Formula: Mn O2 H
Name: Manganite
Unit cell: 5.304 5.277 5.304 90.0 114.38 90.0 , V=135.22
Space group: P121/C1 (14)

Kohler T , Armbruster T , Libowitzky E , Journal of Solid State Chemistry , 133 (1997) p.486-500, Hydrogen bonding and Jahn-Teller distortion in groutite, alpha-MnOOH,, and manganite, gamma-MnOOH, and their relations to the manganese, dioxides ramsdellite and pyrolusite, Locality: Nchwaning Mine, Kalahari manganese field, Republic of South Africa, Note: Uiso corrected