The products in this catalogue are all available in high-grade Carnelian, grouped together for ease in putting together a whole jewelry statement for the Carnelian lover. Carnelian is a Zodiac birthstone for the signs of Leo and Virgo. It is a form of chalcedony, a member of the quartz family and most Carnelian is heat treated today to enhance the reddish brown color. Carnelian is a classic stone that coordinates beautifully with current fashions.