Obsidian Photos                      
Cochise College                                                                                                          
Photos of Gemstones
Translucent Gemstones
Virtual Geology Museum
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Roger Weller, geology instructor                       

wellerr@cochise.edu

Obsidian
last edited:  12/19/07    number of photos:  5 
Obsidian is volcanic glass.
hardness: 5 to 5.5 

cabochons
snowflake obsidian:  A
golden sheen obsidian: A

tumble polished
Apache tears:  A  B

polished egg
obsidian egg:  A

Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College.
copyright 2007-R.Weller