Tourmaline Photos
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor

[email protected]    copyright 2010-R.Weller

 
green tourmaline-4
sub-conchoidal fracture
 

tourmaline                                                                                                                                    4988
Photo is copyright free only for non-commercial educational uses.
Credit photo to R.Weller/Cochise College.