Spinel Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R American Mineralogist 84 (1999) 299-310 Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, T = 1662 K on heating cycle, MgAl2O4 _database_code_amcsd 0002124 CELL PARAMETERS: 8.1854 8.1854 8.1854 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 548.420 Density (g/cm3): 3.446 MAX. ABS. INTENSITY / VOLUME**2: 16.73272054 RIR: 1.581 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.78 28.03 4.7258 1 1 1 8 30.90 32.29 2.8940 2 2 0 12 36.40 100.00 2.4680 3 1 1 24 38.08 1.22 2.3629 2 2 2 8 44.26 54.45 2.0463 4 0 0 6 54.95 8.17 1.6708 4 2 2 24 58.60 3.22 1.5753 3 3 3 8 58.60 34.22 1.5753 5 1 1 24 64.39 59.53 1.4470 4 4 0 12 67.72 2.44 1.3836 5 3 1 48 73.12 2.29 1.2942 6 2 0 24 76.28 7.41 1.2483 5 3 3 24 81.46 5.06 1.1815 4 4 4 8 84.54 1.65 1.1462 5 5 1 24 89.63 2.96 1.0938 6 4 2 48 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.