Hercynite Larsson L, O'Neill H St C, Annersten H European Journal of Mineralogy 6 (1994) 39-51 Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy Sample: T = 950 C, Sample HCl/1 _database_code_amcsd 0006511 CELL PARAMETERS: 8.1514 8.1514 8.1514 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 541.622 Density (g/cm3): 4.262 MAX. ABS. INTENSITY / VOLUME**2: 41.53036173 RIR: 3.173 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 31.03 57.88 2.8820 2 2 0 12 36.56 100.00 2.4577 3 1 1 24 44.46 13.87 2.0378 4 0 0 6 48.69 3.45 1.8701 3 3 1 24 55.20 16.59 1.6639 4 2 2 24 58.87 3.93 1.5687 3 3 3 8 58.87 35.72 1.5687 5 1 1 24 64.69 46.63 1.4410 4 4 0 12 73.47 5.40 1.2888 6 2 0 24 76.66 9.32 1.2431 5 3 3 24 77.71 1.12 1.2289 6 2 2 24 81.87 1.32 1.1766 4 4 4 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.