Gahnite O'Neill H St C, Dollase W A Physics and Chemistry of Minerals 20 (1994) 541-555 Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Sample: ZnAl2O4/1200, original background Locality: synthetic _database_code_amcsd 0007838 CELL PARAMETERS: 8.0876 8.0876 8.0876 90.000 90.000 90.000 SPACE GROUP: Fd-3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 529.004 Density (g/cm3): 4.604 MAX. ABS. INTENSITY / VOLUME**2: 58.30633735 RIR: 4.124 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 19.01 4.94 4.6694 1 1 1 8 31.28 76.75 2.8594 2 2 0 12 36.86 100.00 2.4385 3 1 1 24 44.83 4.09 2.0219 4 0 0 6 49.10 9.68 1.8554 3 3 1 24 55.68 24.62 1.6509 4 2 2 24 59.38 4.49 1.5565 3 3 3 8 59.38 36.05 1.5565 5 1 1 24 65.26 44.31 1.4297 4 4 0 12 68.66 1.35 1.3671 5 3 1 48 74.15 8.69 1.2788 6 2 0 24 77.37 10.29 1.2333 5 3 3 24 85.80 1.33 1.1325 7 1 1 24 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.