Quartz Photos
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor

wellerr@cochise.edu    copyright 2014-R.Weller

 
amethyst from Brazil-3
very large geode- 14 feet high!
At the 2014 Tucson Gem and Mineral Shows
 

quartz-amethyst                                                                                                                            4558
Photo is copyright free only for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.