Mineralogy Database

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442 samples matching your criteria

  • Sample n°3014 : cubic crystal (1 cm) in green phyllite
    Minerals: PYRITE
    Year:
    Country: Congo (RDC)
  • Sample n°3017.1 : clear prismatic crystals (5 cm)
    Minerals: QUARTZ
    Year: 1949
    Country: Congo (RDC)
  • Sample n°3017.2 : group of clear prismatic crystals
    Minerals: QUARTZ
    Year: 1949
    Country: Congo (RDC)
  • Sample n°3021 : bright crystals in geode
    Minerals: QUARTZ
    Year: 1937
    Country: Congo (RDC)
  • Sample n°3024 : massive block (3 cm)
    Minerals: AZURITE
    Year: 1938
    Country: Congo (RDC)
  • Sample n°3272 : aggregate with metallic lustre
    Minerals: MAGNETITE
    Year: 1899
    Country: Congo (RDC)
  • Sample n°3273 : specular blocks
    Minerals: HEMATITE
    Year: 1953
    Country: Congo (RDC)
  • Sample n°3375 : oxidised block, with polished section
    Minerals: CHALCOCITE CUPRITE MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°3378 : green coating on sandstone
    Minerals: CHRYSOCOLLA
    Year:
    Country: Congo (RDC)
  • Sample n°3380 : impregnations
    Minerals: MALACHITE
    Year:
    Country: Congo (RDC)
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