Mineralogy Database

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7938 samples matching your criteria

  • Sample n°15919 : laminated coating, with discontinuous cover of coarse-crystalline malachite
    Minerals: CHRYSOCOLLA MALACHITE PLANCHEITE
    Year: 2009
    Country: Congo (RDC)
  • Sample n°15920 : heterogenite coating on malachite-impregnated substrate
    Minerals: HETEROGENITE MALACHITE
    Year: 2009
    Country: Congo (RDC)
  • Sample n°15921 : heterogenite coating with associated well-developed quartz crystals
    Minerals: MALACHITE HETEROGENITE QUARTZ
    Year: 2009
    Country: Congo (RDC)
  • Sample n°15922 : large well-developed crystals, with thin colourless overgrowth
    Minerals: AMETHYST (quartz)
    Year: 2009
    Country: Congo (RDC)
  • Sample n°15923 : well-developed plate-shaped metatorbernite crystals and fine-grained heterogenite, as discontinuous coatings and occurrences within the substrate
    Minerals: HETEROGENITE METATORBERNITE
    Year: 2009
    Country: Congo (RDC)
  • Sample n°15924 : heterogeneous block, abundant secondary minerals
    Minerals: CUPRITE
    Year: 2009
    Country: Congo (RDC)
  • Sample n°15925 : large well-developed carrollite crystals on a coarse-crystalline calcite substrate
    Minerals: CALCITE CARROLLITE
    Year:
    Country: Congo (RDC)
  • Sample n°15929 : abundant dark crystals in schist (Kibara)
    Minerals: OTTRELITE
    Year:
    Country: Congo (RDC)
  • Sample n°15931 : scapolite-bearing schist, abundant small white spots
    Minerals: MEIONITE
    Year:
    Country: Congo (RDC)
  • Sample n°15990 : large massive block of pure native bismuth
    Minerals: BISMUTH
    Year:
    Country: Congo (RDC)
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