Pyrolusite Photos             
Cochise College
Photos of Bisbee Minerals
Virtual Geology Museum
Hall of Minerals
Geology Home Page
Roger Weller, geology instructor                       

wellerr@cochise.edu

Pyrolusite
Bisbee, Arizona
last edited:  4/16/08    number of photos: 3
Pyrolusite is MnO₂                                                                                 

photos
pyrolusite-botryoidal and drusy:  1  2  3

Photos are copyright free for non-commercial educational purposes. 
Just credit photos to R.Weller/Cochise College.
copyright 2008-R.Weller

Also visit Photos of Minerals-  Pyrolusite