California- Devils  Post Pile
Cochise College                                       

Virtual Geology Field Trips
Virtual Geology Museum
Geology Home Page

Roger Weller, geology instructor   

wellerr@cochise.edu  copyright 2008-R.Weller


last edited:  12/4/08    number of photos:  10 

photos 

columnar jointing
vertical columns:  1  2
pile of broken columns:  1  2  3  4

broken column leaning against tree

columns are porphyritic basalt

 

evidence of creep
hockey stick trees:  A  B

 

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