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

wellerr@cochise.edu

Jet
last edited:  12/19/07    number of photos:  3
Jet is a bituminous coal.
Information on the sedimentary rock, coal
hardness: 2.5 to 4
Jet is found in England, Germany, France, Poland, Spain;
in the USA from Colorado, Utah, New Mexico.

Jet in Jewelry
jet beads:  A 

Jet, Uncut
rough jet:  A  B

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