Mineralogy Database

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297 samples matching your criteria

  • Sample n°8912 : grey cryptocrystalline block (10 cm) with plate-shaped crystals along surface, var. phengite
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°8914 : micaceous pegmatite (7 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°8921 : layered block (14 cm) with beds of black needles
    Minerals: DRAVITE MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°8924 : grey muscovitite (12 cm), var. phengite
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°8937 : very large block
    Minerals: BIOTITE MUSCOVITE QUARTZ TOURMALINE
    Year:
    Country: Rwanda
  • Sample n°8975 : coarse-crystalline red muscovitite
    Minerals: MUSCOVITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8983.2 : core section (4 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Rwanda
  • Sample n°9053 : lamellae (15 cm)
    Minerals: MUSCOVITE
    Year:
    Country: Morocco
  • Sample n°9056 : plate-shaped crystals from pegmatite
    Minerals: MUSCOVITE
    Year:
    Country: Burundi
  • Sample n°9060 : coating with columnar and reticular patterns on muscovitite
    Minerals: CASSITERITE MUSCOVITE
    Year: 1962
    Country: Rwanda
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