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

wellerr@cochise.edu    copyright 2011     
 

andesitic (lahar) mudflow-1
Jacumba, California

 


tuff                                                                                                                                               7-30a

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