Herkimer Diamonds-Yellow Crystals
                        from Herkimer County, New York                                   
           
Cochise College
Geology Home Page 
Roger Weller, geology instructor  ( wellerr@cochise.edu ) 
Herkimer Diamonds               

last edited:  2/9/17         1 view
Photos are copyrighted by Roger Weller, but can be used copyright-free for non-commercial educational uses.
 

yellow Herkimer diamonds
 
 The yellow color is caused by a surface coating of an iron mineral.
 

                                                                                                                                                                                                     
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