| Reference | {Deposit:: U.S.G.S. PROFESSIONAL PAPER 341, GEOLOGY AND MINERAL}{Deposit:: RESOURCES OF PARTS OF MINAS GERAIS, BRAZIL, P. C18,C19,C64}{Deposit:: & C65.}{Deposit:: SKILLINGS, JR., DAVID N., C.V.R.D* IRON ORE MINING AND}{Deposit:: PLANT OPERATIONS AT ITABIRA, SKILLING*MINING REVIEW}{Deposit:: SEPTEMBER 24, 1977, PP 10 - 16.}{Reserve-Resource:: AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, 6/93, P. 36.} |