Mineralogy Database

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7938 samples matching your criteria

  • Sample n°9930 : rosettes of cornetite crystals
    Minerals: CORNETITE
    Year:
    Country: Congo (RDC)
  • Sample n°9966 : shiny grey fibrous block
    Minerals: ARFVEDSONITE
    Year: 1963
    Country: Congo (RDC)
  • Sample n°9968 : shiny grey fibrous block (7 cm)
    Minerals: ARFVEDSONITE
    Year: 1953
    Country: Congo (RDC)
  • Sample n°9969 : aggregate of fibres along contact with pink granite
    Minerals: ARFVEDSONITE
    Year: 1953
    Country: Congo (RDC)
  • Sample n°9970 : grey needles (12 cm) in micaceous quartz
    Minerals: ARFVEDSONITE QUARTZ
    Year: 1953
    Country: Congo (RDC)
  • Sample n°9971 : fine crystallisation of light blue needles on quartz
    Minerals: PLANCHEITE
    Year: 1963
    Country: Congo (RDC)
  • Sample n°9973 : small light blue plancheite nodules, green malachite nodules
    Minerals: PLANCHEITE MALACHITE
    Year: 1963
    Country: Congo (RDC)
  • Sample n°9975 : sample with radial aggregates of cuprosklodowskite needles, one green vandenbrandeite crystal
    Minerals: CUPROSKLODOWSKITE MALACHITE VANDENBRANDEITE
    Year: 1963
    Country: Congo (RDC)
  • Sample n°9976 : large crystal
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°10059 : large piece (600 kg), displayed at entrace of geology department
    Minerals: BORNITE CHALCOCITE CHALCOPYRITE
    Year:
    Country: Congo (RDC)
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