Mineralogy Database

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74 samples matching your criteria

  • Sample n°10288 : grey debris with rare earth elements
    Minerals: COLUMBITE
    Year: 1963
    Country: Rwanda
  • Sample n°10290 : yellowish white debris
    Minerals: MICROLITE
    Year:
    Country: Rwanda
  • Sample n°10329 : grey plates (2 cm)
    Minerals: CASSITERITE
    Year: 1963
    Country: Rwanda
  • Sample n°10341 : black crystal (4 cm) in pegmatite
    Minerals: COLUMBITE
    Year:
    Country: Rwanda
  • Sample n°10394 : isolated green fibrous prismatic crystals (5 cm)
    Minerals: ELBAITE
    Year:
    Country: Rwanda
  • Sample n°10409 : fragment (6 cm) with green needles and emerald-like material
    Minerals: BERYL TOURMALINE
    Year:
    Country: Rwanda
  • Sample n°10436 : white blocks with prominent cleavage (5 cm)
    Minerals: ALBITE
    Year: 1968
    Country: Rwanda
  • Sample n°10471 : green fibrous amphibolite (8 cm)
    Minerals: ACTINOLITE
    Year:
    Country: Rwanda
  • Sample n°10485 : debris of emerald-like prismatic crystal (4 cm)
    Minerals: BERYL
    Year:
    Country: Rwanda
  • Sample n°10497 : white massive block (7 cm)
    Minerals: BERYL
    Year:
    Country: Rwanda
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