Mineralogy Database

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13 samples matching your criteria

  • Sample n°1311 : brown crystals (1-5 cm)
    Minerals: CASSITERITE
    Year: 1934
    Country: Rwanda
  • Sample n°1312 : bundles of prismatic crystals in greisen
    Minerals: SCHORL
    Year: 1934
    Country: Rwanda
  • Sample n°859 : layered deposit
    Minerals: AMETHYST (quartz)
    Year: 1934
    Country: Rwanda