Sônia Maria Barros de Oliveira

Geology and geochemistry of the Águas Claras and Pico Iron Mines, Quadrilátero Ferrífero, Minas Gerais, Brazil

Carlos Alberto Spier, Sônia Maria Barros de Oliveira, Carlos Alberto Rosière · Mineralium Deposita · 2003 · 71 citations

áGuas Claras, Quadrilátero Ferrífero, Engineering +8

Rare earth elements as tracers of sediment contamination by phosphogypsum in the Santos estuary, southern Brazil

Sônia Maria Barros de Oliveira, Paulo Sérgio Cardoso da Silva, B. P. Mazzilli et al. · Applied Geochemistry · 2007 · 68 citations

Biogeochemistry, Environmental Chemistry, Engineering +12

Lateritic nickel deposits of Brazil

Sônia Maria Barros de Oliveira, J. J. Trescases, Adolpho José Melfi · Mineralium Deposita · 1992 · 65 citations · Full text

Materials Science, Engineering, Nonmetallic Mineral Deposit +8

Weathering alteration and related REE concentration in the Catalão I carbonatite complex, central Brazil

Sônia Maria Barros de Oliveira, Rosely Aparecida Liguori Imbernon · Journal of South American Earth Sciences · 1998 · 61 citations

Engineering, Environmental Geochemistry, Environmental Mineralogy +8

Chemical and radiological characterization of clay minerals used in pharmaceutics and cosmetics

Paulo Sérgio Cardoso da Silva, Sônia Maria Barros de Oliveira, Luciana Aparecida Farias et al. · Applied Clay Science · 2011 · 53 citations · Full text

Industrial Mineral, Environmental Chemistry, Clay Materials +12