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 = 1050 C _database_code_amcsd 0004030 CELL PARAMETERS: 8.1898 8.1898 8.1898 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 549.313 Density (g/cm3): 3.580 MAX. ABS. INTENSITY / VOLUME**2: 20.06700554 RIR: 1.825 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.77 24.30 4.7284 1 1 1 8 30.88 33.89 2.8955 2 2 0 12 36.38 100.00 2.4693 3 1 1 24 44.24 46.15 2.0475 4 0 0 6 54.92 9.01 1.6717 4 2 2 24 58.57 3.36 1.5761 3 3 3 8 58.57 34.65 1.5761 5 1 1 24 64.35 56.67 1.4478 4 4 0 12 67.68 1.86 1.3843 5 3 1 48 73.07 2.67 1.2949 6 2 0 24 76.23 7.78 1.2489 5 3 3 24 81.41 4.21 1.1821 4 4 4 8 84.48 1.37 1.1468 5 5 1 24 89.56 3.63 1.0944 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.