Chalcedony var. Petrified Wood
![](/assets/images/timthumb/timthumb.php?1&w=800&h=&src=/assets/images/object-names-overview/quartz.jpg)
Description:
A large tan, gray and black "splinter" of petrified wood.
- Site: No data
- Site Number: No data
- Chemical Composition: Tectosilicate
- Fossils: Plants
- Collection: Geology Collection
- Object Name: Quartz
- Object Id: GM917
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