| Lord, R. A., Prichard, H. M., S.SA, J. H., Neary, C. R. (2004) Chromite Geochemistry and PGE Fractionation in the Campo Formoso Complex and Ipueira-Medrado Sill, Bahia State, Brazil. Economic Geology, 99 (2) 339-363 doi:10.2113/gsecongeo.99.2.339 | Journal (article/letter/editorial) | Fractionation in the Campo Formoso Complex and Ipueira-Medrado Sill, Bahia State, Brazil R. A. LORD,† Clean...de Geociências, Universidade Federal da Bahia, Salvador, Brazil AND C. R. NEARY Formerly at Natural Environment...northern margin of the São Francisco craton. The ultramafic host rocks are remnants of early Precambrian...district, a folded segment of a 200- to 250-m-thick ultramafic-mafic sill contains a 5- to 8-m-thick highly...alteration and serpentinization. In Campo Formoso a deeply eroded stratiform complex contains at least seven different | | | Catalog/List | at the termination of pale pink color with very complex growth figures. The Fluorite is a cubo-octahedron...up to 1.44 inches (3.66 cm), and all display a complex set of cubic growth figures that lend a satin luster... 52053 MAGNESITE Brumado (Bom Jesus dos Meiras), Bahia, Brazil As prevalent as Magnesium Carbonate is in the...five or less localities is the deposit at Brumado, Brazil, where well-formed and transparent crystals are...500-$9,500 52054 MANGANOTANTALITE Minas Gerais, Brazil Everybody has become acquainted with the political |
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