Mineralogy Database

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953 samples matching your criteria

  • Sample n°9745 : autunite on quartz, in geode
    Minerals: AUTUNITE BOLTWOODITE URANINITE
    Year: 1962
    Country: Rwanda
  • Sample n°9591 : cassiterite in greisen
    Minerals: CASSITERITE
    Year: 1962
    Country: Rwanda
  • Sample n°9594 : coarse-grained greisen
    Minerals: MUSCOVITE QUARTZ
    Year: 1962
    Country: Rwanda
  • Sample n°9657 : pegmatite with partially albitised microcline, coarse-crystalline muscovite
    Minerals: MICROCLINE MUSCOVITE
    Year: 1962
    Country: Rwanda
  • Sample n°11145 : microcline-dominated pegmatite with muscovite-rich veins
    Minerals: MUSCOVITE MICROCLINE
    Year:
    Country: Rwanda
  • Sample n°9513 : fine-grained block
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°9608 : vein quartz in greisen
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9612 : albite-dominated pegmatite
    Minerals: QUARTZ ALBITE
    Year:
    Country: Rwanda
  • Sample n°9641 : albite-bearing coarse-grained pegmatite
    Minerals: ALBITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9266 : large block with prominent cleavage
    Minerals: ALBITE MICROCLINE
    Year: 1962
    Country: Rwanda
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