Amethyst Photos                     
Cochise College                                                                                                                      
Photos of Gemstones
Translucent Gemstones

Geology Home Page
Roger Weller, geology instructor               

last edited:  11/17/18    number of photos:  7
Amethyst is purple quartz, SiO2
Mineral information on quartz


lectures on amethyst
Amethyst by Audrey LaClair

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

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 2017-R.Weller