Mineralogy Database

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147 samples matching your criteria

  • Sample n°12700 : small particles (3 mm) (7.2 g)
    Minerals: GOLD
    Year: 1971
    Country: Congo (RDC)
  • Sample n°13226 : sample with bottle-green demesmaekerite crystals, yellow to olive-green metamarthozite plates, pale green cuprosklodowskite needles, yellow kasolite nodules in metamarthozite, guilleminite as yellow powder, equant pale green metatorbernite crystals
    Minerals: DEMESMAEKERITE METAMARTHOZITE CUPROSKLODOWSKITE GUILLEMINITE KASOLITE MALACHITE GOLD
    Year: 1974
    Country: Congo (RDC)
  • Sample n°13479 : particles in tube
    Minerals: GOLD
    Year: 1907
    Country: Congo (RDC)
  • Sample n°13720 : sample with massive uraninite
    Minerals: URANINITE METATORBERNITE GOLD
    Year: 1980
    Country: Congo (RDC)
  • Sample n°13922 : sample with pale green demesmaekerite plates
    Minerals: DEMESMAEKERITE MALACHITE GOLD
    Year: 1982
    Country: Congo (RDC)
  • Sample n°13936 : sample with blue-green to black vandenbrandeite crystals, guilleminite as yellow powder
    Minerals: DEMESMAEKERITE VANDENBRANDEITE GUILLEMINITE MALACHITE GOLD
    Year: 1982
    Country: Congo (RDC)
  • Sample n°13954 : grey hessite and petzite mass on block (5 cm) with tetrahedrite mineralisation
    Minerals: HESSITE PETZITE GOLD TETRAHEDRITE
    Year: 1982
    Country: USA
  • Sample n°15553 : plates (21.04 g)
    Minerals: GOLD
    Year: 1998
    Country: Congo (RDC)
  • Sample n°15779 : grains (4.6 g) (98.18 % Au, 0.80 % Ag)
    Minerals: GOLD
    Year:
    Country: Liberia
  • Sample n°15825 : gold-bearing conglomerate
    Minerals: GOLD PYRITE
    Year:
    Country: South Africa
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