Mineralogy Database

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4831 samples matching your criteria

  • Sample n°2866 : dull black block, with polished section
    Minerals: CHALCOPYRITE RENIERITE SPHALERITE CHALCOCITE BORNITE
    Year: 1950
    Country: Congo (RDC)
  • Sample n°2868 : crystals in greisen
    Minerals: CASSITERITE MUSCOVITE
    Year: 1950
    Country: Congo (RDC)
  • Sample n°2869 : dull blue crystals, small sample
    Minerals: HEMIMORPHITE
    Year: 1950
    Country: Congo (RDC)
  • Sample n°2879 : in limestone, with cleavage
    Minerals: GALENA
    Year: 1955
    Country: Congo (RDC)
  • Sample n°2880 : cubic crystals (1 cm) in limestone
    Minerals: PYRITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°2977 : crust of white prismatic-pyramidal crystals
    Minerals: QUARTZ
    Year: 1939
    Country: Congo (RDC)
  • Sample n°2979 : concretionary block
    Minerals: GOETHITE
    Year: 1938
    Country: Congo (RDC)
  • Sample n°2983 : rounded crystals
    Minerals: CASSITERITE
    Year:
    Country: Congo (RDC)
  • Sample n°3032 : reniform concentrate
    Minerals: AESCHYNITE
    Year:
    Country: Congo (RDC)
  • Sample n°3033 : concentrate (0.5 cm)
    Minerals: MONAZITE
    Year: 1950
    Country: Congo (RDC)
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