Mineralogy Database

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953 samples matching your criteria

  • Sample n°10704 : white spherulites (5 cm) in pale green block (12 cm)
    Minerals: TREMOLITE
    Year: 1965
    Country: Rwanda
  • Sample n°10706 : amphibolite (15 cm and larger piece)
    Minerals: ACTINOLITE DIOPSIDE TREMOLITE
    Year:
    Country: Rwanda
  • Sample n°10707 : olive-green aggregates and pale green mass in block (15 cm)
    Minerals: VESUVIANITE DIOPSIDE FLUORITE
    Year:
    Country: Rwanda
  • Sample n°10708 : pale green altered breccious block (15 cm)
    Minerals: TREMOLITE
    Year: 1965
    Country: Rwanda
  • Sample n°10709 : white block (12 cm)
    Minerals: DIOPSIDE
    Year: 1965
    Country: Rwanda
  • Sample n°10710 : quartzite impregnated with sillimanite (15 cm)
    Minerals: SILLIMANITE
    Year:
    Country: Rwanda
  • Sample n°10712 : quartzite impregnated with white sillimanite (12 cm)
    Minerals: SILLIMANITE
    Year:
    Country: Rwanda
  • Sample n°10759 : greenish prismatic crystals in amblygonite-bearing pegmatite
    Minerals: BERYL AMBLYGONITE
    Year: 1965
    Country: Rwanda
  • Sample n°10760 : altered pyrite-bearing rock
    Minerals: PYRITE
    Year: 1965
    Country: Rwanda
  • Sample n°10822 : sample with green meta-autunite impregnations, yellow-orange phosphuranylite zone
    Minerals: META-AUTUNITE PHOSPHURANYLITE
    Year: 1966
    Country: Rwanda
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