Mineralogy Database

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133 samples matching your criteria

  • Sample n°1886 : black coating in basaltic tuff
    Minerals: MANGANESE OXIDES
    Year:
    Country: Congo (RDC)
  • Sample n°2175 : cassiterite-bearing pegmatite
    Minerals: CASSITERITE BERYL
    Year:
    Country: Congo (RDC)
  • Sample n°3041 : cast of large nugget (8.4 kg)
    Minerals: GOLD
    Year: 1941
    Country: Congo (RDC)
  • Sample n°3043 : cast of large nugget (64.7 kg)
    Minerals: GOLD
    Year: 1941
    Country: Congo (RDC)
  • Sample n°3044 : cast of large nugget (21 kg)
    Minerals: GOLD
    Year: 1947
    Country: Congo (RDC)
  • Sample n°3359 : mixed concentrate (1 cm)
    Minerals: CERITE-(Ce) MONAZITE XENOTIME-(Y)
    Year:
    Country: Congo (RDC)
  • Sample n°5464 : grey tabular crystals (10 cm) in quartz
    Minerals: ARFVEDSONITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5465 : earthy block (10 cm)
    Minerals: GRAPHITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5466 : large crystals (30 cm)
    Minerals: BIOTITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5469 : large block of mixed phosphates
    Minerals: ALLUAUDITE HETEROSITE PHOSPHOSIDERITE
    Year: 1955
    Country: Rwanda