Mineralogy Database

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42 samples matching your criteria

  • Sample n°18600 : thick laminar coatings
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°18601 : greyish to purplish crystals
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
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