Mineralogy Database

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1091 samples matching your criteria

  • Sample n°41 : rounded debris
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year: 1897
    Country: Congo (RDC)
  • Sample n°43 : flat prism, clear, 15 cm
    Minerals: QUARTZ
    Year: 1892
    Country: Congo (RDC)
  • Sample n°46 : debris
    Minerals: QUARTZ
    Year: 1891
    Country: Congo (RDC)
  • Sample n°47 : greisen
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°64 : gangue with tabular crystals
    Minerals: BARYTE PYRITE QUARTZ
    Year: 1899
    Country: Congo (RDC)
  • Sample n°67 : clear transparent fragments
    Minerals: QUARTZ
    Year: 1899
    Country: Congo (RDC)
  • Sample n°69 : black veneer
    Minerals: MAGNETITE QUARTZ
    Year: 1899
    Country: Congo (RDC)
  • Sample n°71 : transparent debris
    Minerals: QUARTZ
    Year: 1899
    Country: Congo (RDC)
  • Sample n°75 : cut fragments (?)
    Minerals: QUARTZ
    Year: 1899
    Country: Congo (RDC)
  • Sample n°79 : divers debris
    Minerals: QUARTZ
    Year: 1900
    Country: Congo (RDC)
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