Mineralogy Database

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158 samples matching your criteria

  • Sample n°49 : small sample with specular lamellae
    Minerals: HEMATITE
    Year:
    Country: Congo (RDC)
  • Sample n°50 : red block
    Minerals: HEMATITE
    Year:
    Country: Congo (RDC)
  • 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°122 : massive red material
    Minerals: HEMATITE
    Year: 1898
    Country: Congo (RDC)
  • Sample n°347 : green crust on quartzite
    Minerals: MALACHITE
    Year:
    Country: Congo (RDC)
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