Mineralogy Database

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5 samples matching your criteria

  • Sample n°5916 : black aegirine crystals, bronze-coloured metallic pyrrhotite, in carbonatite
    Minerals: AEGIRINE PYRRHOTITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°5917 : black amphibolite
    Minerals: AMPHIBOLE
    Year:
    Country: Congo (RDC)
  • Sample n°5925 : white blocks with prominent cleavage (7 cm)
    Minerals: MICROCLINE
    Year:
    Country: Congo (RDC)
  • Sample n°19634 : radial aggregates in basalt, var. bytownite
    Minerals: FELDSPAR
    Year:
    Country: Congo (RDC)
  • Sample n°19635 : large radial aggregate in basalt, var. bytownite
    Minerals: FELDSPAR
    Year:
    Country: Congo (RDC)
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