Mineralogy Database

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474 samples matching your criteria

  • Sample n°159 : massive magnetite, specular hematite
    Minerals: MAGNETITE HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°164 : rounded block
    Minerals: HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°165 : massive
    Minerals: HEMATITE GOETHITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°166 : reddish brown earthy mass
    Minerals: HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°167 : impregnations in vesicular rock
    Minerals: HEMATITE MAGNETITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°169 : steel-grey crust on quartz in ferruginous substrate
    Minerals: HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°170 : massive
    Minerals: HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°175 : massive, scoriaceous
    Minerals: HEMATITE
    Year: 1901
    Country: Congo (RDC)
  • Sample n°178 : oxidised crust on quartz
    Minerals: HEMATITE QUARTZ
    Year: 1901
    Country: Congo (RDC)
  • Sample n°180 : specular lamellae on quartz
    Minerals: HEMATITE
    Year: 1901
    Country: Congo (RDC)