Roger Weller, geology instructor
email@example.com copyright 2017-R.Weller
The white beds are fire opal and the green beads are chrysoprase.
Photo is copyright free for non-commercial educational
Just credit photo to R.Weller/Cochise College.
Opal jewelry courtesy of Opex Opal
Specializing in precious opals and opal jewelry
P.O. Box 50548, Santa Barbara, California 93150
Artists are Dick and Flora Milliron, Silver Quail Studio.