Mineralogy Database

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1547 samples matching your criteria

  • Sample n°9577 : pegmatite with green mica (15 cm), var. phengite
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9578 : pegmatite (15 cm) with pink saccharoidal microcline
    Minerals: MICROCLINE
    Year:
    Country: Rwanda
  • Sample n°9580 : coarse-grained block
    Minerals: MICROCLINE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9583 : white saccharoidal blocks (6 cm)
    Minerals: ALBITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9586 : grey pegmatite (12 cm)
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9588 : tabular crystals (1 cm) in greisen
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°9596 : black crystals in vein quartz (7 cm)
    Minerals: SCHORL
    Year:
    Country: Rwanda
  • Sample n°9599 : various crystals (1 cm)
    Minerals: PYRITE
    Year:
    Country: Rwanda
  • Sample n°9601 : pink blocks (8-13 cm)
    Minerals: MICROCLINE
    Year: 1970
    Country: Rwanda
  • Sample n°9602 : long bluish needles on quartz (20 cm)
    Minerals: GLAUCOPHANE QUARTZ
    Year:
    Country: Rwanda
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