Basalt Photos
Cochise College
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Roger Weller, geology instructor                       

wellerr@cochise.edu    copyright 2007

basalt with native copper-1
Keweenaw Peninsula, northern Michigan
Specimen is from the Keweenaw peninsula of northern Michigan.
Copper fills some of the vesicles in the basalt.


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