Information card for entry 9001367

Structure parameters

• Mineral name: Spinel
• Formula: Al2 Mg O4
• Calculated formula: Al2 Mg O4
• Title of publication: A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K sample UC, T = 923 K
• Authors of publication: Peterson, R. C.; Lager, G. A.; Hitterman, R. L.
• Journal of publication: American Mineralogist
• Year of publication: 1991
• Journal volume: 76
• Pages of publication: 1455 - 1458
• a: 8.12508 Å
• b: 8.12508 Å
• c: 8.12508 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 536.393 ų
• Ambient diffraction temperature: 923 K
• Number of distinct elements: 3
• Space group number: 227
• Hermann-Mauguin space group symbol: F d -3 m :2
• Hall space group symbol: -F 4vw 2vw 3
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No