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: 1000, UCLA (CuKalpha radiation) Locality: synthetic _database_code_amcsd 0007783 CELL PARAMETERS: 8.0867 8.0867 8.0867 90.000 90.000 90.000 SPACE GROUP: Fd-3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 528.828 Density (g/cm3): 4.606 MAX. ABS. INTENSITY / VOLUME**2: 58.56832273 RIR: 4.141 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 19.01 5.06 4.6689 1 1 1 8 31.29 76.59 2.8591 2 2 0 12 36.86 100.00 2.4382 3 1 1 24 44.83 4.06 2.0217 4 0 0 6 49.11 9.70 1.8552 3 3 1 24 55.68 24.82 1.6507 4 2 2 24 59.39 4.54 1.5563 3 3 3 8 59.39 36.00 1.5563 5 1 1 24 65.27 44.56 1.4295 4 4 0 12 68.66 1.42 1.3669 5 3 1 48 74.16 8.85 1.2786 6 2 0 24 77.38 10.35 1.2332 5 3 3 24 85.81 1.37 1.1324 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.