Corundum Photos 
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor

wellerr@cochise.edu     copyright 2010-R.Weller 

 
synthetic (lab created rubies)
 


corundum                                                                                                                                 syn2
Photo is copyright free only for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.