Mineralogy Database

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1097 samples matching your criteria

  • Sample n°15879 : large tourmaline crystals in quartz matrix
    Minerals: TOURMALINE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°15892 : thin malachite coating covering coating of quartz crystals
    Minerals: MALACHITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2340 : grey micaceous quartzite
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Minerals: APATITE QUARTZ MUSCOVITE
    Year:
    Country: Congo (RDC)
  • Sample n°11512.2 : sample with kasolite rosettes on malachite
    Minerals: KASOLITE METATORBERNITE MALACHITE QUARTZ HETEROGENITE
    Year: 1968
    Country: Congo (RDC)
  • Sample n°11289 : malachite-impregnated cavernous quartzite
    Minerals: QUARTZ MALACHITE
    Year: 1967
    Country: Congo (RDC)
  • Sample n°9594 : coarse-grained greisen
    Minerals: MUSCOVITE QUARTZ
    Year: 1962
    Country: Rwanda
  • Sample n°9679 : coarse-grained blocks with prominent large biotite crystals
    Minerals: ALBITE BIOTITE QUARTZ MUSCOVITE
    Year: 1962
    Country: Rwanda
  • Sample n°9608 : vein quartz in greisen
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9612 : albite-dominated pegmatite
    Minerals: QUARTZ ALBITE
    Year:
    Country: Rwanda