Star Sapphires & Rubies

The star gemstones of the corundum family are either star sapphires or rubies.  Under light these gemstones exhibit asterism [Ref 1] in showing either a six rayed or twelve rayed star.  The starred gems present a beautiful and novel appearance and are highly desired by artisans, those who wear them and collectors.  In this blog I’ll briefly describe what. . . Read More