Mineralogy Database

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237 samples matching your criteria

  • Sample n°16015 : small to large crystal fragments
    Minerals: TANTALITE COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°17738 : columbite pseudomorphs after octahedral pyrochlore crystals
    Minerals: COLUMBITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17795 : concetrate
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17797 : concentrate
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17801 : tabular fragments
    Minerals: COLUMBITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17804 : fragments
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17805 : tabular fragments
    Minerals: COLUMBITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17827 : concentrate
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17829 : concentrate
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17885 : large fragments
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Rwanda
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