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 = 1355 K on heating cycle, MgAl2O4 _database_code_amcsd 0002118 CELL PARAMETERS: 8.1580 8.1580 8.1580 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 542.949 Density (g/cm3): 3.480 MAX. ABS. INTENSITY / VOLUME**2: 17.33765871 RIR: 1.622 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.84 29.58 4.7101 1 1 1 8 31.01 32.49 2.8843 2 2 0 12 36.53 100.00 2.4597 3 1 1 24 38.22 1.19 2.3550 2 2 2 8 44.42 55.32 2.0395 4 0 0 6 55.15 8.48 1.6653 4 2 2 24 58.82 3.19 1.5700 3 3 3 8 58.82 36.98 1.5700 5 1 1 24 64.63 63.34 1.4422 4 4 0 12 67.98 2.70 1.3790 5 3 1 48 73.40 2.45 1.2899 6 2 0 24 76.58 8.19 1.2441 5 3 3 24 81.79 5.60 1.1775 4 4 4 8 84.89 1.99 1.1424 5 5 1 24 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.