Mineralogy Database

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1097 samples matching your criteria

  • Sample n°2810 : black damaged crystals (1 cm)
    Minerals: QUARTZ MALACHITE
    Year: 1924
    Country: Congo (RDC)
  • Sample n°2871 : clear terminated prismatic crystals
    Minerals: QUARTZ
    Year: 1950
    Country: Angola
  • Sample n°2907 : ochrous crust
    Minerals: GOETHITE QUARTZ
    Year: 1914
    Country: Congo (Congo-Brazzaville)
  • Sample n°2908 : group of pyramidal crystals (30 cm)
    Minerals: QUARTZ
    Year:
    Country: Unknown
  • Sample n°2918 : coating in geode with quartz
    Minerals: MALACHITE HEMATITE QUARTZ
    Year: 1948
    Country: Congo (Congo-Brazzaville)
  • Sample n°2963 : tourmalinite block (10 cm), with quartz
    Minerals: TOURMALINE QUARTZ
    Year: 1928
    Country: Congo (RDC)
  • Sample n°2967 : black tourmaline crystals (1 cm) in altered fluorapatite and quartz
    Minerals: TOURMALINE FLUORAPATITE QUARTZ
    Year: 1928
    Country: Congo (RDC)
  • Sample n°2974 : rust-coloured prismatic crystal (5 cm)
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°2975 : clear prismatic crystals (3 cm)
    Minerals: QUARTZ
    Year: 1931
    Country: Congo (RDC)
  • Sample n°2977 : crust of white prismatic-pyramidal crystals
    Minerals: QUARTZ
    Year: 1939
    Country: Congo (RDC)
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