Chatham sapphires, like these, are created via a flux solution method. Hexagonal crystal approximately 3 inches across. Photo © Joel E. Arem, PhD, FGA. Used with permission.
Lab-Created Translucent Blue Sapphire Rough
Chatham sapphires, like these, are created via a flux solution method. Hexagonal crystal approximately 3 inches across. Photo © Joel E. Arem, PhD, FGA. Used with permission.
Article: What are Lab-Grown Sapphires?
Credit: Joel E. Arem, PhD, FGA
| Gemstone | Sapphire, Corundum |
| Natural or man made | Lab-made |
| Width | 76.2 |
| Gem State | Rough |
| Color | Blue |
| Transparency | Translucent |