Mineralogy Database

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3 samples matching your criteria

  • Sample n°6114 : small bright black fragments
    Minerals: SAMARSKITE-(Y)
    Year: 1954
    Country: Congo (RDC)
  • Sample n°6115 : concentrate (1-3 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1957
    Country: Congo (RDC)
  • Sample n°6116 : fragments with bright black tabular crystals (1 cm)
    Minerals: TANTEUXENITE-(Y)
    Year: 1957
    Country: Congo (RDC)
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