Mineralogy Database

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953 samples matching your criteria

  • Sample n°9461 : pegmatite with purple plates (12 cm)
    Minerals: POLYLITHIONITE
    Year: 1961
    Country: Rwanda
  • Sample n°9462 : broken green prismatic crystals in lepodolite-bearing pegmatite
    Minerals: ELBAITE LEPIDOLITE QUARTZ
    Year: 1961
    Country: Rwanda
  • Sample n°9466 : aggregate of grey crystals (1 cm)
    Minerals: QUARTZ
    Year:
    Country: Rwanda
  • Sample n°9468 : black prismatic crystals and plate-shaped muscovite crystals in blocks (7 cm)
    Minerals: SCHORL MUSCOVITE
    Year: 1961
    Country: Rwanda
  • Sample n°9477 : green prismatic crystals (1-5 cm) in large purple plate-shaped crystal (7 cm)
    Minerals: ELBAITE MUSCOVITE
    Year: 1961
    Country: Rwanda
  • Sample n°9483 : black plates (1-3 cm)
    Minerals: COLUMBITE-(Mn)
    Year:
    Country: Rwanda
  • Sample n°9484 : black plates (1 cm)
    Minerals: COLUMBITE TANTALITE CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°9490 : large white block
    Minerals: BERYL
    Year:
    Country: Rwanda
  • Sample n°9492 : block of mixed phosphates
    Minerals: HETEROSITE PURPURITE
    Year:
    Country: Rwanda
  • Sample n°9493 : purplish black block (20 cm)
    Minerals: HETEROSITE
    Year:
    Country: Rwanda
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