Mineralogy Database

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176 samples matching your criteria

  • Sample n°15829 : large single crystal (9 cm)
    Minerals: THOREAULITE
    Year:
    Country: Congo (RDC)
  • Sample n°15830 : gold aggregates, partly on quartz fragments
    Minerals: GOLD
    Year:
    Country: Congo (RDC)
  • Sample n°15831 : well-developed crystals (up to 2 cm)
    Minerals: ZIRCON
    Year:
    Country: Burundi
  • Sample n°15832 : group of well-developed crystals
    Minerals: CASSITERITE
    Year:
    Country: Niger
  • Sample n°15834 : small crystals on rock substrate
    Minerals: METATORBERNITE
    Year:
    Country: Mexico
  • Sample n°15835 : fine-grained, massive
    Minerals: CUPROSKLODOWSKITE
    Year:
    Country: Congo (RDC)
  • Sample n°15836 : thin coating
    Minerals: AUTUNITE
    Year:
    Country: France
  • Sample n°15837 : bright yellow fine-grained crust on rock substrate
    Minerals: URANINITE SKLODOWSKITE
    Year:
    Country: Congo (RDC)
  • Sample n°15838 : small (mineralised) sandstone fragment
    Minerals: FRANCEVILLITE
    Year:
    Country: Niger
  • Sample n°15839 : dark green fine-grained mass
    Minerals: VANDENBRANDEITE METATORBERNITE
    Year:
    Country: Congo (RDC)