tiger's eye

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Photo courtesy of Scott Papper, GIA GG, AJP, Global Gemology & Appraisals

Variety:  Tiger's Eye
Species:  Quartz
​​Mohs Hardness:  7 out of 10
Color:  Golden to red-brown, with chatoyancy
RI:  1.544 to 1.553 (1.54 or 1.55 spot reading)
Birefringence:  Usually not detectable
SR/DR/AGG:  AGG
Fluorescence:  Inert
SG:  2.64 to 2.71

tiger's eye facts

Photo courtesy of Scott Papper, GIA GG, AJP, Global Gemology & Appraisals

​Tiger's eye is a variety of quartz, with a fibrous structure, that displays a phenomena known as chatoyancy.

Tiger's eye quartz is found many places across the world, but the two most important sources are Thailand and South Africa.

Tiger's Eye Gallery