Mineralogy Database

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14 samples matching your criteria

  • Sample n°15770 : greenish blue veins
    Minerals: HALLOYSITE
    Year: 1999
    Country: USA
  • Sample n°16598 : greenish crust on substrate
    Minerals: HALLOYSITE
    Year:
    Country: Congo (RDC)
  • Sample n°19137 : fragments
    Minerals: HALLOYSITE
    Year: 2020
    Country: Congo (RDC)
  • Sample n°19143 : fragments
    Minerals: HALLOYSITE
    Year: 2020
    Country: Congo (RDC)
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