Information card for entry 2018878

Structure parameters

• Chemical name: Co3 (B7 O13) Br
• Formula: B7 Br Co3 O13
• Calculated formula: B7 Br Co3 O13
• Title of publication: Structure of the fully ferroelectric/fully ferroelastic orthorhombic room-temperature phase of cobalt bromine boracite, Co3B7O13Br and nickel chlorine boracite, Ni3B7O13Cl
• Authors of publication: Schmid, H.; Kubel, F.; Mao, S.Y.
• Journal of publication: Acta Crystallographica C (39,1983-)
• Year of publication: 1992
• Journal volume: 48
• Pages of publication: 1167 - 1170
• a: 8.5614 Å
• b: 8.5657 Å
• c: 12.1196 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 888.783 ų
• Number of distinct elements: 4
• Space group number: 29
• Hermann-Mauguin space group symbol: P c a 21
• Hall space group symbol: P 2c -2ac
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No