Mineralogy Database

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291 samples matching your criteria

  • Sample n°9703 : black tabular crystals
    Minerals: WODGINITE
    Year: 1962
    Country: Rwanda
  • Sample n°9763 : bright crystal
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°9950 : blue impregnations in saccharoidal quartz
    Minerals: APATITE
    Year: 1960
    Country: Rwanda
  • Sample n°9957 : prismatic elbaite crystals (1 cm) in montebrasite
    Minerals: MONTEBRASITE ELBAITE
    Year: 1953
    Country: Rwanda
  • Sample n°9958 : green and black impregnations in white phosphates (montebrasite)
    Minerals: MONTEBRASITE MANGANESE OXIDES BARBOSALITE
    Year: 1963
    Country: Rwanda
  • Sample n°10387 : group of pyramidal prismatic crystals (7 cm), smoky quartz
    Minerals: QUARTZ
    Year: 1970
    Country: Rwanda
  • Sample n°10822 : sample with green meta-autunite impregnations, yellow-orange phosphuranylite zone
    Minerals: META-AUTUNITE PHOSPHURANYLITE
    Year: 1966
    Country: Rwanda
  • Sample n°11128 : two small crystals
    Minerals: WODGINITE
    Year: 1961
    Country: Rwanda
  • Sample n°11164 : lava with white geodes
    Minerals: ZEOLITE CHALCEDONY (quartz)
    Year: 1966
    Country: Germany
  • Sample n°11165 : sample with uraninite and (little) metatorbernite in conglomerate
    Minerals: URANINITE METATORBERNITE
    Year: 1966
    Country: Germany
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