Mineralogy Database

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331 samples matching your criteria

  • Sample n°10292 : brown needles (1-2 cm) in green muscovite-rich blocks (7-15 cm)
    Minerals: MUSCOVITE TOURMALINE
    Year:
    Country: Rwanda
  • Sample n°10294 : debris
    Minerals: AMETHYST (quartz)
    Year:
    Country: Rwanda
  • Sample n°10295 : black reniform block (5 cm)
    Minerals: GOETHITE
    Year: 1963
    Country: Rwanda
  • Sample n°10297 : grey particles (5 mm)
    Minerals: MONAZITE
    Year: 1963
    Country: Rwanda
  • Sample n°10298 : pink and blue blocks (7 cm)
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°10299 : olive-green block (5 cm)
    Minerals: CHALCEDONY (quartz)
    Year: 1963
    Country: Rwanda
  • Sample n°10301 : mixed phosphates (8 cm)
    Minerals: BRAZILIANITE BURANGAITE SCORZALITE AUGELITE CHILDRENITE WARDITE
    Year:
    Country: Rwanda
  • Sample n°10302 : greenish block (5 cm)
    Minerals: BRAZILIANITE
    Year:
    Country: Rwanda
  • Sample n°10303 : mixed phosphates (6 cm)
    Minerals: GRAPHITE TRIPLITE MONTEBRASITE
    Year: 1963
    Country: Rwanda
  • Sample n°10304 : black wyllieite crystals in vein quartz and white montebrasite
    Minerals: MONTEBRASITE WYLLIEITE QUARTZ
    Year:
    Country: Rwanda
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