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 = 1595 K on cooling cycle, MgAl2O4 _database_code_amcsd 0002126 CELL PARAMETERS: 8.1790 8.1790 8.1790 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 547.149 Density (g/cm3): 3.454 MAX. ABS. INTENSITY / VOLUME**2: 16.91301437 RIR: 1.595 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.79 28.04 4.7222 1 1 1 8 30.92 32.26 2.8917 2 2 0 12 36.43 100.00 2.4661 3 1 1 24 38.11 1.23 2.3611 2 2 2 8 44.30 54.48 2.0448 4 0 0 6 55.00 8.30 1.6695 4 2 2 24 58.65 3.26 1.5741 3 3 3 8 58.65 34.68 1.5741 5 1 1 24 64.44 60.43 1.4459 4 4 0 12 67.78 2.43 1.3825 5 3 1 48 73.19 2.37 1.2932 6 2 0 24 76.35 7.60 1.2473 5 3 3 24 81.54 5.14 1.1805 4 4 4 8 84.62 1.67 1.1453 5 5 1 24 89.71 3.11 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.