Mineralogy Database

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953 samples matching your criteria

  • Sample n°10579 : grey massive heterosite with purple phosphosiderite crust on quartz
    Minerals: HETEROSITE PHOSPHOSIDERITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°10614 : brown and honey-coloured crystals (4 cm)
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°10615 : bright black tabular crystams (2 cm)
    Minerals: WOLFRAMITE
    Year:
    Country: Rwanda
  • Sample n°10616 : stony prismatic crystals (3-10 cm)
    Minerals: BERYL
    Year: 1964
    Country: Rwanda
  • Sample n°10617 : stony and pale green prismatic crystals (3-10 cm)
    Minerals: BERYL
    Year: 1964
    Country: Rwanda
  • Sample n°10618 : sample with meta-autunite in smoky quartz and muscovite
    Minerals: META-AUTUNITE
    Year: 1965
    Country: Rwanda
  • Sample n°10628 : yellow transparent twinned crystals
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°10632 : white and green block (15 cm)
    Minerals: MONTEBRASITE
    Year:
    Country: Rwanda
  • Sample n°10634 : stony prismatic crystals (2-3 cm)
    Minerals: BERYL
    Year:
    Country: Rwanda
  • Sample n°10635 : black plates (1-6 cm)
    Minerals: COLUMBITE
    Year:
    Country: Rwanda
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