Neodymium Spedding F H, Daane A H, Herrmann K W Acta Crystallographica 9 (1956) 559-563 The crystal structures and lattice parameters of high-purity scandium, yttrium and the rare earth metals Locality: synthetic Note: sample 99.8% pure _database_code_amcsd 0009171 CELL PARAMETERS: 3.6579 3.6579 11.7992 90.000 90.000 120.000 SPACE GROUP: P6_3/mmc X-RAY WAVELENGTH: 1.541838 Cell Volume: 136.725 Density (g/cm3): 3.503 MAX. ABS. INTENSITY / VOLUME**2: 151.8435678 RIR: 14.114 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 15.02 100.00 5.8996 0 0 2 2 28.17 16.09 3.1678 1 0 0 6 29.19 87.72 3.0595 1 0 1 12 30.30 17.60 2.9498 0 0 4 2 32.07 22.55 2.7909 1 0 2 12 36.42 46.84 2.4671 1 0 3 12 41.85 10.19 2.1588 1 0 4 12 46.16 4.94 1.9665 0 0 6 2 48.08 19.38 1.8925 1 0 5 12 49.86 11.42 1.8290 1 1 0 6 52.37 19.25 1.7469 1 1 2 12 54.96 4.06 1.6708 1 0 6 12 58.25 1.65 1.5839 2 0 0 6 58.82 9.55 1.5698 2 0 1 12 59.47 12.24 1.5544 1 1 4 12 60.52 2.87 1.5297 2 0 2 12 62.41 7.70 1.4881 1 0 7 12 63.03 1.65 1.4749 0 0 8 2 63.30 7.31 1.4692 2 0 3 12 67.07 1.97 1.3955 2 0 4 12 70.29 6.66 1.3393 1 1 6 12 70.42 1.65 1.3371 1 0 8 12 71.77 4.63 1.3151 2 0 5 12 77.36 1.19 1.2336 2 0 6 12 79.05 3.31 1.2114 1 0 9 12 80.66 2.07 1.1912 2 1 1 24 83.81 2.75 1.1543 2 0 7 12 84.36 3.59 1.1481 1 1 8 12 84.60 1.78 1.1454 2 1 3 24 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.