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 = 1650 K on cooling cycle, MgAl2O4 _database_code_amcsd 0002125 CELL PARAMETERS: 8.1846 8.1846 8.1846 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 548.257 Density (g/cm3): 3.447 MAX. ABS. INTENSITY / VOLUME**2: 16.79148749 RIR: 1.586 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.78 27.94 4.7254 1 1 1 8 30.90 32.52 2.8937 2 2 0 12 36.41 100.00 2.4677 3 1 1 24 38.09 1.28 2.3627 2 2 2 8 44.27 54.07 2.0461 4 0 0 6 54.96 8.38 1.6707 4 2 2 24 58.61 34.52 1.5751 5 1 1 24 58.61 3.22 1.5751 3 3 3 8 64.39 59.91 1.4468 4 4 0 12 67.73 2.28 1.3834 5 3 1 48 73.13 2.40 1.2941 6 2 0 24 76.29 7.49 1.2481 5 3 3 24 81.47 4.95 1.1813 4 4 4 8 84.55 1.58 1.1461 5 5 1 24 89.64 3.15 1.0937 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.