Quartz
![](/assets/images/timthumb/timthumb.php?1717520608&w=800&h=&src=/assets/images/collection/140/gr863-2.jpg)
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Description:
Two samples (GR863a-b) of white quartz rock that includes small quartz pebbles collected by Dr. Daniel Strobel Martin from from Mohawk in 1872. Dr. Martin referred to the sample as "Shawangunk grit."
- Site: NY; Ulster Co.
- Site Number: NH74E
- Rock type: Sedimentary
- Collection: Geology Collection
- Object Name: Sedimentary Rock
- Object Id: GR863
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