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  1. No Access

    Chapter and Conference Paper

    Iron Ore Hypogene Mineralization in the São Francisco Craton

    Two large-scale mineralization events associated with two orogenies generated economically important iron formation-hosted hypogene high-grade iron orebodies in the Brazilian São Francisco craton each with dis...

    Carlos A. Rosière, Leonardo E. Lagoeiro… in Recent Research on Sedimentology, Stratigr… (2024)

  2. No Access

    Article

    Wear and Corrosion Resistances of Active Screen Plasma-Nitrided Duplex Stainless Steels

    Two grades of duplex stainless steel, SAF 2205 and SAF 2507, were nitrided using an active screen plasma process carried out at 380 °C for 10 h and were characterized in terms of microstructure and hardness. W...

    Giuseppe Pintaude, Ane C. Rovani… in Journal of Materials Engineering and Perfo… (2019)

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    Article

    Chemistry, Raman and infrared spectroscopic characterization of the phosphate mineral reddingite: (MnFe)3(PO4)2(H2O,OH)3, a mineral found in lithium-bearing pegmatite

    Detailed investigation of an intermediate member of the reddingite–phosphoferrite series, using infrared and Raman spectroscopy, scanning electron microcopy and electron microprobe analysis, has been carried o...

    Ray L. Frost, Yunfei **, Ricardo Scholz… in Physics and Chemistry of Minerals (2012)

  4. No Access

    Chapter and Conference Paper

    Three-Dimensional Evaluation of Magnetite–Hematite Transformation Via EBSD Technique

    Previous research has shown that the orientation of the lattice of hematite, originated during the transformation of magnetite to an oxidized phase, is controlled by the original crystal of magnetite. So, to c...

    Paola F. Barbosa, Leonardo E. Lagoeiro… in Proceedings of the 10th International Cong… (2012)