Copper Photos
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor     copyright 2011-R.Weller 

copper skull-1
Centennial Mine, Centennial, Houghton County, Michigan
The skull shape is created when the copper is deposited around
a rounded boulder within a conglomerate.  At a later time the

boulder is weathered away, leaving just the copper. 

copper                                                                                                           2932
Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College

from the A.L. Flagg collection