Each opal in this ring features a different pattern. Photo by James Petts. Licensed under CC By-SA 2.0.
Translucent Black Play-of-Color Opal Stone Cabochon in Ring
Each opal in this ring features a different pattern. Photo by James Petts. Licensed under CC By-SA 2.0.
Article: Identifying Opal Patterns
Credit: James Petts
| Gemstone | Opal Stone |
| Natural or man made | Natural |
| Jewelry type | Ring |
| Gem State | Cabochon |
| Color | Black |
| Transparency | Translucent |
| Photo phenomena | Play of Color |