Tiger Eye
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Tiger Eye is part of the quartz family of minerals. It is a popular mineral for jewelry and ornamental display pieces. It is usually a golden brown color made more attractive by its chatoyancy. Within this matrix are asbestos fibers usually occurring in layers. It is the asbestos that makes Tiger eye a chatoyant gemstone, meaning the fibers (asbestos) of the stone reflect in a wavering silky luster that can resemble the eye of a cat.
It is a form of silicon dioxide SiO2.
It is a form of silicon dioxide SiO2.
Mineral Properties of Tiger Eye
Chemical formula: Crocidolite Na 2 Fe 1 Fe<sub.2< [(OH,F)Si 4 O 11 ] 2
Color(s): yellow, brown, blue, red
Streak: blue-gray, gold-brown, yellow
Luster: vitreous, glassy
Transparency: translucent to opaque
Crystal system: monoclinic
Specific Gravity: 3.2-3.3
Hardness (Mohs): 5.5-6
Cleavage: very good
Fracture: fiberous
Uses: jewelry, mineral specimens
Location: US, Canada, Brazil, China, India, and Burma
