Information card for entry 1008267

Structure parameters

• Chemical name: CALCIUM HEXAMANGANESE(III) MANGANESE(IV) DODECAOXIDE
• Formula: Ca Mn7 O12
• Calculated formula: Ca Mn7 O12
• Title of publication: Bond lengths in (Ca Mn~3~) (Mn~4~) O~12~. A new Jahn-Teller distortion of Mn^3+^ octahedra
• Authors of publication: Bochu, B; Buevoz, J L; Chenavas, J; Collomb, A; Joubert, J C; Marezio, M
• Journal of publication: Solid State Communications
• Year of publication: 1980
• Journal volume: 36
• Pages of publication: 133 - 138
• a: 10.4414 ± 0.0004 Å
• b: 10.4414 ± 0.0004 Å
• c: 6.3433 ± 0.0004 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 598.9 ų
• Number of distinct elements: 3
• Space group number: 148
• Hermann-Mauguin space group symbol: R -3 :H
• Hall space group symbol: -R 3
• Residual factor for all reflections: 0.036
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No