Mineralogy Database

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237 samples matching your criteria

  • Sample n°7054 : concentrate (3 mm)
    Minerals: COLUMBITE
    Year:
    Country: Unknown
  • Sample n°7055 : concentrate (6-10 mm)
    Minerals: COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°7056 : debris of rounded crystals
    Minerals: COLUMBITE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°7057 : concentrate
    Minerals: COLUMBITE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°7058 : debris of crystals (1 cm)
    Minerals: COLUMBITE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°7087 : concentrate
    Minerals: URANMICROLITE CASSITERITE COLUMBITE SPODUMENE
    Year: 1959
    Country: Brazil
  • Sample n°7984 : black plates (1 cm)
    Minerals: COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°8479 : debris
    Minerals: COLUMBITE TANTALITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8482 : plates (1 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1960
    Country: Congo (RDC)
  • Sample n°8484 : plate (2 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1960
    Country: Congo (RDC)
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