Mineralogy Database

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953 samples matching your criteria

  • Sample n°10382 : crystals
    Minerals: CASSITERITE
    Year: 1964
    Country: Rwanda
  • Sample n°10419 : crystals
    Minerals: CASSITERITE
    Year: 1964
    Country: Rwanda
  • Sample n°16880 : section of large hexagonal crystal (20 cm)
    Minerals: BERYL
    Year: 1953
    Country: Rwanda
  • Sample n°16881 : large block, including contact with coarse-crystalline quartz
    Minerals: AMBLYGONITE
    Year: 1953
    Country: Rwanda
  • Sample n°16882 : massive block
    Minerals: AMBLYGONITE
    Year: 1953
    Country: Rwanda
  • Sample n°9379 : large muscovite plates as part of pegmatite matrix
    Minerals: MUSCOVITE QUARTZ MICROCLINE ALBITE
    Year: 1962
    Country: Rwanda
  • Sample n°17128 : concentrate
    Minerals: MICROLITE
    Year: 2014
    Country: Rwanda
  • Sample n°15985 : zoned crystal, grading from quartz to amethyst
    Minerals: AMETHYST (quartz)
    Year:
    Country: Rwanda
  • Sample n°9472 : crystals
    Minerals: ELBAITE
    Year:
    Country: Rwanda
  • Sample n°9488 : crystals
    Minerals: SCHORL
    Year:
    Country: Rwanda
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