Information card for entry 9016004

Structure parameters

• Mineral name: Spinel
• Formula: Al1.61 Fe0.391 Mg1.001 O4
• Calculated formula: Al12.88 Fe3.128 Mg8.008 O32
• Title of publication: Kinetics of cation ordering in synthetic Mg(Al,Fe3+)2O4 spinels Note Sample F39, disordered at 1000 C for 24 h, then ordered at 650 C Annealing time = 189 min
• Authors of publication: Princivalle, F.; Martignago, F.; Nestola, F.; Dal Negro, A.
• Journal of publication: European Journal of Mineralogy
• Year of publication: 2012
• Journal volume: 24
• Pages of publication: 633 - 643
• a: 8.1465 Å
• b: 8.1465 Å
• c: 8.1465 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 540.646 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