Star sapphires, Sri Lanka (ca 2 to 7). Photo © Joel E. Arem, PhD, FGA. Used with permission.
Translucent Blue Star Sapphire Cabochon from Sri Lanka
Star sapphires, Sri Lanka (ca 2 to 7). Photo © Joel E. Arem, PhD, FGA. Used with permission.
Article: Phenomenal Gems: Cat’s Eyes, Star Stones, and More
Credit: Joel E. Arem, PhD, FGA
| Gemstone | Sapphire, Star Sapphire, Corundum |
| Natural or man made | Natural |
| Origin | Sri Lanka |
| Gem State | Cabochon |
| Color | Blue, Pink, White |
| Transparency | Translucent |
| Photo phenomena | Asterism |