Amber
PhotosRoger Weller, geology instructor
wellerr@cochise.edu copyright 2007-R.Weller
copal-B
closer view
Columbia
Copal is fossil tree resin that is younger
than amber.
It has a hardness ranging from 2 to 2.5.

Photo is copyright free for
non-commercial educational uses.
Just credit photo to R.Weller/Cochise
College.
Specimens courtesy of Collin Mineral Company, Inc.
3215 East Redwood Lane, Phoenix, AZ 85048-7835
(480) 759-1976
gpeters@cox.net