Mineralogy Database

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32 samples matching your criteria

  • Sample n°4363 : layer of grey crystals (4 cm)
    Minerals: CASSITERITE
    Year: 1954
    Country: Rwanda
  • Sample n°4364 : brown twinned crystals ('bec d'étain') (3 cm) in quartz vein
    Minerals: CASSITERITE
    Year: 1954
    Country: Rwanda
  • Sample n°4365 : intergrowth of large crystals, glassy lustre
    Minerals: CASSITERITE
    Year: 1954
    Country: Rwanda
  • Sample n°4366 : aggregate of brown crystals (1 cm) on vein quartz
    Minerals: CASSITERITE
    Year: 1954
    Country: Rwanda
  • Sample n°10251 : plate (10 cm) of small grey crystals
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°10275 : broken brown crystals (1-2 cm)
    Minerals: CASSITERITE
    Year: 1964
    Country: Rwanda
  • Sample n°10611 : brown crystals (1 cm) and aggregates
    Minerals: CASSITERITE
    Year: 1964
    Country: Rwanda
  • Sample n°10613 : massive sulfides (10 cm)
    Minerals: PYRITE
    Year: 1964
    Country: Rwanda
  • Sample n°13366 : bright black twinned crystals (1 cm)
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°13601 : plate of bright crystals (5 mm) on ochre oxidised rock
    Minerals: CASSITERITE
    Year: 1979
    Country: Rwanda
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