Mineralogy Database

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853 samples matching your criteria

  • Sample n°6815 : sample with brown-grey thorite
    Minerals: THORITE
    Year: 1957
    Country: Norway
  • Sample n°6816 : brown crystals in breccious quartz
    Minerals: EULYTITE CHALCEDONY (quartz) QUARTZ
    Year: 1954
    Country: Germany
  • Sample n°6817 : crust of green crystals on chromite-bearing rock
    Minerals: UVAROVITE CHROMITE
    Year: 1954
    Country: Greece
  • Sample n°6818 : massive pink, covered by black oxides
    Minerals: RHODONITE PYROLUSITE
    Year: 1954
    Country: United Kingdom
  • Sample n°6819 : granular black mass on gangue material
    Minerals: BRAUNITE PYROLUSITE BARYTE
    Year: 1954
    Country: Germany
  • Sample n°6820 : aggregate of dark green fibrous layers and nodules, with grossular (var. hibschite)
    Minerals: TREMOLITE PYRITE GROSSULAR
    Year: 1954
    Country: Italy
  • Sample n°6821 : shiny black block (7 cm), var. knebelite
    Minerals: FAYALITE
    Year: 1954
    Country: Norway
  • Sample n°6822 : black needles in geode with siderite on block (9 cm)
    Minerals: CRONSTEDTITE PYRITE SIDERITE
    Year: 1954
    Country: Czech Republic
  • Sample n°6823 : grass-green clayey block (8 cm)
    Minerals: NONTRONITE
    Year: 1954
    Country: France
  • Sample n°6824 : massive black amphibolite
    Minerals: RIEBECKITE
    Year: 1954
    Country: USA
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