Mineralogy Database

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2 samples matching your criteria

  • Sample n°1618 : clear crystal (1 cm)
    Minerals: QUARTZ
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1629 : twinned trapezohedral cubic crystals
    Minerals: GOLD
    Year: 1939
    Country: Congo (RDC)
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