Tigers Eye

Family: Quartz (has the same chemical composition as amethyst)
Colour: Golden yellow to brown, always opaque
Hardness: 6.5 – 7 (as per Mohs hardness scale)
Sources: Australia, Burma, India, Namibia and USA (California)
Interesting Facts: Mostly cut en cabochon when the surface will have a waxy surface with a chatoyancy which looks like the eyes of a cat or tiger. Due to its porosity it is sensitive to any acid.

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