Mineralogy Database

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442 samples matching your criteria

  • Sample n°13 : mixed debris
    Minerals: HEMATITE MAGNETITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°25 : fine mixed debris
    Minerals: HEMATITE MAGNETITE PYRITE
    Year: 1897
    Country: Congo (RDC)
  • Sample n°26 : massive purple matrix, geode with tabular crystals, specular
    Minerals: HEMATITE
    Year:
    Country: Congo (RDC)
  • Sample n°27 : veinlets in vein quartz
    Minerals: CHALCOPYRITE QUARTZ
    Year: 1897
    Country: Congo (RDC)
  • Sample n°28 : aggregates in vein quartz
    Minerals: CHALCOPYRITE PYRRHOTITE QUARTZ
    Year: 1897
    Country: Congo (RDC)
  • Sample n°29 : aggregates in vein quartz
    Minerals: PYRRHOTITE QUARTZ
    Year: 1897
    Country: Congo (RDC)
  • Sample n°30 : galena invisible in quartz matrix
    Minerals: GALENA QUARTZ
    Year: 1897
    Country: Congo (RDC)
  • Sample n°31 : aggregates in vein quartz
    Minerals: CHALCOPYRITE QUARTZ
    Year: 1897
    Country: Congo (RDC)
  • Sample n°32 : aggregates in vein quartz
    Minerals: CHALCOPYRITE QUARTZ
    Year: 1897
    Country: Congo (RDC)
  • Sample n°39 : reniform blocks
    Minerals: HEMATITE
    Year: 1897
    Country: Congo (RDC)
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