Mineralogy Database

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853 samples matching your criteria

  • Sample n°6744 : black metallic block (4 cm)
    Minerals: HAUSMANNITE
    Year: 1954
    Country: Germany
  • Sample n°6745 : black crystalline impregnations in block (8 cm)
    Minerals: PYROCHROITE
    Year: 1954
    Country: Sweden
  • Sample n°6746 : fragments of fibro-radial cryust (3 cm)
    Minerals: MANGANITE
    Year: 1954
    Country: Germany
  • Sample n°6747 : block with black prismatic crystals (1 cm)
    Minerals: MANGANITE
    Year: 1954
    Country: Germany
  • Sample n°6749 : stalactitic (7 cm)
    Minerals: PYROLUSITE
    Year: 1954
    Country: India
  • Sample n°6750 : black botryoidal block (5 cm)
    Minerals: MANGANESE OXIDES
    Year: 1954
    Country: India
  • Sample n°6751 : black polished section
    Minerals: BRAUNITE MANJIROITE
    Year: 1954
    Country: India
  • Sample n°6752 : fibrous white sublimates (5 cm)
    Minerals: SASSOLITE
    Year: 1954
    Country: Italy
  • Sample n°6753 : pale green crust on granite, var. rashleighite
    Minerals: TURQUOISE
    Year: 1954
    Country: United Kingdom
  • Sample n°6754 : black crystals (cm) on grey prismatic quartz crystal, var. arkansite
    Minerals: BROOKITE
    Year: 1954
    Country: USA
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