Mineralogy Database

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230 samples matching your criteria

  • Sample n°2245 : malachite crystals in geodes
    Minerals: MALACHITE GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°2444 : pirogue-shaped concretion
    Minerals: GOETHITE
    Year: 1937
    Country: Congo (RDC)
  • Sample n°2638 : iridescent reniform crust
    Minerals: GOETHITE
    Year: 1948
    Country: Congo (Congo-Brazzaville)
  • Sample n°2639 : iridescent crust in sandstone
    Minerals: GOETHITE
    Year: 1948
    Country: Congo (Congo-Brazzaville)
  • Sample n°2640 : iridescent iron-rich crust
    Minerals: GOETHITE
    Year: 1948
    Country: Congo (Congo-Brazzaville)
  • Sample n°2800 : massive block, with polished section
    Minerals: BORNITE CHALCOCITE GOETHITE HEMATITE LINNAEITE SILVER
    Year: 1950
    Country: Congo (RDC)
  • Sample n°2905 : stratified ochrous iron-rich material
    Minerals: GOETHITE SIDERITE
    Year: 1948
    Country: Congo (Congo-Brazzaville)
  • Sample n°2907 : ochrous crust
    Minerals: GOETHITE QUARTZ
    Year: 1914
    Country: Congo (Congo-Brazzaville)
  • Sample n°2920 : green and yellow crust
    Minerals: BEUDANTITE GOETHITE MALACHITE
    Year: 1948
    Country: Congo (Congo-Brazzaville)
  • Sample n°2979 : concretionary block
    Minerals: GOETHITE
    Year: 1938
    Country: Congo (RDC)
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