Information card for entry 9013651

Structure parameters

• Mineral name: Birnessite
• Formula: H4.344 Mn O4.172
• Calculated formula: Mn O4.172
• SMILES: [Mn+4].[O-2].[O-2].O.O
• Title of publication: Cs-exchange in birnessite: Reaction mechanisms inferred from time-resolved X-ray diffraction and transmission electron microscopy Note: Solution concentration 0.01 M Note: Occupancies of the Oint sites are undetermined, O is used only as a scatterer
• Authors of publication: Lopano, C. L.; Heaney, P. J.; Post, J. E.
• Journal of publication: American Mineralogist
• Year of publication: 2009
• Journal volume: 94
• Pages of publication: 816 - 826
• a: 5.1298 Å
• b: 2.8445 Å
• c: 7.5029 Å
• α: 90.12°
• β: 101.395°
• γ: 89.958°
• Cell volume: 107.322 ų
• Number of distinct elements: 3
• Space group number: 2
• Hermann-Mauguin space group symbol: C -1
• Hall space group symbol: -P 1 (1/2*x+1/2*y,1/2*x-1/2*y,-z)
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No