Mineralogy Database

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81 samples matching your criteria

  • Sample n°17193 : large-diameter core section
    Minerals: MANGANESE OXIDES
    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°17932 : porous aggregate
    Minerals: MANGANESE OXIDES
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17936 : porous layered deposit
    Minerals: MANGANESE OXIDES
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17940 : partly fibrous veins, in ferruginous substrate
    Minerals: MANGANESE OXIDES
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17941 : complex deposit
    Minerals: MANGANESE OXIDES
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18351 : porous layered crust
    Minerals: MANGANESE OXIDES
    Year: 2017
    Country: Gabon
  • Sample n°18352 : layered crust
    Minerals: MANGANESE OXIDES
    Year: 2017
    Country: Gabon
  • Sample n°18353 : fragments with associated ferruginous material
    Minerals: MANGANESE OXIDES
    Year: 2017
    Country: Gabon
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