Chalcedony
![](/assets/images/timthumb/timthumb.php?1&w=800&h=&src=/assets/images/object-names-overview/quartz.jpg)
Description:
A drusy quartz on layer of chalcedony in the cavity of a fine-grained (chert?) rock.
- Site: No data
- Site Number: No data
- Chemical Composition: Tectosilicate
- Collection: Geology Collection
- Object Name: Quartz
- Object Id: GM1592
- Search Terms