Rock Identifier
Green Tiger's Eye (Silicon dioxide with crocidolite inclusions (SiO2)) — gemstone
gemstone

Green Tiger's Eye

Silicon dioxide with crocidolite inclusions (SiO2)

AI-generated identification · may be incorrect

Hardness of 7 on the Mohs scale, vibrant green color with chatoyant sheen, silky luster, and trigonal crystal system.

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Physical properties

Hardness of 7 on the Mohs scale, vibrant green color with chatoyant sheen, silky luster, and trigonal crystal system.

Formation & geological history

Formed as a pseudomorph of quartz replacing fibrous crocidolite asbestos through hydrothermal metasomatism.

Uses & applications

Widely used in beaded jewelry, ornamental carvings, and metaphysical applications.

Geological facts

Green tiger's eye is often artificially dyed from natural brown stones to achieve its vivid hue, though naturally occurring green varieties do exist.

Field identification & locations

Identified by its distinct chatoyancy (cat-eye effect) and fibrous banding; commonly sourced from South Africa, Australia, and the USA.