Mineralogy Database

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297 samples matching your criteria

  • 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°9679 : coarse-grained blocks with prominent large biotite crystals
    Minerals: ALBITE BIOTITE QUARTZ 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°2501 : cassiterite in coarse-crystalline quartz vein
    Minerals: CASSITERITE MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°16145 : quartz with abundant thick coarse-crystalline muscovite veins
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°16156 : block with abundant tourmaline crystals and muscovite booklets
    Minerals: MUSCOVITE TOURMALINE
    Year:
    Country: Congo (RDC)
  • Sample n°16224 : abundant green crystals in micaceous matrix
    Minerals: TOURMALINE MUSCOVITE
    Year:
    Country: Rwanda
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