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 = 1606 K on heating cycle, MgAl2O4 _database_code_amcsd 0002122 CELL PARAMETERS: 8.1794 8.1794 8.1794 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 547.223 Density (g/cm3): 3.453 MAX. ABS. INTENSITY / VOLUME**2: 16.97247751 RIR: 1.600 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.79 27.94 4.7224 1 1 1 8 30.92 32.20 2.8919 2 2 0 12 36.43 100.00 2.4662 3 1 1 24 38.11 1.19 2.3612 2 2 2 8 44.30 54.51 2.0449 4 0 0 6 55.00 8.30 1.6696 4 2 2 24 58.65 3.28 1.5741 3 3 3 8 58.65 34.82 1.5741 5 1 1 24 64.44 60.67 1.4459 4 4 0 12 67.78 2.48 1.3826 5 3 1 48 73.18 2.37 1.2933 6 2 0 24 76.35 7.68 1.2473 5 3 3 24 81.54 5.21 1.1806 4 4 4 8 84.61 1.71 1.1453 5 5 1 24 89.71 3.12 1.0930 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.