., 1965, AN EVALUATION OF THE WESTERN PHOSPHATE}{Deposit:: INDUSTRY AND ITS RESOURCES, PT. 2, MONTANA, USBM RI 6611.}{Deposit:: MBMG IC 20, 1957, P. 3.}{Deposit:: LUFT, STANLEY, 1958, NORTHERN PACIFIC RAILWAY COMPANY,}{Deposit:: PROPERTIES AND INDUSTRIAL DEVELOPMENT DEPARTMENT,}{Deposit:: PHOSPHATE REPORT, P. 68.}{Deposit:: KLEPPER, M.R., 1953, STRATIGRAPHIC SECTIONS OF THE}{Deposit:: PHOSPHORIA FORMATION IN MONTANA, 1948: USGS CIRCULAR 260.}{Deposit:: SWANSON, R.W., 1970, MINERAL RESOURCES IN PERMIAN ROCKS OF}{Deposit:: SW MONTANA, USGS PROF. PAPER 313-E, P. 696.}{Deposit:: USGM MRB RPT 113, P. 56.}{Deposit:: MBMG BULL. 14, P. 3.} |