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

wellerr@cochise.edu    copyright 2011      
 

porphyritic biotite granite-1
Marblehead, Massachusetts  
 
 

granite                                                                                                                                          010a

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

Specimen from the Cochise College collection
rock010