Family: Quartz (has the same chemical composition as amethyst)
Colour: Mostly green but can be brown, translucent or opaque
Hardness: 7 (as per Mohs hardness scale)
Sources: Mainly Brazil, India, Austria, Russia
Interesting Facts: Often has a glitter which comes from tiny inclusions of green mica or hematite.
Mostly cut as cabochon stones.

Showing the single result