Mineralogy Database

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9 samples matching your criteria

  • Sample n°12 : granular block, specular
    Minerals: HEMATITE MAGNETITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°275 : concentrate of platelets
    Minerals: HEMATITE
    Year: 1911
    Country: Congo (RDC)
  • Sample n°798 : fragments (1 cm)
    Minerals: QUARTZ
    Year: 1904
    Country: Congo (RDC)
  • Sample n°1406 : concretionary chalcedony
    Minerals: CHALCEDONY (quartz)
    Year:
    Country: Congo (RDC)
  • Sample n°1407 : nice banded concretion
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2648 : laterite with coarse granular aspect along cavity
    Minerals: GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°18324 : octahedral crystals from alluvium
    Minerals: MAGNETITE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18327 : thick white coatings with undulating surface
    Minerals: BARYTE
    Year: 2017
    Country: Congo (RDC)
  • Sample n°18328 : octahedral crystals in concentrate
    Minerals: MAGNETITE
    Year: 2017
    Country: Congo (RDC)
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