Rhyolite Photos         
Cochise College
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Roger Weller, geology instructor                       

wellerr@cochise.edu

                         

Rhyolite 
last edited:  11/30/07    number of photos:  20
Rhyolite is a pastel-colored, high silica,
fine-grained (aphanitic) volcanic rock.

 

resurgent caldera and welded tuff lecture

photos

rhyolite, cut surface:  1
rhyolite, light gray:  1
rhyolite, tan:  1

pink rhyolite with lithophysae:  1  2  3  4
rhyolite from Chaffee County, Colorado:  1 
rhyolite from Castle Rock, Colorado:  1 
Apache Leap rhyolite, central Arizona:  1  2  3  4  5  6  7
silicified rhyolite:  1  2
volcanic ash:  1  2

Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College.
copyright 2007-R.Weller