Mineralogy Database

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2 samples matching your criteria

  • Sample n°5466 : large crystals (30 cm)
    Minerals: BIOTITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°12747 : altered plates (10 cm)
    Minerals: BIOTITE
    Year: 1972
    Country: Congo (RDC)
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