Mineralogy Database

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4831 samples matching your criteria

  • Sample n°8304 : bright black to yellow metallic material, with polished section
    Minerals: CHALCOPYRITE SPHALERITE BORNITE TENNANTITE
    Year: 1949
    Country: Congo (RDC)
  • Sample n°8307 : saccharoidal and powdery material
    Minerals: MAGNESITE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°8308 : fragments
    Minerals: SPHEROCOBALTITE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°8309 : microcrystalline layers in iron-rich rock
    Minerals: PSEUDOMALACHITE MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°8310 : impregnation in rock
    Minerals: PLANCHEITE MALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°8311 : fine white needles (mm) on rock
    Minerals: WAVELLITE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°8312 : impregnation in foliated rock
    Minerals: CHRYSOCOLLA
    Year: 1959
    Country: Congo (RDC)
  • Sample n°8313 : bluish green nodular crust
    Minerals: PSEUDOMALACHITE
    Year:
    Country: Congo (RDC)
  • Sample n°8314 : crystalline crust on rock
    Minerals: LIBETHENITE
    Year: 1959
    Country: Congo (RDC)
  • Sample n°8315 : massive bronze-coloured material in limestone
    Minerals: SULVANITE
    Year: 1959
    Country: Congo (RDC)