Chalcedony var. Heliotrope
![](/assets/images/timthumb/timthumb.php?1&w=800&h=&src=/assets/images/object-names-overview/quartz.jpg)
Description:
A massive red and green sample with one surface polished.
- Site: Probably India
- Chemical Composition: Tectosilicate
- Collection: Geology Collection
- Object Name: Quartz
- Object Id: GM1585
- Search Terms
A massive red and green sample with one surface polished.