Mineralogy Database

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2 samples matching your criteria

  • Sample n°555 : blocks with pink and green veins, var chrysoprase
    Minerals: QUARTZ
    Year: 1913
    Country: Congo (RDC)
  • Sample n°556 : geode with prismatic crystals (1 cm)
    Minerals: QUARTZ CHALCEDONY (quartz)
    Year: 1913
    Country: Congo (RDC)