| Reference | {Deposit:: PRINZ, W., 1971, STATUS OF INVESTIGATIONS OF SEVERAL IRON DE}{Deposit:: IN C. COLOMBIA: USGS PROJECT RPT. IR CO-19 FOR AID, MAR., 71}{Deposit:: SINGEWALD, Q., 1949, MINERAL RESOURCES OF COLOMBIA: USGS B.}{Deposit:: 204 PGS.}{Deposit:: VAN HOUTEN, F., 1967, CENOZOIC OOLITIC IRON ORE, PAZ DE RIO,}{Deposit:: COLOMBIA: ECON. GEOL., VOL. 62, PP. 992-999.}{Deposit:: WOKITTEL, R., 1968, COLOMBIA IN LATIN AMERICAN MINING: SERV.}{Deposit:: NAC., BOL. GEOL., VOL. 16, NO. 1-3, PP. 113-160, IN SPANISH.}{Reserve-Resource:: AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUN 93,P. 36.} |