Mineralogy Database

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152 samples matching your criteria

  • Sample n°3275 : isolated black plates (1 cm)
    Minerals: COLUMBITE TANTALITE
    Year:
    Country: Congo (RDC)
  • Sample n°3371 : rust-coloured black block (5 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1953
    Country: Rwanda
  • Sample n°3560 : black tabular single crystal
    Minerals: TANTALITE
    Year:
    Country: Congo (RDC)
  • Sample n°4192 : concentrate
    Minerals: COLUMBITE TANTALITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4201 : unsorted black concentrate
    Minerals: COLUMBITE TANTALITE
    Year:
    Country: Rwanda
  • Sample n°4439 : crystals (1 cm)
    Minerals: TANTALITE COLUMBITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4440 : isolated black plates (2 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4441 : black plates (1 cm)
    Minerals: TANTALITE
    Year: 1954
    Country: Rwanda
  • Sample n°4444 : black debris
    Minerals: COLUMBITE TANTALITE
    Year: 1954
    Country: Rwanda
  • Sample n°4445 : black crystal (5 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1954
    Country: Burundi
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