Spinel Andreozzi G B, Princivalle F American Mineralogist 87 (2002) 838-844 Kinetics of cation ordering in synthetic MgAl2O4 spinel Sample: annealed at 1000 deg C for 12h, then isothermally ordered at 900 deg C for .17 min _database_code_amcsd 0002824 CELL PARAMETERS: 8.0832 8.0832 8.0832 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 528.141 Density (g/cm3): 3.578 MAX. ABS. INTENSITY / VOLUME**2: 19.24716441 RIR: 1.752 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 19.02 29.25 4.6668 1 1 1 8 31.30 32.84 2.8578 2 2 0 12 36.88 100.00 2.4372 3 1 1 24 38.58 1.11 2.3334 2 2 2 8 44.85 55.69 2.0208 4 0 0 6 55.71 9.61 1.6500 4 2 2 24 59.42 42.64 1.5556 5 1 1 24 59.42 3.42 1.5556 3 3 3 8 65.30 72.60 1.4289 4 4 0 12 68.70 2.95 1.3663 5 3 1 48 74.20 3.16 1.2781 6 2 0 24 77.42 10.45 1.2327 5 3 3 24 82.72 6.73 1.1667 4 4 4 8 85.86 2.56 1.1319 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.