Mineralogy Database

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4831 samples matching your criteria

  • Sample n°46 : debris
    Minerals: QUARTZ
    Year: 1891
    Country: Congo (RDC)
  • Sample n°47 : greisen
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°48 : concretions
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°49 : small sample with specular lamellae
    Minerals: HEMATITE
    Year:
    Country: Congo (RDC)
  • Sample n°16830 : layered crust
    Minerals: CHRYSOCOLLA MALACHITE PSEUDOMALACHITE
    Year: 2011
    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°75 : cut fragments (?)
    Minerals: QUARTZ
    Year: 1899
    Country: Congo (RDC)
  • Sample n°77 : rhombohedron (10 cm)
    Minerals: CALCITE
    Year: 1899
    Country: Congo (RDC)
  • Sample n°78 : massive, with coarse-crystalline concretionary bands
    Minerals: CALCITE
    Year: 1899
    Country: Congo (RDC)
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