Mineralogy Database

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35 samples matching your criteria

  • Sample n°741 : massive
    Minerals: CHALCOCITE
    Year: 1927
    Country: Congo (RDC)
  • Sample n°743 : debris of oxidised ore
    Minerals: CUPRITE MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°745 : band of green broken crystals in siliceous rock
    Minerals: DIOPTASE KATANGITE (plancheite) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°747 : small bright yellow crystals
    Minerals: WILLEMITE
    Year:
    Country: Congo (RDC)
  • Sample n°748 : small yellow crystals on limestone
    Minerals: WILLEMITE
    Year:
    Country: Congo (RDC)
  • Sample n°749 : oxidised ore
    Minerals: CHALCOCITE BARYTE MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°753 : black and specular brown layer on limestone
    Minerals: SPHALERITE
    Year:
    Country: Congo (RDC)
  • Sample n°1066 : bluish geodes in massive hematite
    Minerals: CHALCEDONY (quartz) HEMATITE
    Year:
    Country: Congo (RDC)
  • Sample n°1067 : block covered with pistachio-green crystals (close to hedyphane composition)
    Minerals: MIMETITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°1745 : reniform grey and white crust (chalcedony), olive-coloured powder (mottramite)
    Minerals: CHALCEDONY (quartz) MOTTRAMITE
    Year:
    Country: Congo (RDC)