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 = 1644 K on heating cycle, MgAl2O4 _database_code_amcsd 0002123 CELL PARAMETERS: 8.1833 8.1833 8.1833 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 547.998 Density (g/cm3): 3.448 MAX. ABS. INTENSITY / VOLUME**2: 16.87876389 RIR: 1.594 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.78 27.78 4.7246 1 1 1 8 30.91 32.31 2.8932 2 2 0 12 36.41 100.00 2.4673 3 1 1 24 38.09 1.21 2.3623 2 2 2 8 44.27 54.11 2.0458 4 0 0 6 54.97 8.34 1.6704 4 2 2 24 58.62 34.50 1.5749 5 1 1 24 58.62 3.27 1.5749 3 3 3 8 64.41 60.04 1.4466 4 4 0 12 67.74 2.36 1.3832 5 3 1 48 73.14 2.39 1.2939 6 2 0 24 76.30 7.57 1.2479 5 3 3 24 81.49 5.04 1.1812 4 4 4 8 84.56 1.62 1.1459 5 5 1 24 89.66 3.12 1.0935 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.