Psilomelane Photos 
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor     copyright 2010-R.Weller 

psilomelane dendrites-1
It is difficult to determine which of the manganese oxides comprise this dendrite
specimen, psilomelane or pyrolusite.


psilomelane                                                                                                                                     3
Photo is copyright free only for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.