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

wellerr@cochise.edu    copyright 2011

rhyolite, light gray-1
This is a very typical example of rhyolite. 
It is light gray in color and very fine-grained.

rhyolite                                                                                                                                                 2a

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