Rhyolite Photos
Cochise College
Photos of Rocks       
Igneous Rocks
Geology Home Page
Roger Weller, geology instructor                       

wellerr@cochise.edu    copyright 2011

 

rhyolite, tan
Rhyolite is usually a pastel color: off white, gray, tan, pink, etc.
This close up view of a broken surface of rhyolite shows some small
lithic fragments along with tiny biotite phenocrysts.

 

rhyolite                                                                                                                                             3a

Photo is copyright free for non-commercial educational uses. 
Just credit photo to R.Weller/Cochise College.