Contributions to Mineralogy and Petrology

, Volume 87, Issue 4, pp 418–419 | Cite as

Sr-gorceixite, a weathering product in rich iron ores from the Córrego do Feijão Mine, Minas Gerais, Brazil

  • Wania Greiffo
  • Klaus Herrmann
  • Georg Müller
  • Karl W. Strauss
Article

Abstract

A sulfate-bearing Sr-Ba phosphate (Sr-gorceixite) formed by supergene alteration in rich iron ores from Minas Gerais, Brazil, has been studied by means of microprobe techniques. Analytical data and the structural formula are presented.

Keywords

Iron Phosphate Analytical Data Mineral Resource Structural Formula 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

References

  1. Hoefs J, Müller G, Schuster AK (1982) Polymetamorphic relations in the iron ores from the Iron Quadrangle, Brazil: the correlation of oxygen isotope variations with deformation history. Contrib Mineral Petrol 79:241–251Google Scholar
  2. Hussak E (1906) Über die sogenannten “Phosphat-Favas” der diamantführenden Sande Brasiliens. Tschermaks Mineral Petrol Mitt 25:335–344Google Scholar
  3. Morris RC (1983) Supergene alteration of banded iron-formation. In: Trendall AF, Morris RC (ed) Developments in Precambrian geology. 6. Iron-formation: facts and problems. Elsevier, Amsterdam, pp 513–534Google Scholar
  4. Nriagu JO (1984) Phosphate minerals: their properties and general modes of occurrence. In: Nriagu JO, Moore PB (ed) Phosphate minerals. Springer, Berlin Heidelberg New York, pp 1–136Google Scholar
  5. Palache C, Berman H, Frondel C (1960) The system of mineralogy of J.D. Dana and E.S. Dana, 7th ed, vol. 2. Wiley, New York, pp 1122Google Scholar
  6. Roberts WL, Rapp GB jr, Weber J (1974) Encyclopedia of minerals. Van Nostrand Reinhold Comp, New York, pp 693Google Scholar
  7. Strunz H (1977) Mineralogische Tabellen. Akademische Verlagsgesellschaft, Leipzig. 6th ed, 621 ppGoogle Scholar
  8. Walenta K (1966) Beiträge zur Kenntnis seltener Arsenatminerale unter besonderer Berücksichtigung von Vorkommen des Schwarzwaldes. Tschermaks Mineral Petrol Mitt 11:121–164Google Scholar

Copyright information

© Springer-Verlag 1984

Authors and Affiliations

  • Wania Greiffo
    • 1
  • Klaus Herrmann
    • 1
  • Georg Müller
    • 1
  • Karl W. Strauss
    • 1
  1. 1.Institut für Mineralogie und Mineralische Rohstoffe der Technischen Universität ClausthalClausthal-ZellerfeldGermany

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