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 = 473 K on heating cycle, MgAl2O4 _database_code_amcsd 0002145 CELL PARAMETERS: 8.0965 8.0965 8.0965 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 530.752 Density (g/cm3): 3.560 MAX. ABS. INTENSITY / VOLUME**2: 18.78176831 RIR: 1.718 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.99 31.85 4.6745 1 1 1 8 31.25 32.57 2.8625 2 2 0 12 36.82 100.00 2.4412 3 1 1 24 38.52 1.05 2.3373 2 2 2 8 44.77 57.28 2.0241 4 0 0 6 55.61 9.01 1.6527 4 2 2 24 59.31 3.22 1.5582 3 3 3 8 59.31 42.69 1.5582 5 1 1 24 65.18 71.86 1.4313 4 4 0 12 68.57 3.46 1.3686 5 3 1 48 74.06 2.77 1.2802 6 2 0 24 77.27 10.09 1.2347 5 3 3 24 78.34 1.05 1.2206 6 2 2 24 82.55 7.06 1.1686 4 4 4 8 85.68 2.91 1.1337 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.