Mineralogy Database

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32 samples matching your criteria

  • Sample n°1793 : layer (10 cm) of brown crystals
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°1865 : brown twinned crystal (3 cm)
    Minerals: CASSITERITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1866 : bright brown plate (6 cm)
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°1867 : brown and black mixed material (7 cm)
    Minerals: CASSITERITE WOLFRAMITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1997 : bright black plate (4 cm)
    Minerals: WOLFRAMITE
    Year:
    Country: Rwanda
  • Sample n°4367 : brown crystals (1 cm) in pegmatite with muscovite
    Minerals: CASSITERITE MAGNETITE MUSCOVITE QUARTZ
    Year: 1954
    Country: Rwanda
  • Sample n°4368 : brown crystalline mass (5 cm)
    Minerals: CASSITERITE
    Year: 1954
    Country: Rwanda
  • Sample n°5836 : scoriaceous micaceous material
    Minerals: GOETHITE MICA QUARTZ
    Year: 1955
    Country: Rwanda
  • Sample n°5907 : pink concentrate (3 mm)
    Minerals: ZIRCON
    Year: 1956
    Country: Rwanda
  • Sample n°8511 : plate-shaped crystals (1-6 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
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