Though the photographer doesn't mention it, this opal looks to me like a synthetic or sophisticated plastic simulant. Photo by James Petts. Licensed under CC By-SA 2.0.
Lab-Created Opaque Blue Play-of-Color Opal Stone Cabochon in Necklace
Though the photographer doesn't mention it, this opal looks to me like a synthetic or sophisticated plastic simulant. Photo by James Petts. Licensed under CC By-SA 2.0.
Article: Synthetic Opal Types
Credit: James Petts
| Gemstone | Opal Stone |
| Natural or man made | Lab-made |
| Jewelry type | necklace |
| Gem State | Cabochon |
| Color | Blue |
| Transparency | Opaque |
| Photo phenomena | Play of Color |