Opal Stone
Black opal, Australia (stone in bracelet ~ 20 carats). Photo © Joel E. Arem, PhD, FGA. Used with permission.
Article: Opal Stones and Gems: Value, Price, and Jewelry Information
Credit: Joel E. Arem, PhD, FGA
Gemstone | Opal Stone |
Natural or man made | Natural |
Origin | Australia |
Carat Weight | <i class="fa fa-square facet-search-color-swatch" style="color:#5f2788"></i> Purple (P) |
Jewelry type | Bracelet |
Gem State | Cabochon |
Color | Blue |
Transparency | Opaque |
Photo phenomena | Play of Color |
Multi-color | more_than_3_colors |