Mineralogy Database

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1151 samples matching your criteria

  • Sample n°17960 : large block, with one side covered by continuous manganite crystal coating
    Minerals: CRYPTOMELANE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17961 : complex block with fine layering
    Minerals: CRYPTOMELANE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17962 : block with complex patterns
    Minerals: CRYPTOMELANE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17965 : octahedral crystals in matrix
    Minerals: MAGNETITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17972 : chrysocolla coating on porous cobalt-rich substrate
    Minerals: CHRYSOCOLLA HETEROGENITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17973 : coating on irregular substrate
    Minerals: CHRYSOCOLLA HETEROGENITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17974 : botryoidal coating
    Minerals: HETEROGENITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17975 : crysocolla coating in irregular pore system
    Minerals: CHRYSOCOLLA HETEROGENITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17976 : botryoidal coating
    Minerals: HETEROGENITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°17977 : coating
    Minerals: CHRYSOCOLLA
    Year: 2017
    Country: Congo (RDC)
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