Unheated tanzanite, showing natural color range (~ 0.5 to 5). Photo © Joel E. Arem, PhD, FGA. Used with permission.
Brown Tanzanite (Zoisite) Faceted
Unheated tanzanites, showing natural color range (~ 0.5 to 5). Photo © Joel E. Arem, PhD, FGA. Used with permission.
Article: Tanzanite (Zoisite) Value, Price, and Jewelry Information
Credit: Joel E. Arem, PhD, FGA
| Gemstone | Tanzanite (Zoisite), Zoisite |
| Natural or man made | Natural |
| Gem State | Faceted |
| Color | Brown |
| Transparency | Transparent |