| Title | Quartz, tiger eye |
| Description | Tiger Eye quartz, SiO2 (silicon dioxide), contains brown iron that produces its golden-yellow color. Cabochon cut stones of this variety show the chatoyancy (small ray of light on the surface) that resembles the feline eye of a tiger. |
| Location | South Africa. Near Griqualand. |
| Photographer | Darla Sondrol. 2002-03-22. |
| Collection | Ward’s Classroom Collection of Gem Minerals #16. |
| Key words | tiger eye, quartz, South Africa |
| Tech details | 514 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 2519 |
 |