Mount Saint Helens Glass     
Cochise College                                                                                                                      
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Roger Weller, geology instructor                       

wellerr@cochise.edu

Mount Saint Helens Glass
last edited:  11/7/11    number of photos:  1
Mount St. Helens glass is manmade by
fusing volcanic ash into glass.
hardness: 5.5

faceted  in jewelry
Mt. St. Helens glass in ring:  A

Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College.
copyright 2011-R.Weller