Mineralogy Database

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327 samples matching your criteria

  • Sample n°767 : disseminated in cavernous quartz
    Minerals: GOLD QUARTZ
    Year: 1926
    Country: Congo (RDC)
  • Sample n°768 : coating on smoky quartz
    Minerals: GOLD QUARTZ
    Year: 1926
    Country: Congo (RDC)
  • Sample n°771 : debris
    Minerals: HEMATITE
    Year: 1918
    Country: Congo (RDC)
  • Sample n°773 : siliceous laterite
    Minerals: GOETHITE
    Year: 1925
    Country: Congo (RDC)
  • Sample n°788 : purple ore
    Minerals: HEMATITE
    Year: 1926
    Country: Congo (RDC)
  • Sample n°801 : blue plate (2 cm)
    Minerals: KYANITE
    Year: 1927
    Country: Congo (RDC)
  • Sample n°802 : small tablet in laterite
    Minerals: KYANITE GOETHITE QUARTZ
    Year: 1926
    Country: Congo (RDC)
  • Sample n°865 : speckes in vein quartz
    Minerals: CHALCOPYRITE QUARTZ
    Year: 1934
    Country: Congo (RDC)
  • Sample n°866 : small crystals in sandstone
    Minerals: PYRITE
    Year: 1934
    Country: Congo (RDC)
  • Sample n°868 : thin vein in quartz
    Minerals: GALENA QUARTZ
    Year: 1934
    Country: Congo (RDC)
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