Amethyst Photos                     
Cochise College                                                                                                                      
Photos of Gemstones
Translucent Gemstones
Virtual Geology Museum
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Roger Weller, geology instructor                       

wellerr@cochise.edu

                  
Amethyst 
last edited:  12/19/07    number of photos:  6
Amethyst is purple quartz, SiO₂
Mineral information on quartz

lectures on amethyst
Amethyst by Audrey LaClair

cabochons
amethyst cabochons:  A  B*                                                                         
tumble polished amethyst:  A

amethyst in jewelry
amethyst beads:  A  B  C

Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College.

copyright 2007-R.Weller