Mineralogy Database

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29 samples matching your criteria

  • Sample n°4644 : block of parallel needles (12 cm)
    Minerals: KYANITE
    Year: 1954
    Country: Rwanda
  • Sample n°4686 : block of bladed crystals (2 cm)
    Minerals: PHLOGOPITE
    Year: 1954
    Country: Rwanda
  • Sample n°4701 : black prismatic crystal (10 cm) in vein quartz
    Minerals: TOURMALINE QUARTZ
    Year: 1954
    Country: Rwanda
  • Sample n°6540 : schist pervaded with black needles
    Minerals: TOURMALINE
    Year:
    Country: Rwanda
  • Sample n°10261 : black concentrate (4 mm)
    Minerals: TAPIOLITE
    Year:
    Country: Rwanda
  • Sample n°10369 : concentrate (3 mm)
    Minerals: COLUMBITE
    Year: 1963
    Country: Rwanda
  • Sample n°10370 : plates (3 cm)
    Minerals: WOLFRAMITE
    Year:
    Country: Rwanda
  • Sample n°12498 : oxidised plates (3 cm)
    Minerals: KYANITE
    Year: 1970
    Country: Rwanda
  • Sample n°13268 : rounded brown crystals (3 cm)
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°13269 : brown rounded crystals
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
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