Mineralogy Database

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7938 samples matching your criteria

  • Sample n°39 : reniform blocks
    Minerals: HEMATITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°40 : debris of nodules
    Minerals: MALACHITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°41 : rounded debris
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year: 1897
    Country: Congo (RDC)
  • Sample n°43 : flat prism, clear, 15 cm
    Minerals: QUARTZ
    Year: 1892
    Country: Congo (RDC)
  • 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°50 : red block
    Minerals: HEMATITE
    Year:
    Country: Congo (RDC)
  • Sample n°16830 : layered crust
    Minerals: CHRYSOCOLLA MALACHITE PSEUDOMALACHITE
    Year: 2011
    Country: Congo (RDC)
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