Iris agate (agatized petrified wood) from Stinking Water, Oregon, USA. Photo by 峠 武宏. Licensed under CC By-SA 3.0.
Translucent Black Iridescent Agate Other from United States
Iris agate (agatized petrified wood) from Stinking Water, Oregon, USA. Photo by 峠 武宏. Licensed under CC By-SA 3.0.
Article: Phenomenal Gems: Cat’s Eyes, Star Stones, and More
Credit: 峠 武宏
| Gemstone | Quartz, Chalcedony, Agate, Iris Agate |
| Natural or man made | Natural |
| Origin | United States |
| Origin details | Stinking Water, Oregon |
| Gem State | Other |
| Color | Black |
| Transparency | Translucent |
| Photo phenomena | Iridescence |