Mineralogy Database

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14 samples matching your criteria

  • Sample n°8933 : bluish grey porcelaneous block (12 cm)
    Minerals: VARISCITE
    Year: 1961
    Country: Rwanda
  • Sample n°10258 : black striated plate (2 cm)
    Minerals: COLUMBITE
    Year:
    Country: Rwanda
  • Sample n°10487 : white stony debris (4 cm)
    Minerals: BERYL
    Year:
    Country: Rwanda
  • Sample n°10619 : layers of juxtaposed pyramidal crystals (2 cm)
    Minerals: AMETHYST (quartz)
    Year: 1964
    Country: Rwanda
  • Sample n°10620 : plate of purplish black pyramidal crystals (15 cm)
    Minerals: QUARTZ
    Year: 1964
    Country: Rwanda
  • Sample n°10621 : white blocks
    Minerals: AMBLYGONITE
    Year: 1964
    Country: Rwanda
  • Sample n°10622 : plates (15 cm)
    Minerals: CASSITERITE
    Year: 1964
    Country: Rwanda
  • Sample n°13363 : pink debris (4 cm)
    Minerals: SPODUMENE
    Year: 1976
    Country: Rwanda
  • Sample n°14311 : white-pink crust on pink block (5 cm)
    Minerals: ANTHOINITE
    Year: 1983
    Country: Rwanda
  • Sample n°15955 : fragments
    Minerals: BISMUTHINITE
    Year:
    Country: Rwanda
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