Misc. Glasses and Impact Materials 
Cochise College               
Meteorite Collection
Virtual Geology Museum    Hall of Meteorites  

Geology Home Page

Roger Weller, geology instructor

wellerr@cochise.edu     copyright 2008-R.Weller 

 
high pressure silica mineral
coesite-1
Arizona Meteor Crater

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