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 ISIS, Rutherford Appleton Laboratory, U.K. T = 1273 K on heating cycle, MgAl2O4 _database_code_amcsd 0002152 CELL PARAMETERS: 8.1543 8.1543 8.1543 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 542.197 Density (g/cm3): 3.485 MAX. ABS. INTENSITY / VOLUME**2: 17.20862577 RIR: 1.608 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.85 31.19 4.7079 1 1 1 8 31.02 32.58 2.8830 2 2 0 12 36.55 100.00 2.4586 3 1 1 24 38.23 1.06 2.3539 2 2 2 8 44.44 55.63 2.0386 4 0 0 6 55.18 8.21 1.6645 4 2 2 24 58.85 3.09 1.5693 3 3 3 8 58.85 37.32 1.5693 5 1 1 24 64.66 62.65 1.4415 4 4 0 12 68.02 2.96 1.3783 5 3 1 48 73.44 2.29 1.2893 6 2 0 24 76.63 8.12 1.2435 5 3 3 24 81.84 5.64 1.1770 4 4 4 8 84.93 2.15 1.1418 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.