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 = 400 C _database_code_amcsd 0004020 CELL PARAMETERS: 8.1399 8.1399 8.1399 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 539.333 Density (g/cm3): 3.645 MAX. ABS. INTENSITY / VOLUME**2: 21.45229554 RIR: 1.917 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.88 24.55 4.6996 1 1 1 8 31.08 34.44 2.8779 2 2 0 12 36.61 100.00 2.4543 3 1 1 24 44.52 47.06 2.0350 4 0 0 6 55.29 9.72 1.6616 4 2 2 24 58.96 3.41 1.5665 3 3 3 8 58.96 38.86 1.5665 5 1 1 24 64.79 63.21 1.4389 4 4 0 12 68.15 2.13 1.3759 5 3 1 48 73.60 3.06 1.2870 6 2 0 24 76.79 9.20 1.2413 5 3 3 24 82.02 5.05 1.1749 4 4 4 8 85.12 1.82 1.1398 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.