Roger Weller, geology instructor
email@example.com copyright 2010-R.Weller
malachite, polished from Bagdad, Arizona
Photo is copyright free only for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.
Malachite courtesy of Barlows
Specializing in chrysocolla
Bruce and Debbie Barlow
P.O. Box 4091, Cave Creek, AZ 85327