Ribbon opal patterns like this are rare and valuable. Striped Brazilian opal, photo by LZ6387. Licensed under CC BY-SA 4.0.
Translucent Purple Play-of-Color Opal Stone Cabochon from Brazil
Ribbon opal patterns like this are rare and valuable. Striped Brazilian opal, photo by LZ6387. Licensed under CC BY-SA 4.0.
Article: Identifying Opal Patterns
Credit: LZ6387
| Gemstone | Opal Stone |
| Natural or man made | Natural |
| Origin | Brazil |
| Gem State | Cabochon |
| Color | Purple |
| Transparency | Translucent |
| Photo phenomena | Play of Color |