Information card for entry 1531384

Structure parameters

• Chemical name: Al28 (Fe5 Mg5) (Fe Ti) O54 (O H)2
• Formula: Al28 Fe6 H2 Mg5 O56 Ti
• Calculated formula: Al28 Fe6.0002 H2 Mg5.0002 O56 Ti
• Title of publication: Polysomatism in hoegbomite: the crystal structures of 10T, 12H, 14Tand 24R polysomes
• Authors of publication: Hejny, C.; Armbruster, T.
• Journal of publication: American Mineralogist
• Year of publication: 2002
• Journal volume: 87
• Pages of publication: 277 - 292
• a: 5.7 Å
• b: 5.7 Å
• c: 32.2 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 906.017 ų
• Number of distinct elements: 6
• Space group number: 164
• Hermann-Mauguin space group symbol: P -3 m 1
• Hall space group symbol: -P 3 2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No