Mineralogy Database

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3 samples matching your criteria

  • Sample n°75 : cut fragments (?)
    Minerals: QUARTZ
    Year: 1899
    Country: Congo (RDC)
  • Sample n°136 : botryoidal aggregates on ferruginous substrate
    Minerals: MALACHITE
    Year: 1900
    Country: Congo (RDC)
  • Sample n°137 : prisms, pyramidal terminations
    Minerals: QUARTZ
    Year: 1900
    Country: Congo (RDC)
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