Mineralogy Database

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4831 samples matching your criteria

  • Sample n°1048 : crystals (cm) in pegmatite
    Minerals: MUSCOVITE
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1049 : large reworked crystals
    Minerals: SILLIMANITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1051 : block with quartz crystals (amethyst), covered by chalcedony
    Minerals: CHALCEDONY (quartz) AMETHYST (quartz)
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1052 : red garnet crystals (3 mm) in micaschist
    Minerals: GARNET
    Year:
    Country: Congo (RDC)
  • Sample n°1090 : uraninite substrate with thick heterogeneous alteration crust, with abundant vandenbrandeite
    Minerals: CUPROSKLODOWSKITE VANDENBRANDEITE KASOLITE URANINITE
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1105 : purple concentrate
    Minerals: GARNET
    Year: 1938
    Country: Congo (RDC)
  • Sample n°1121 : chips
    Minerals: COPPER
    Year: 1946
    Country: Congo (RDC)
  • Sample n°1123 : sample composed of concentrate
    Minerals: URANINITE
    Year: 1946
    Country: Congo (RDC)
  • Sample n°1125 : sample with small metatorbernite crystals on quartz
    Minerals: METATORBERNITE HETEROGENITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1126 : concretionary, branching
    Minerals: MALACHITE
    Year: 1946
    Country: Congo (RDC)
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