Quartz Photos
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor

wellerr@cochise.edu    copyright 2018-R.Weller

 
giant agate, polished-6
Brazil
 


agate                                                                                                                                                                6777
Photo is copyright free only for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.