Mineralogy Database

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45 samples matching your criteria

  • Sample n°1745 : reniform grey and white crust (chalcedony), olive-coloured powder (mottramite)
    Minerals: CHALCEDONY (quartz) MOTTRAMITE
    Year:
    Country: Congo (RDC)
  • Sample n°1751 : fine-grained olive-green mottramite on limestone
    Minerals: MOTTRAMITE CHALCEDONY (quartz)
    Year:
    Country: Congo (RDC)
  • Sample n°2836 : yellow earthy crust
    Minerals: MOTTRAMITE
    Year: 1949
    Country: Congo (RDC)
  • Sample n°3408 : green coating on arkose
    Minerals: MOTTRAMITE
    Year:
    Country: Congo (RDC)
  • Sample n°3409 : green coating on sandstone
    Minerals: MOTTRAMITE
    Year:
    Country: Congo (RDC)
  • Sample n°3522 : white chervetite crystals, yellow mottramite powder
    Minerals: CHERVETITE MOTTRAMITE
    Year:
    Country: Congo (RDC)
  • Sample n°4505 : mixed cryptocrystalline ore
    Minerals: MALACHITE CHRYSOCOLLA MOTTRAMITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4543 : contact between white and black mineralisation
    Minerals: MOTTRAMITE CALCITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°5795 : grey calcite crystals (2 cm), yellow mottramite powder, in core section (sandstone)
    Minerals: CALCITE MOTTRAMITE
    Year:
    Country: Congo (RDC)
  • Sample n°5830 : white chevretite crystals (5 mm), yellow mottramite crust
    Minerals: CHERVETITE MOTTRAMITE
    Year:
    Country: Congo (RDC)
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