Pyrolusite Photos       

Cochise College       
Photos of Minerals
Geology Home Page
Roger Weller, geology instructor               


last edited:  2/28/18    number of photos:  8
Pyrolusite is MnO2
Mineral information on pyrolusite
Pyrolusite is the mineral that forms small dendrites in moss agates.
A powdery mixture of different manganese oxides is known as wad.

pyrolusite crystals:  1  2  3  4
pyrolusite-botryoidal and drusy:  1  2  3

Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.
copyright 2018-R.Weller