Mineralogy Database

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319 samples matching your criteria

  • Sample n°3449 : clear prismatic crystals (2-6 cm)
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3478 : platelet (1 mm)
    Minerals: GOLD
    Year:
    Country: Congo (RDC)
  • Sample n°3524 : geode with rhombohedral crystals in limestone
    Minerals: CALCITE
    Year:
    Country: Congo (RDC)
  • Sample n°3527 : veined green block
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°3611 : reniform concretion in geode
    Minerals: CHALCEDONY (quartz) QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°8015 : geode with white needles (2 mm) in orange goethite
    Minerals: GOETHITE BARYTE
    Year: 1955
    Country: Congo (RDC)
  • Sample n°9959 : anhedral black crystals, isolated from lava
    Minerals: AUGITE
    Year: 1963
    Country: Germany
  • Sample n°9960 : plate-shaped crystals (2-5 cm)
    Minerals: BIOTITE
    Year: 1963
    Country: Germany
  • Sample n°9961 : terminated black crystals (1-4 cm)
    Minerals: AUGITE
    Year: 1963
    Country: Germany
  • Sample n°10146 : white bundles in red vesicular basalt
    Minerals: LAUMONTITE
    Year: 1962
    Country: Zambia
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