Hercynite Harrison R J, Redfern S A T, O'Neill H St C American Mineralogist 83 (1998) 1092-1099 The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements Sample at T = 823 K _database_code_amcsd 0002036 CELL PARAMETERS: 8.1802 8.1802 8.1802 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 547.386 Density (g/cm3): 4.217 MAX. ABS. INTENSITY / VOLUME**2: 39.72786967 RIR: 3.067 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 30.92 62.40 2.8921 2 2 0 12 36.43 100.00 2.4664 3 1 1 24 44.29 12.53 2.0451 4 0 0 6 48.51 4.11 1.8767 3 3 1 24 54.99 16.33 1.6698 4 2 2 24 58.64 3.58 1.5743 3 3 3 8 58.64 34.11 1.5743 5 1 1 24 64.43 43.38 1.4461 4 4 0 12 73.17 4.80 1.2934 6 2 0 24 76.34 8.22 1.2475 5 3 3 24 81.53 1.21 1.1807 4 4 4 8 89.70 6.49 1.0931 6 4 2 48 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.