Spinel Martignago F, Andreozzi G B, Dal Negro A American Mineralogist 91 (2006) 306-312 Thermodynamics and kinetics of cation ordering in natural and synthetic Mg(Al,Fe3+)2O4 spinels from in situ high-temperature X-ray diffraction Locality: synthetic Sample: MgFe20, T = 800 C _database_code_amcsd 0004027 CELL PARAMETERS: 8.1721 8.1721 8.1721 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 545.759 Density (g/cm3): 3.604 MAX. ABS. INTENSITY / VOLUME**2: 20.56253497 RIR: 1.858 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.81 24.39 4.7182 1 1 1 8 30.95 34.40 2.8893 2 2 0 12 36.47 100.00 2.4640 3 1 1 24 44.34 46.27 2.0430 4 0 0 6 55.05 9.32 1.6681 4 2 2 24 58.71 3.33 1.5727 3 3 3 8 58.71 36.35 1.5727 5 1 1 24 64.50 58.98 1.4446 4 4 0 12 67.85 1.92 1.3813 5 3 1 48 73.26 2.82 1.2921 6 2 0 24 76.43 8.27 1.2462 5 3 3 24 81.62 4.46 1.1795 4 4 4 8 84.71 1.53 1.1443 5 5 1 24 89.81 4.07 1.0920 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.