Mineralogy Database

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7793 samples matching your criteria

  • Sample n°52 : black, specular
    Minerals: HEMATITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°53 : cubes (0.3 cm), pseudomorphic after pyrite
    Minerals: HEMATITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°54 : ochrous reddish earthy material
    Minerals: GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°56 : massive microgranular in conglomerate
    Minerals: PYRITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°57 : massive botryoidal
    Minerals: MALACHITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°58 : concretionary mass
    Minerals: MALACHITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°62 : block of mixed ore
    Minerals: MAGNETITE HEMATITE
    Year:
    Country: Congo (RDC)
  • Sample n°63 : blocks and debris
    Minerals: HEMATITE PYRITE
    Year: 1899
    Country: Congo (RDC)
  • Sample n°64 : gangue with tabular crystals
    Minerals: BARYTE PYRITE QUARTZ
    Year: 1899
    Country: Congo (RDC)
  • Sample n°66 : blocks of oxidised ore
    Minerals: HEMATITE MAGNETITE GOETHITE
    Year: 1899
    Country: Congo (RDC)
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