| Reference | {Deposit:: HOGBERG, R. K., 1960 , GEOLOGY OF THE RUBY CREEK IRON DEPOSIT, MADISON CO. MT. 11TH ANN. FIELD CONF., 1960 BILLINGS GEOL. SOC.}{Deposit:: DEMUNK, V. C., 1956 , IRON DEPOSITS IN MONTANA: MONTANA BUREAU OF MINES AND GEOLOGY INFORMATION CIRCULAR 13 , P. 41.}{Deposit:: BAYLEY, R. W., AND JAMES, H. L., 1973 , PRECAMBRIAN IRON FORMATIONS OF THE U. S.: ECON GEOL. VOL. 68 , NO. 7}{Deposit:: HOGBERG, R.K., 1960, GEOLOGY OF THE RUBY CREEK IRON DEPOSIT, MADISON COUNTY, MONTANA, IN 11TH ANNUAL FIELD CONFERENCE, BILLINGS GEOLOGICAL SOCIETY.}{Deposit:: MONTANA BUREAU OF MINES AND GEOLOGY,(N.D.), UNPUBLISHED SUMMARY OF INFORMATION ON IRON ORE, BITUMINOUS COAL, FLUORITE, AND CHROMITE: MONTANA BUREAU OF MINES AND GEOLOGY.}{Deposit:: DEMUNK, V.C., 1956, IRON DEPOSITS IN MONTANA: MONTANA BUREAU OF MINES AND GEOLOGY INFORMATION CIRCULAR 13.}{Deposit:: 1956 COMPILE MBMG REPORT (INFORMATION CIRCULAR)}{Deposit:: 1960 GEOLMAP NORTHERN PAC. R. R. REPORT, 11TH ANN CONF. BGS}{Deposit:: 1969 COMPILE MBMG, SUMMARY REPORT (UNPUBLISHED)} |