Quartz Photos
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor

wellerr@cochise.edu    copyright 2011-R.Weller

 
quartz-Japanese twinned crystals-3
 

quartz                                                                                                                                                 53
Photo is copyright free only for non-commercial educational uses.
Credit photo to R.Weller/Cochise College and the Natural History Museum.