Mineralogy Database

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3 samples matching your criteria

  • Sample n°13417 : prismatic crystals with iridescent surface in geode
    Minerals: QUARTZ HEMATITE
    Year: 1977
    Country: Congo (RDC)
  • Sample n°17491 : twinned crystals
    Minerals: STAUROLITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17785 : coarse-crystalline fragments
    Minerals: CASSITERITE FERBERITE
    Year: 2017
    Country: Congo (RDC)
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