Tourmalines: worldwide sources, color suite (from 3 to 12 cts). Photo © Joel E. Arem, PhD, FGA. Used with permission.
Red Tourmaline Faceted Cushion Cut
Tourmalines: worldwide sources, color suite (from 3 to 12 cts). Photo © Joel E. Arem, PhD, FGA. Used with permission.
Article: Tourmaline Gem, Price, and Jewelry Information
Credit: Joel E. Arem, PhD, FGA
| Gemstone | Tourmaline |
| Natural or man made | Natural |
| Gem State | Faceted |
| Color | Red, Yellow, Green, Pink, Colorless |
| Transparency | Transparent |