Opal Cabochons
Cochise College                                                                 
Photos of Opals 
Geology Home Page
GEMSTONES

Roger Weller, geology instructor
wellerr@cochise.edu   3/28/18











 

 

Index
number of photos:  30

photos                                                                                      
Australian opal cabochons:  1  2  3  4  5  6 7 8  9 
     
10 11  12 13  14  15  16  17  18  19*
fire opal cabochons: 
1  2  3  4 

Idaho star opals:  1 2

opal doublets:  1  2  3
blue green opals from Peru:  1
Mexican jelly opals: 
1

 

Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College
copyright 2018-R.Weller