Opal Stone
A contraluz opal from Mexico, illuminated from back (approximately 4 cts). Photo © Joel E. Arem, PhD, FGA. Used with permission.
Article: Opal Stones and Gems: Value, Price, and Jewelry Information
Credit: Joel E
Gemstone | Opal Stone |
Natural or man made | Natural |
Origin | Mexico |
Carat Weight | 4 |
Gem State | Faceted |
Color | Blue |
Transparency | Transparent |
Photo phenomena | Play of Color |