Information card for entry 9004185

Structure parameters

• Mineral name: Mannardite
• Formula: Ba0.517 Cr0.508 H2 O8.483 Ti2.984 V0.508
• Calculated formula: Ba0.517 Cr0.508 H0.966 O8.483 Ti2.984 V0.508
• Title of publication: The crystal structure of mannardite, a new hydrated cryptomelane-group (hollandite) mineral with a doubled short axis
• Authors of publication: Szymanski, J. T.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 1986
• Journal volume: 24
• Pages of publication: 67 - 78
• a: 14.357 Å
• b: 14.357 Å
• c: 5.908 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1217.78 ų
• Number of distinct elements: 6
• Space group number: 88
• Hermann-Mauguin space group symbol: I 41/a :2
• Hall space group symbol: -I 4ad
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No