Mineralogy Database

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4831 samples matching your criteria

  • Sample n°10740 : concretionary material
    Minerals: CRYPTOMELANE
    Year: 1965
    Country: Congo (RDC)
  • Sample n°10741 : red to purple crusts on manganese oxides
    Minerals: STRENGITE VARISCITE MANGANESE OXIDES
    Year: 1965
    Country: Congo (RDC)
  • Sample n°10742 : fine-grained metallic ore
    Minerals: MANGANITE
    Year: 1965
    Country: Congo (RDC)
  • Sample n°10743 : block with metallic crystalline material in cavities
    Minerals: MANGANITE
    Year: 1965
    Country: Congo (RDC)
  • Sample n°10744 : massive, with some manganite
    Minerals: PYROLUSITE
    Year: 1965
    Country: Congo (RDC)
  • Sample n°10746 : massive
    Minerals: PYROLUSITE
    Year: 1965
    Country: Congo (RDC)
  • Sample n°10761 : rosettes of crystals
    Minerals: CORNETITE
    Year: 1965
    Country: Congo (RDC)
  • Sample n°10762 : fine blue plancheite needles
    Minerals: PLANCHEITE CHRYSOCOLLA MALACHITE
    Year: 1965
    Country: Congo (RDC)
  • Sample n°10763 : aggregates of fine plancheite needles
    Minerals: MALACHITE PLANCHEITE
    Year: 1965
    Country: Congo (RDC)
  • Sample n°10774 : powdery pale green coatings
    Minerals: KATANGITE (plancheite)
    Year: 1965
    Country: Congo (RDC)
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