Fire agate. Photo by Jessa and Mark Anderson. Licensed under CC By 2.0.
Opaque Brown Iridescent Agate Tumbled
Fire agate. Photo by Jessa and Mark Anderson. Licensed under CC By 2.0.
Article: Phenomenal Gems: Cat’s Eyes, Star Stones, and More
Credit: Jessa and Mark Anderson
| Gemstone | Quartz, Chalcedony, Agate, Fire Agate |
| Natural or man made | Natural |
| Gem State | Tumbled |
| Color | Brown |
| Transparency | Opaque |
| Photo phenomena | Iridescence |