 | Brenner, T. L., Teixeira, N. A., Oliveira, J. A. L., Franke, N. D., Thompson, J. F. H. (1990) The O'Toole nickel deposit, Morro do Ferro greenstone belt, Brazil. Economic Geology, 85 (5) 904-920 doi:10.2113/gsecongeo.85.5.904 | Journal (article/letter/editorial) | | 1990, pp. 904-920 The O'Toole Nickel Deposit, Morro do Ferro GreenstoneBelt, Brazil T. L. BRENNER,*N. A...J. F. H. THOMPSON BP MineraqtioLtda., Bio de Janeiro,Brazil Abstract The O'Tooleorebodyis the firsts...foundin Brazil. It is in the ArchcanMorro do Ferro greenstonebelt in the southwestpart of Minas Gerais,Brazil...iron-formationhave been defined to date in the O'Toole sequence.The depositis associated with the uppercyclethat...the thinningof the footwallsedimentsbeneaththe O'Toole deposit.This embaymentis postulatedto be primary |  | | Journal (article/letter/editorial) | | the Morro do Ferro Greenstone Belt, Southeastern Brazil A. Choudhuri , S. S. Iyer & H. R. Krouse To cite...the Morro do Ferro Greenstone Belt, Southeastern Brazil, International Geology Review, 39:3, 230-238, DOI:...Brazil1 A. CHOUDHURI, Instituto de Geociencias, Universidade Estadual de Campinas, Caixa Postal 6152, 13081-970...13081-970 Campinas, Brazil S. S. IYER, AND H. R. KROUSE Department of Physics and Astronomy, University...Morro do Ferro greenstone belt in southeastern Brazil, Ni-Cu massive sulfides hosted by komatiites occur |  | | Journal (article/letter/editorial) | | 921-927 Platinum-Group Minerals in the O'Toole (Ni-Cu-Co) Deposit, Brazil CELINA MARIA LEITE MARCHETTO Av...Cdmara, 160-sala 1408, Rio de Janeiro-R J, CEP20020,Brazil Abstract The O'Toole depositis a Cu-Ni-Co sulfidelens...metamorphismand shearing. The main sulfidesof the O'Toole depositare pyrrhotite (po), pentlanditc(pn), and...were identifiedduring microscopy on ore fromthe O'Toole deposit.Mineralidentifications were madeandconfirmedby...THE O'Toole depositwasdiscoveredin 1983 by BP Minera•5o Ltda. It is situated in the Fortaleza de Minasdistrictof |  | | Report (chapter) | | Abstract: Mineralogical characterization of an ore deposit is an essential on-going activity in a continuum...mineralogy varies throughout an orebody. An ore deposit is the end product of a number of mineralizing...which have produced an economically viable deposit. Mineral deposit formation is an evolving process and not...location and geological definition of a mineral deposit. Mining involves extraction and processing to produce...The mineralogical characterization of a mineral deposit is an essential on-going activity in a continuum |
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