gemstone
Tiger's Eye
Silicon Dioxide with Crocidolite inclusions (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, golden-brown to yellow-brown color, silky luster, and a fibrous crystal structure.
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Physical properties
Hardness of 7 on the Mohs scale, golden-brown to yellow-brown color, silky luster, and a fibrous crystal structure.
Formation & geological history
Formed via pseudomorphosis where quartz replaces fibrous crocidolite asbestos, typically in Precambrian metamorphic rocks.
Uses & applications
Widely used in cabochons, beads, ornamental carvings, and jewelry.
Geological facts
It is prized for its chatoyancy, an optical reflectance effect that resembles the eye of a cat or tiger.
Field identification & locations
Identified by its distinctive golden stripes and silky sheen; commonly mined in South Africa and Australia.
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