Mineralogy Database

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36 samples matching your criteria

  • Sample n°14280 : sample with greenish johannite nodules, yellow powdery uranopilite nodule
    Minerals: JOHANNITE URANOPILITE CHALCOPYRITE
    Year: 1985
    Country: USA
  • Sample n°14291 : sample with orange uvanite crust, yellow-green alunogen crust
    Minerals: ALUNOGEN UVANITE
    Year: 1985
    Country: USA
  • Sample n°15770 : greenish blue veins
    Minerals: HALLOYSITE
    Year: 1999
    Country: USA
  • Sample n°15815 : well-developed crystals
    Minerals: BIXBYITE
    Year:
    Country: USA
  • Sample n°19867 : polished slab
    Minerals: CRANDALLITE
    Year: 2022
    Country: USA
  • Sample n°19868 : crystalline mass, with small geodes
    Minerals: ALUNITE
    Year: 2022
    Country: USA
  • Sample n°19869 : black patches on matrix
    Minerals: TIEMANNITE
    Year: 2022
    Country: USA
  • Sample n°19870 : aggregate of tetrahedral crystals
    Minerals: ZUNYITE
    Year: 2022
    Country: USA
  • Sample n°19871 : hematite crystals, var. martite, partly with associated augite
    Minerals: HEMATITE AUGITE
    Year: 2022
    Country: USA
  • Sample n°19872 : fine-crystalline coatings
    Minerals: SCORODITE
    Year: 2022
    Country: USA
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