Mineralogy Database

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105 samples matching your criteria

  • Sample n°13438 : white block with conchoidal fracture, blue spots
    Minerals: CHALCEDONY (quartz)
    Year: 1976
    Country: Madagascar
  • Sample n°13445 : concretion
    Minerals: CHALCEDONY (quartz)
    Year: 1976
    Country: Madagascar
  • Sample n°13982 : vein of needle-shaped malachite, geode of vitreous olive-coloured chalcedony
    Minerals: CALCITE MALACHITE CHALCEDONY (quartz)
    Year:
    Country: Congo (RDC)
  • Sample n°14008 : fragments (1-3 cm)
    Minerals: AGATE (quartz) CHALCEDONY (quartz)
    Year: 1983
    Country: USA
  • Sample n°14207 : brown-orange cut stone (cabochon), 0.37 g, var. carnelian
    Minerals: CHALCEDONY (quartz)
    Year: 1983
    Country: Myanmar
  • Sample n°14208 : oval polished stone (2.52 g)
    Minerals: AGATE (quartz) CHALCEDONY (quartz)
    Year: 1983
    Country: India
  • Sample n°14209 : milky orange polished stone (1.85 g)
    Minerals: AGATE (quartz) CHALCEDONY (quartz)
    Year: 1983
    Country: Mexico
  • Sample n°14210 : polished cat's eye (0.25 g)
    Minerals: CHALCEDONY (quartz) AGATE (quartz)
    Year: 1983
    Country: Sri Lanka
  • Sample n°11741 : chalcedony (var. lussatite) in carbonaceous limestone
    Minerals: CHALCEDONY (quartz)
    Year: 1968
    Country: France
  • Sample n°1108 : concentrates
    Minerals: GARNET KYANITE CHALCEDONY (quartz) CHRYSOBERYL
    Year: 1936
    Country: Congo (RDC)
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