Opal Stone
Not all hydrophane opals need treatment to bring out their beauty. "Precious opal (Shewa Province, Ethiopia) 9," photo by James St. John. Licensed under CC By 2.0.
Article: Opal Treatments: How to Detect Treated Opals
Credit: James St. John
| Gemstone | Opal Stone |
| Natural or man made | Natural |
| Origin | Ethiopia |
| Origin details | Shewa Province |
| Gem State | Rough |
| Color | White |
| Transparency | Translucent |
| Photo phenomena | Play of Color |