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 = 500 C _database_code_amcsd 0004022 CELL PARAMETERS: 8.1482 8.1482 8.1482 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 540.985 Density (g/cm3): 3.633 MAX. ABS. INTENSITY / VOLUME**2: 21.21411309 RIR: 1.901 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.86 24.79 4.7044 1 1 1 8 31.04 34.31 2.8808 2 2 0 12 36.58 100.00 2.4568 3 1 1 24 44.48 47.09 2.0371 4 0 0 6 55.23 9.58 1.6632 4 2 2 24 58.89 3.39 1.5681 3 3 3 8 58.89 38.35 1.5681 5 1 1 24 64.72 62.33 1.4404 4 4 0 12 68.07 2.12 1.3773 5 3 1 48 73.51 2.99 1.2883 6 2 0 24 76.69 9.00 1.2426 5 3 3 24 81.91 4.95 1.1761 4 4 4 8 85.01 1.78 1.1410 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.