Mineralogy Database

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290 samples matching your criteria

  • Sample n°13853 : sample with yellow and green possible meta-autunite, smoky quartz
    Minerals: META-AUTUNITE PYRITE QUARTZ
    Year: 1980
    Country: Portugal
  • Sample n°13856 : sample with yellow coating of possible mixed autunite and masuyite, pale yellow muscovite nodules, pink quartz crust, metallic lead
    Minerals: AUTUNITE MASUYITE MUSCOVITE LEAD PYRITE QUARTZ
    Year: 1980
    Country: Portugal
  • Sample n°13868 : geode with large black wolframite crystals and green apatite crystals
    Minerals: APATITE QUARTZ WOLFRAMITE BIOTITE CALCITE PYRITE
    Year: 1980
    Country: Portugal
  • Sample n°13869 : block of mixed minerals (7 cm)
    Minerals: WOLFRAMITE APATITE PYRITE QUARTZ SCHEELITE
    Year: 1980
    Country: Portugal
  • Sample n°13870 : geode with large black wolframite crystals and green hexagonal apatite crystals
    Minerals: APATITE WOLFRAMITE CALCITE PYRITE
    Year: 1980
    Country: Portugal
  • Sample n°13897 : black crystals composed of stacked lamellae (4 cm)
    Minerals: BIOTITE ANHYDRITE CALCITE PYRITE
    Year: 1981
    Country: Madagascar
  • Sample n°13947 : brown crust (12 cm)
    Minerals: PYRITE
    Year:
    Country: Congo (RDC)
  • Sample n°14003 : dark green mineralised block (13 cm)
    Minerals: EPIDOTE FLUORITE DIOPSIDE GARNET PYRITE
    Year: 1983
    Country: Norway
  • Sample n°14010 : small bright crystals on silicified volcanic material (12 cm)
    Minerals: PYRITE CHALCOPYRITE
    Year: 1983
    Country: Ecuador
  • Sample n°14011 : mineralised blocks (10 cm)
    Minerals: PYRITE CHALCOPYRITE
    Year: 1983
    Country: Ecuador
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