Information card for entry 9001567

Structure parameters

• Mineral name: Mullite
• Formula: Al2.25 O4.871 Si0.75
• Calculated formula: Al2.25 O4.871 Si0.75
• Title of publication: Crystal structure and compressibility of 3:2 mullite
• Authors of publication: Balzar, D.; Ledbetter, H.
• Journal of publication: American Mineralogist
• Year of publication: 1993
• Journal volume: 78
• Pages of publication: 1192 - 1196
• a: 7.54336 Å
• b: 7.69176 Å
• c: 2.88402 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 167.336 ų
• Number of distinct elements: 3
• Space group number: 55
• Hermann-Mauguin space group symbol: P b a m
• Hall space group symbol: -P 2 2ab
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No