B2 Gd2 Na2 O7 Corbel G, Leblanc M, Antic-Fidancev E, Lemaitre-Blaise M Journal of Solid State Chemistry 144 (1999) 35-44 Crystal structure of sodium rare earth oxyborates Na2Ln2(BO3)2O (Ln = Sm,Eu, and Gd) and optical analysis of Na2Gd2(BO3)2O:Eu(3+) _cod_database_code 1000502 _database_code_amcsd 0013972 CELL PARAMETERS: 10.6950 6.3200 10.3280 90.000 117.800 90.000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 617.521 Density (g/cm3): 5.314 MAX. ABS. INTENSITY / VOLUME**2: 133.2998259 RIR: 8.168 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.35 100.00 9.4606 1 0 0 2 16.87 5.76 5.2552 1 1 0 4 17.06 3.04 5.1976 0 1 1 4 17.15 5.10 5.1710 -1 1 1 4 17.17 3.13 5.1631 -1 0 2 2 18.76 1.38 4.7303 2 0 0 2 19.74 2.91 4.4971 -2 0 2 2 21.58 7.36 4.1176 1 1 1 4 21.79 3.21 4.0783 -2 1 1 4 23.49 1.23 3.7870 2 1 0 4 24.04 5.40 3.7022 0 1 2 4 25.30 13.52 3.5206 1 0 2 2 25.78 14.40 3.4559 -3 0 2 2 28.24 5.27 3.1600 0 2 0 2 28.69 16.16 3.1115 2 1 1 4 28.96 7.35 3.0832 -3 1 1 4 29.03 4.02 3.0756 1 1 2 4 29.81 13.20 2.9972 1 2 0 4 29.86 22.26 2.9926 -1 1 3 4 29.97 8.22 2.9813 -1 2 1 4 30.01 16.75 2.9774 -2 1 3 4 32.64 7.43 2.7434 0 1 3 4 32.79 2.03 2.7309 1 2 1 4 32.94 12.52 2.7193 -2 2 1 4 33.01 8.24 2.7138 2 0 2 2 33.07 3.19 2.7087 -3 1 3 4 33.57 14.75 2.6693 -4 0 2 2 34.12 4.04 2.6276 2 2 0 4 34.51 1.43 2.5988 0 2 2 4 34.70 2.05 2.5855 -2 2 2 4 34.75 5.46 2.5816 -2 0 4 2 36.02 1.42 2.4936 2 1 2 4 37.06 6.13 2.4257 3 1 1 4 38.27 1.54 2.3516 1 2 2 4 38.61 6.15 2.3321 -3 2 2 4 38.92 1.08 2.3139 -1 2 3 4 39.03 1.09 2.3077 -3 1 4 4 39.45 2.09 2.2840 0 0 4 2 40.73 2.26 2.2151 4 1 0 4 41.17 6.23 2.1928 0 2 3 4 41.52 1.83 2.1749 -3 2 3 4 42.06 1.58 2.1480 0 1 4 4 42.33 1.14 2.1353 -5 0 2 2 42.68 4.39 2.1185 -4 1 4 4 43.98 5.12 2.0588 2 2 2 4 44.04 3.79 2.0563 1 3 0 4 44.43 8.57 2.0391 -4 2 2 4 44.60 1.29 2.0315 2 1 3 4 44.80 1.86 2.0229 -5 1 2 4 44.87 2.21 2.0201 3 2 1 4 44.96 3.59 2.0160 1 0 4 2 45.36 1.15 1.9992 -2 2 4 4 45.84 1.00 1.9796 -5 0 4 2 46.56 1.22 1.9505 -1 3 2 4 47.53 7.28 1.9130 0 3 2 4 48.05 3.23 1.8935 4 2 0 4 48.09 5.15 1.8921 5 0 0 2 48.31 2.03 1.8839 -1 1 5 4 48.83 4.32 1.8651 -4 1 5 4 50.49 5.01 1.8077 1 3 2 4 51.01 1.11 1.7904 -1 3 3 4 51.11 1.32 1.7872 -2 3 3 4 51.66 1.91 1.7692 -5 2 2 4 52.10 5.82 1.7553 0 1 5 4 52.18 2.83 1.7530 -5 2 3 4 52.62 3.36 1.7393 3 1 3 4 52.92 3.00 1.7302 4 2 1 4 52.92 6.94 1.7301 -5 1 5 4 53.22 3.32 1.7210 -3 0 6 2 53.50 1.88 1.7129 -6 1 3 4 53.95 1.70 1.6996 1 2 4 4 53.98 1.34 1.6988 -2 0 6 2 54.08 1.33 1.6957 2 1 4 4 54.84 2.39 1.6739 -1 2 5 4 55.32 1.23 1.6607 -4 2 5 4 56.30 2.10 1.6341 -6 1 1 4 56.37 1.16 1.6322 -2 3 4 4 56.48 1.11 1.6293 1 3 3 4 56.70 1.54 1.6234 5 2 0 4 57.40 4.71 1.6053 -3 3 4 4 57.53 2.40 1.6019 1 1 5 4 58.54 2.52 1.5768 6 0 0 2 58.60 2.39 1.5752 -6 1 5 4 58.69 2.81 1.5731 4 3 0 4 59.39 1.40 1.5562 -1 4 1 4 59.63 1.52 1.5505 -6 2 3 4 60.19 1.36 1.5373 -4 3 4 4 61.17 4.03 1.5150 -2 4 1 4 61.28 1.22 1.5127 -7 0 4 2 61.34 1.97 1.5114 -3 2 6 4 61.36 1.06 1.5108 -1 4 2 4 61.60 4.17 1.5056 4 1 3 4 61.87 1.76 1.4997 -5 3 2 4 62.57 1.79 1.4846 -7 1 3 4 65.02 1.42 1.4344 -3 1 7 4 65.22 1.27 1.4305 -4 1 7 4 66.24 1.06 1.4109 6 2 0 4 66.69 1.17 1.4025 0 4 3 4 69.41 1.38 1.3540 3 4 1 4 69.60 1.90 1.3508 2 3 4 4 71.32 1.80 1.3224 -2 3 6 4 71.48 1.01 1.3198 5 1 3 4 72.19 1.08 1.3085 -7 2 1 4 72.54 1.21 1.3032 -5 2 7 4 73.55 1.19 1.2877 -1 3 6 4 75.77 1.05 1.2554 4 4 1 4 77.37 1.00 1.2334 -1 4 5 4 77.56 1.14 1.2309 7 1 1 4 79.75 1.19 1.2024 -1 0 8 2 80.72 1.11 1.1904 2 2 6 4 81.46 1.22 1.1815 -6 4 3 4 83.83 1.33 1.1541 -7 3 6 4 87.53 1.79 1.1146 6 3 2 4 89.80 1.35 1.0921 8 1 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.