Mineralogy Database

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953 samples matching your criteria

  • Sample n°7992 : translucent brown twinned crystals (2 cm)
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°8646 : bluish blocks (4 cm)
    Minerals: LAZULITE AMBLYGONITE
    Year: 1960
    Country: Rwanda
  • Sample n°8766 : sample with yellow meta-autunite, green metatorbernite, purple fluorite, in breccia
    Minerals: META-AUTUNITE METATORBERNITE FLUORITE QUARTZ
    Year: 1960
    Country: Rwanda
  • Sample n°8767 : sample with black uraninite veinlets, yellow nodules of canary-yellow boltwoodite scales, yellow-green autunite
    Minerals: BOLTWOODITE URANINITE AUTUNITE QUARTZ
    Year: 1960
    Country: Rwanda
  • Sample n°8768 : sample with biotite in uraniferous breccia
    Minerals: BIOTITE
    Year: 1960
    Country: Rwanda
  • Sample n°8769 : sample with phosphuranylite as yellow powder, green autunite
    Minerals: PHOSPHURANYLITE AUTUNITE
    Year: 1960
    Country: Rwanda
  • Sample n°8770 : sample composed of uraniferous microlite concentrate
    Minerals: MICROLITE
    Year: 1960
    Country: Rwanda
  • Sample n°8771 : sample with green autunite
    Minerals: AUTUNITE ALBITE APATITE
    Year: 1960
    Country: Rwanda
  • Sample n°8773 : blocks of mixed phosphates
    Minerals: HETEROSITE PHOSPHOSIDERITE HUREAULITE
    Year:
    Country: Rwanda
  • Sample n°8774 : blue and white zoned blocks
    Minerals: APATITE BERLINITE MONTEBRASITE
    Year:
    Country: Rwanda
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