| Reference | {Deposit:: MINING MAGAZINE. IRON MINING IN VENEZUELA. JULY, 1981,}{Deposit:: PP. 18-25.}{Deposit:: ENGINEERING AND MINING JOURNAL. VENEZUELA: A BOOMING SCENE.}{Deposit:: NOV. 1977, PP. 63-69.}{Deposit:: ARGALL, G. O., JR. FERROMINERA ORINOCO MAXIMIZES IRON MINES}{Deposit:: TO MEET NEW ORE DEMANDS. WORLD MINING. MARCH 1977,}{Deposit:: PP. 51-54.}{Deposit:: MINING MAGAZINE. CVG: USING VENEZUELAN NATURAL RESOURCES.}{Deposit:: JULY 1981, PP. 34-37.}{Deposit:: MINISTRY OF MINES, CARACAS, VENEZUELA. MONTHLY BULLETIN.}{Deposit:: V. 9, NO. 5, MAY 1976, PP. 16-24.}{Deposit:: UNITED NATIONS. SURVEY OF WORLD IRON RESOURCES. 1970.}{Deposit:: RUCKNICK, J. C. THE IRON ORES OF CERRO BOLIVAR. ECON. GEOL.}{Deposit:: V. 58, JUNE 25, 1975, PP. 218-236.} |