Mineralogy Database

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7938 samples matching your criteria

  • Sample n°751 : siliceous block, coverd by green twinned crystals (5 mm) (libethenite) and blue nodules (chalcedony)
    Minerals: CHALCEDONY (quartz) LIBETHENITE QUARTZ
    Year: 1910
    Country: Congo (RDC)
  • Sample n°752 : round smithsonite aggregate on siderite
    Minerals: SMITHSONITE GALENA SIDERITE
    Year: 1911
    Country: Congo (RDC)
  • Sample n°753 : black and specular brown layer on limestone
    Minerals: SPHALERITE
    Year:
    Country: Congo (RDC)
  • Sample n°754 : green and colourless clear crystals (quartz), pale green powder (katangite)
    Minerals: QUARTZ KATANGITE (plancheite)
    Year:
    Country: Congo (RDC)
  • Sample n°755 : block of dark blue fibrous nodules (shattuckite), green nodules (malachite), olive-green crust (volborthite)
    Minerals: SHATTUCKITE MALACHITE VOLBORTHITE
    Year: 1910
    Country: Congo (RDC)
  • Sample n°756 : fibro-radial plates
    Minerals: CALCITE
    Year: 1926
    Country: Congo (RDC)
  • Sample n°757 : sample with amber-coloured thin and thick tabular fourmarierite crystals (terminated), carmine-red wolsendorfite mass, curite needles and aggregates, yellow soddyite crystals and aggregates
    Minerals: FOURMARIERITE WOLSENDORFITE CURITE METATORBERNITE SODDYITE
    Year: 1927
    Country: Congo (RDC)
  • Sample n°759 : small nuggets in quartz vein
    Minerals: GOLD QUARTZ
    Year: 1912
    Country: Congo (RDC)
  • Sample n°761 : impregnation of rock
    Minerals: MALACHITE
    Year: 1919
    Country: Congo (RDC)
  • Sample n°763 : cubic crystals in quartzite
    Minerals: PYRITE
    Year: 1919
    Country: Congo (RDC)
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