Mineralogy Database

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85 samples matching your criteria

  • Sample n°9329 : large block of pegmatite
    Minerals: ALBITE MICA QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9330 : large block of pegmatite
    Minerals: ALBITE MICA QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9331 : greisen (15 cm)
    Minerals: ALBITE MUSCOVITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9334 : grey cryptocrystalline blocks (12 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°9341 : blocks of purple and greenish mixed phosphates (7 cm)
    Minerals: TRIPHYLITE HETEROSITE
    Year:
    Country: Rwanda
  • Sample n°9343 : black (quartz) and white (montebrasite) pegmatite, with green fluorapatite and white wavellite coating
    Minerals: MONTEBRASITE WAVELLITE FLUORAPATITE
    Year:
    Country: Rwanda
  • Sample n°9351 : black tabular crystals (1-2 cm)
    Minerals: COLUMBITE
    Year:
    Country: Rwanda
  • Sample n°9361 : large altered block with olive-green and orange zoning
    Minerals: MONTEBRASITE PYRITE
    Year:
    Country: Rwanda
  • Sample n°9732 : green plates (5 cm) in greisen (15 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°9733 : translucent grey fragments with pink-red crusts
    Minerals: ALBITE EUCRYPTITE
    Year: 1962
    Country: Rwanda
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