Information card for entry 1514227

Structure parameters

• Chemical name: Manganese(IV) Oxide
• Mineral name: Ramsdellite
• Formula: Mn O2
• Calculated formula: Mn O2
• Title of publication: The crystal structure of ramsdellite, an orthorhombic modification of Mn O2
• Authors of publication: Bystroem, A. M.
• Journal of publication: Acta Chemica Scandinavica (1-27,1973-42,1988)
• Year of publication: 1949
• Journal volume: 3
• Pages of publication: 163 - 173
• a: 9.27 ± 0.01 Å
• b: 2.866 ± 0.005 Å
• c: 4.533 ± 0.005 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 120.4 ± 0.3 ų
• Number of distinct elements: 2
• Space group number: 62
• Hermann-Mauguin space group symbol: P n m a
• Hall space group symbol: -P 2ac 2n
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No