Mineralogy Database

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237 samples matching your criteria

  • Sample n°17898 : large single crystal
    Minerals: COLUMBITE
    Year: 2017
    Country: Rwanda
  • Sample n°17900 : crystals in pegmatite
    Minerals: COLUMBITE
    Year: 2017
    Country: Rwanda
  • Sample n°17916 : large crystal fragment
    Minerals: COLUMBITE
    Year: 2017
    Country: Rwanda
  • Minerals: COLUMBITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18355 : crystal fragments
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Congo (Congo-Brazzaville)
  • Sample n°18392 : thick plate
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18393 : striated crystal fragment
    Minerals: COLUMBITE TANTALITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°16499 : fragments
    Minerals: COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°16517 : concentrate
    Minerals: COLUMBITE
    Year:
    Country: Congo (RDC)
  • Sample n°16534 : crystal in pegmatite
    Minerals: COLUMBITE
    Year:
    Country: Congo (RDC)