Reference | {Deposit:: UNITED NATIONS N.Y., 1970, IRON ORE DEPOSITS OF SOUTH AMERICA.(PP 302-380)IN SURVEY OF WORLD IRON ORE RESOURCES; E69 11 C.4.}{Deposit:: PRINZ, W., 1971, STATUS OF INVESTIGATIONS OF SEVERAL IRON DEPOSITS, CENTRAL COLOMBIA: SPECIAL PROJECT REPORT CO-19, U.S. GEOLOGICAL SURVEY, OFFICE OF INTERNATIONAL GEOLOGY, 42 P.}{Deposit:: 1967 GEOCOLOMBIA CONSULTANTS, PRIVATE}{Deposit:: 1970 GEOLMAP WILLIAM PRINZ} |