Tiger’s eye. Photo by Marek Novotnak. Licensed under CC By-SA 4.0.
Opaque Orange Quartz Rough
Tiger's eye. Photo by Marek Novotnak. Licensed under CC By-SA 4.0.
Article: Gem Formation: How are Gemstones Created?
Credit: Marek Novotnak
| Gemstone | Quartz, Tiger's Eye |
| Natural or man made | Natural |
| Gem State | Tumbled |
| Color | Orange, Black |
| Transparency | Opaque |
| Multi-color | Bi-color |