Mineralogy Database

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327 samples matching your criteria

  • Sample n°4254 : soft black block
    Minerals: GRAPHITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4270 : reniform concretions
    Minerals: CHALCOPYRITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°4424 : red pisolithic bauxite
    Minerals: unspecified
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4740 : purplish black reniform crust
    Minerals: ASBOLANE
    Year:
    Country: Congo (RDC)
  • Sample n°4771 : impregnation in vein
    Minerals: GALENA
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4791 : white block (3 cm)
    Minerals: SCHEELITE QUARTZ
    Year: 1955
    Country: Congo (RDC)
  • Sample n°4800 : black concentrate
    Minerals: COLUMBITE TANTALITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5448 : gold on quartz
    Minerals: GOLD QUARTZ
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5470 : twinned cubic crystals (1 cm) in claystone
    Minerals: PYRITE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°5890 : rare platelets in blue quartz
    Minerals: GOLD QUARTZ
    Year:
    Country: Congo (RDC)
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