Information card for entry 9016434

Structure parameters

• Mineral name: Spinel
• Formula: Al2 Cu0.44 Mg0.56 O4
• Calculated formula: Al16 Cu3.52 Mg4.48 O32
• Title of publication: Cation ordering over short-range and long-range scales in the MgAl2O4-CuAl2O4 series Sample: CuAl70bm
• Authors of publication: Fregola, R. A.; Bosi, F.; Skogby, H.; Halenius, U.
• Journal of publication: American Mineralogist
• Year of publication: 2012
• Journal volume: 97
• Pages of publication: 1821 - 1827
• a: 8.0846 Å
• b: 8.0846 Å
• c: 8.0846 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 528.416 ų
• Number of distinct elements: 4
• 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