Photos of Opals
Cochise College    
Opals in Jewelry
Geology Home Page

Roger Weller, geology instructor     copyright 2017-R.Weller

mosaic opal inlay jewelry-3

opal                                                                                                                                               opex03

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

Opal jewelry courtesy of Opex Opal
Dagbjorn Johnson
P.O. Box 50548, Santa Barbara, California 93150