Quartz Photos
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor

[email protected]    copyright 2016-R.Weller

 
amethyst-11- slice of an amethyst crystal
 

quartz                                                                                                                                             5480
Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.