Mineralogy Database

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2 samples matching your criteria

  • Sample n°12917 : sample with crust of black bladed duttonite crystals, francevillite as yellow impregnations
    Minerals: DUTTONITE FRANCEVILLITE
    Year: 1972
    Country: Gabon
  • Sample n°12918 : sample with francevillite as yellow mica-like crystals and as isolated crystals on bariandite, crust of black bariandite laths, crust of black dutonite blades
    Minerals: BARIANDITE DUTTONITE FRANCEVILLITE
    Year: 1972
    Country: Gabon
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