Mineralogy Database

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50 samples matching your criteria

  • Sample n°17277 : massive
    Minerals: CRYPTOMELANE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°17278 : massive
    Minerals: CRYPTOMELANE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°17279 : massive
    Minerals: CRYPTOMELANE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°17280 : massive
    Minerals: CRYPTOMELANE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°17281 : massive
    Minerals: CRYPTOMELANE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°17282 : massive
    Minerals: CRYPTOMELANE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°8815 : micaschist
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°17423 : layered vein, crossing porous mass
    Minerals: MANGANESE OXIDES
    Year:
    Country: Burkina Faso
  • Sample n°17424 : thick layered crust
    Minerals: MANGANESE OXIDES
    Year:
    Country: Burkina Faso
  • Sample n°8492 : altered kimberltie
    Minerals: unspecified
    Year: 1960
    Country: Congo (RDC)
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