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A Geoscience Digital Image Library

2519.jpg
TitleQuartz, tiger eye
DescriptionTiger Eye quartz, SiO2 (silicon dioxide), contains brown iron that produces its golden-yellow color. Cabochon cut stones of this variety show the chatoyancy (small ray of light on the surface) that resembles the feline eye of a tiger.
LocationSouth Africa. Near Griqualand.
PhotographerDarla Sondrol. 2002-03-22.
CollectionWard’s Classroom Collection of Gem Minerals #16.
Key wordstiger eye, quartz, South Africa
Tech details514 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number2519