Carnelian is a form of chalcedony, a member of the quartz family and most carnelian is heat treated today to enhance the reddish brown colour.

Carnelian is a 7 on the Mohs scale and has been used for centuries to carve beautiful cameos. It is found in Australia, Brazil, Madagascar, Russia, South Africa, and the USA.

Carnelian is one of the birthstones listed in the ancient Arabic, Hebrew, Italian and Roman tables and is a Zodiac birthstone for the signs of Leo and Virgo.

Colour Description
Orange to reddish-brown A member of the quartz family, carnelian measures a 7.0 on the Mohs scale