Quartz Photos
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor

wellerr@cochise.edu    copyright 2011-R.Weller

 
chalcedony-7
Patagonia, Arizona

 


quartz-chalcedony                                                                                                                        0446
Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.