Rutile quartz
![](https://upload.wikimedia.org/wikipedia/commons/thumb/9/90/Quartz-23182.jpg/220px-Quartz-23182.jpg)
Rutile quartz (width approx. 7 cm; found in Bahia , Brazil)
Rutile quartz is a variety of the mineral quartz that contains enclosed rutile needles . It is often made into gemstones .
Web links
Commons : Rutilated Quartz - Collection of Images, Videos and Audio Files
Individual evidence
- ↑ rutile quartz. Mineral Atlas - Fossil Atlas, accessed September 21, 2017 .