Matuca Ii

MINERACOES BRASILEIRAS REUNIDAS S. A. MBR, CAMI GROUPPUBLICATION, UNPAGINATED.PERSONAL CORRESPONDENCE, SYDENSTRICKER, MINERACOESBRASILEIRAS REUNIDAS S. A.-MBR, FEB. 23, 1978.STAFF, 1978 ENGINEERING AND MINING JOURNAL INTERNATIONALDIRECTORY OF MINING, P. 276.DORR, JOHN VAN N., II, NATURE AND ORIGIN OF THE HIGH GRADEHEMATITE ORES OF MINAS GERAIS, BRAZIL, ECONOMIC GEOLOGY,V. 60, NO. 1, JAN-FEB 1965, P. 1-46.POMERENE, J. B., GEOLOGY AND ORE DEPSOITS OF THE BELOHORIZONTE, ITABIRITE, AND MARCOS QUADRANGLES, MINASGERAIS, BRAZIL, U. S. GEOLOGICAL SURVEY PROF. PAPER 341,PT. D, 1964, P. D1-D80.