Colemanite Photos  
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor

[email protected]    copyright 2010-R.Weller

 
colemanite, crystals-6
California
Crystals have slowly darkened with time.
  

colemanite                                                                                                                                     5759
Photo is copyright free only for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.