Mineralogy Database

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3 samples matching your criteria

  • Sample n°246 : pink, massive
    Minerals: CHALCEDONY (quartz)
    Year: 1910
    Country: Congo (RDC)
  • Sample n°247 : group of prismatic crystals
    Minerals: QUARTZ
    Year: 1910
    Country: Congo (RDC)
  • Sample n°248 : block with radial patterns
    Minerals: QUARTZ
    Year: 1910
    Country: Congo (RDC)
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