Timpopeba

POMERENE, JOEL B., GEOLOGY AND ORE DEPOSITS OF THE BELOHORIZONTE, IBIRITE AND MACACOS QUADRANGLES, MINAS GERAIS,BRAZIL, PP D1-D81.DORR II, JOHN VAN N., NATURE AND ORIGIN OF THE HIGH-GRADEHEMATITE ORES OF MINAS GERAIS, BRAZIL, ECONOMIC GEOLOGY,VOL. 60, NO. 1, JANUARY-FEBRUARY, 1965, PP 1-46.