Mineralogy Database

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152 samples matching your criteria

  • Sample n°3226 : crystals (3 mm) in pegmatite
    Minerals: FERBERITE
    Year: 1952
    Country: Congo (RDC)
  • Sample n°3349 : bipyramidal crystals (4 cm) on schist
    Minerals: FERBERITE
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3350 : black pyramidal crystals with square cross-section (1-2 cm)
    Minerals: FERBERITE
    Year: 1953
    Country: Rwanda
  • Sample n°3351 : black pyramidal crystal with square cross-section (6 cm)
    Minerals: FERBERITE
    Year: 1953
    Country: Rwanda
  • Sample n°3352 : black single crystal (7 cm)
    Minerals: FERBERITE
    Year: 1953
    Country: Rwanda
  • Sample n°3353 : purplish brown crystal (3 cm)
    Minerals: FERBERITE
    Year: 1953
    Country: Rwanda
  • Sample n°4565 : debris of scoriaceous crystal (2 cm)
    Minerals: FERBERITE
    Year: 1954
    Country: Rwanda
  • Sample n°4569 : black fragment (3 cm)
    Minerals: FERBERITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4570 : black octahedral crystals (3 cm)
    Minerals: FERBERITE
    Year: 1954
    Country: Rwanda
  • Sample n°5444 : skeletal mass in vein quartz
    Minerals: FERBERITE ANTHOINITE
    Year: 1955
    Country: Rwanda
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