Diaoyudaoite Felsche J Zeitschrift fur Kristallographie 127 (1968) 94-100 The alkali problem in the crystal structure of beta alumina _database_code_amcsd 0010660 CELL PARAMETERS: 5.5962 5.5962 22.5260 90.000 90.000 120.000 SPACE GROUP: P6_3/mmc X-RAY WAVELENGTH: 1.541838 Cell Volume: 610.944 Density (g/cm3): 3.216 MAX. ABS. INTENSITY / VOLUME**2: 27.95064164 RIR: 2.830 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.85 100.00 11.2630 0 0 2 2 15.74 24.10 5.6315 0 0 4 2 19.94 11.37 4.4518 1 0 2 12 21.83 2.80 4.0719 1 0 3 12 24.23 2.57 3.6734 1 0 4 12 31.78 1.91 2.8157 0 0 8 2 31.99 9.72 2.7981 1 1 0 6 33.42 23.31 2.6808 1 0 7 12 35.84 17.70 2.5058 1 1 4 12 36.92 1.53 2.4347 1 0 8 12 37.10 1.59 2.4232 2 0 0 6 37.32 7.45 2.4093 2 0 1 12 37.98 3.60 2.3690 2 0 2 12 39.06 2.35 2.3061 2 0 3 12 40.03 1.32 2.2526 0 0 10 2 40.19 6.51 2.2435 1 1 6 12 40.53 2.70 2.2259 2 0 4 12 42.35 11.28 2.1341 2 0 5 12 44.34 2.46 2.0427 1 0 10 12 44.50 13.15 2.0360 2 0 6 12 46.94 6.74 1.9358 2 0 7 12 49.63 2.57 1.8367 2 0 8 12 50.48 1.00 1.8080 2 1 2 24 55.71 1.72 1.6499 2 0 10 12 57.01 1.52 1.6155 3 0 0 6 57.26 1.08 1.6090 0 0 14 2 57.93 9.21 1.5919 2 1 7 24 59.06 6.97 1.5641 2 0 11 12 59.28 1.66 1.5589 1 1 12 12 59.53 3.40 1.5529 3 0 4 12 62.60 1.90 1.4839 3 0 6 12 65.70 1.55 1.4212 2 1 10 24 66.32 8.75 1.4095 2 0 13 12 66.88 18.83 1.3990 2 2 0 6 67.46 1.52 1.3884 2 2 2 12 69.19 1.67 1.3578 2 2 4 12 70.22 8.49 1.3404 2 0 14 12 76.86 3.41 1.2403 3 1 7 24 83.92 1.14 1.1531 4 0 6 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.