Mineralogy Database

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4 samples matching your criteria

  • Sample n°6751 : black polished section
    Minerals: BRAUNITE MANJIROITE
    Year: 1954
    Country: India
  • Sample n°6819 : granular black mass on gangue material
    Minerals: BRAUNITE PYROLUSITE BARYTE
    Year: 1954
    Country: Germany
  • Sample n°17262 : well-developed crystals, var. braunite II
    Minerals: BRAUNITE
    Year: 2016
    Country: South Africa
  • Sample n°18589 : braunite crystals on Mn oxide substrate
    Minerals: BRAUNITE PYROLUSITE
    Year: 2018
    Country: South Africa
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