Mineralogy Database

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1477 samples matching your criteria

  • Sample n°10854 : white fibres (10 cm) in white quartzite
    Minerals: ACTINOLITE
    Year:
    Country: Congo (RDC)
  • Sample n°10855 : rare in vein quartz
    Minerals: GALENA GRAPHITE PYRITE QUARTZ
    Year: 1930
    Country: Congo (RDC)
  • Sample n°10856 : black prismatic crystals (0.1-2 cm) in phillite
    Minerals: STAUROLITE
    Year: 1930
    Country: Congo (RDC)
  • Sample n°10857 : isolated white crystals (2 cm), var. chiastolite
    Minerals: ANDALUSITE
    Year: 1930
    Country: Congo (RDC)
  • Sample n°10858 : black crystals (2 mm) and acicular rosettes in black phyllite
    Minerals: KYANITE STAUROLITE
    Year: 1930
    Country: Congo (RDC)
  • Sample n°10860 : massive mixed sulfides
    Minerals: ARSENOPYRITE PYRITE
    Year: 1930
    Country: Congo (RDC)
  • Sample n°10861 : vitreous block (8 cm)
    Minerals: QUARTZ
    Year: 1930
    Country: Congo (RDC)
  • Sample n°10863 : bright black coating on vein quartz
    Minerals: GRAPHITE QUARTZ
    Year: 1930
    Country: Congo (RDC)
  • Sample n°11067 : block of large interlocking crystals
    Minerals: KYANITE
    Year: 1936
    Country: Congo (RDC)
  • Sample n°11068 : fragments with large crystals
    Minerals: TOURMALINE
    Year: 1936
    Country: Congo (RDC)
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