Information card for entry 9000920

Structure parameters

• Mineral name: Andalusite
• Formula: Al2 O5 Si
• Calculated formula: Al2 O5 Si
• Title of publication: Compressibility and crystal structure of andalusite at high pressure 12 kbar step-scan
• Authors of publication: Ralph, R. L.; Finger, L. W.; Hazen, R. M.; Ghose, S.
• Journal of publication: American Mineralogist
• Year of publication: 1984
• Journal volume: 69
• Pages of publication: 513 - 519
• a: 7.76 Å
• b: 7.873 Å
• c: 5.544 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 338.708 ų
• Number of distinct elements: 3
• Space group number: 58
• Hermann-Mauguin space group symbol: P n n m
• Hall space group symbol: -P 2 2n
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No