Nd2Si2O7 Smolin Y I, Shepelev Y F Acta Crystallographica B26 (1970) 484-492 The crystal structures of the rare earth pyrosilicates _database_code_amcsd 0009373 CELL PARAMETERS: 5.3940 12.9500 8.7200 90.000 90.000 90.000 SPACE GROUP: P2_12_12_1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 609.112 Density (g/cm3): 4.979 MAX. ABS. INTENSITY / VOLUME**2: 64.11447925 RIR: 4.193 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.24 58.13 7.2331 0 1 1 4 13.68 14.62 6.4750 0 2 0 2 17.06 5.74 5.1985 0 2 1 4 20.37 6.26 4.3600 0 0 2 2 20.54 8.84 4.3240 1 1 1 4 23.77 8.73 3.7431 1 2 1 4 24.62 3.09 3.6165 0 2 2 4 26.28 67.62 3.3908 1 0 2 4 26.45 100.00 3.3703 1 3 0 4 27.19 56.51 3.2802 1 1 2 4 27.55 2.21 3.2375 0 4 0 2 28.39 19.24 3.1437 1 3 1 4 29.11 35.29 3.0676 0 3 2 4 29.43 5.41 3.0351 0 4 1 4 31.55 7.66 2.8361 0 1 3 4 33.22 30.51 2.6970 2 0 0 2 33.61 5.72 2.6665 1 3 2 4 33.80 7.10 2.6517 0 2 3 4 33.89 21.30 2.6451 1 4 1 4 34.51 7.55 2.5993 0 4 2 4 35.52 4.53 2.5270 2 1 1 4 35.77 17.79 2.5103 1 1 3 4 36.08 1.36 2.4897 2 2 0 4 36.18 6.77 2.4828 0 5 1 4 37.30 1.29 2.4110 0 3 3 4 37.57 3.52 2.3940 2 2 1 4 37.80 1.27 2.3797 1 2 3 4 38.56 2.09 2.3348 1 5 0 4 39.28 2.85 2.2936 2 0 2 4 41.76 1.24 2.1629 0 4 3 4 41.78 9.29 2.1620 2 2 2 4 41.85 12.71 2.1583 0 6 0 2 42.03 17.76 2.1498 0 1 4 4 43.18 7.93 2.0951 0 6 1 4 43.82 2.03 2.0660 0 2 4 4 43.99 4.23 2.0583 1 5 2 4 44.74 44.23 2.0255 2 3 2 4 44.96 9.07 2.0160 2 4 1 4 45.17 4.13 2.0075 1 4 3 4 45.42 2.43 1.9970 1 1 4 4 46.46 1.38 1.9544 2 1 3 4 46.50 3.91 1.9530 1 6 1 4 47.10 14.90 1.9294 1 2 4 4 48.12 8.85 1.8909 2 2 3 4 48.65 12.33 1.8716 2 4 2 4 49.82 5.53 1.8305 1 3 4 4 49.93 3.06 1.8266 2 5 1 4 50.10 19.98 1.8208 1 6 2 4 50.11 9.37 1.8203 1 5 3 4 50.43 2.53 1.8097 0 7 1 4 50.47 2.64 1.8083 0 4 4 4 50.79 2.76 1.7975 2 3 3 4 52.44 1.71 1.7449 3 1 1 4 52.98 1.99 1.7284 0 1 5 4 53.40 7.81 1.7157 1 7 1 4 53.44 10.47 1.7145 1 4 4 4 53.96 1.57 1.6992 3 2 1 4 54.37 1.82 1.6873 2 4 3 4 54.45 4.73 1.6852 2 6 0 4 54.59 8.65 1.6811 2 1 4 4 55.06 4.48 1.6678 0 5 4 4 55.26 9.16 1.6622 3 0 2 4 55.35 13.25 1.6598 3 3 0 4 55.54 4.37 1.6545 2 6 1 4 55.72 1.97 1.6498 1 6 3 4 55.76 6.06 1.6487 3 1 2 4 55.86 1.26 1.6460 1 1 5 4 56.43 1.75 1.6305 3 3 1 4 56.68 3.59 1.6240 1 7 2 4 57.32 8.94 1.6075 1 2 5 4 58.74 1.03 1.5718 2 6 2 4 59.20 2.81 1.5607 0 7 3 4 59.60 1.25 1.5512 3 3 2 4 59.78 3.28 1.5469 3 4 1 4 60.35 2.28 1.5338 0 6 4 4 60.67 1.61 1.5265 1 8 1 4 61.02 2.91 1.5185 3 1 3 4 61.73 1.89 1.5028 2 7 1 4 61.77 2.26 1.5019 2 4 4 4 63.98 2.14 1.4552 2 1 5 4 64.41 3.20 1.4466 0 5 5 4 64.52 2.33 1.4443 0 1 6 4 65.78 1.06 1.4197 0 9 1 4 65.84 2.49 1.4185 2 5 4 4 65.86 2.27 1.4181 0 2 6 4 66.07 1.64 1.4142 0 8 3 4 66.26 1.76 1.4105 0 7 4 4 67.09 1.67 1.3951 1 1 6 4 67.35 2.88 1.3903 1 9 0 4 68.32 2.93 1.3729 1 9 1 4 68.40 3.79 1.3715 1 2 6 4 68.69 1.86 1.3664 0 9 2 4 68.79 3.80 1.3647 1 7 4 4 68.81 1.01 1.3644 3 6 1 4 69.28 4.62 1.3563 3 2 4 4 69.60 1.90 1.3508 2 7 3 4 69.74 4.67 1.3485 4 0 0 2 70.65 2.41 1.3333 2 6 4 4 71.12 1.23 1.3257 4 1 1 4 71.31 2.21 1.3225 2 8 2 4 71.66 5.67 1.3169 3 6 2 4 71.67 2.49 1.3167 3 5 3 4 73.56 3.65 1.2875 1 4 6 4 74.00 2.42 1.2810 0 10 1 4 74.37 3.33 1.2755 3 7 1 4 74.41 3.51 1.2750 3 4 4 4 74.42 3.90 1.2748 2 5 5 4 74.53 4.00 1.2732 2 1 6 4 75.20 1.45 1.2635 1 8 4 4 75.71 1.85 1.2563 2 9 1 4 75.79 3.73 1.2551 2 2 6 4 75.98 2.94 1.2525 2 8 3 4 76.16 1.97 1.2499 2 7 4 4 77.29 4.17 1.2345 4 3 2 4 77.34 2.12 1.2338 1 5 6 4 77.69 3.06 1.2291 3 2 5 4 78.13 1.15 1.2233 0 2 7 4 78.47 3.90 1.2189 2 9 2 4 79.79 1.84 1.2020 4 2 3 4 80.19 1.86 1.1970 4 4 2 4 80.77 1.18 1.1899 2 4 6 4 82.25 1.36 1.1722 1 9 4 4 83.00 1.36 1.1634 2 9 3 4 83.41 4.80 1.1587 1 8 5 4 83.56 3.55 1.1571 2 10 1 4 83.70 2.36 1.1555 1 10 3 4 84.45 1.70 1.1471 2 5 6 4 84.77 2.55 1.1436 4 6 0 4 84.89 3.18 1.1424 4 1 4 4 85.67 1.53 1.1339 4 6 1 4 86.42 1.25 1.1260 3 1 6 4 86.66 1.62 1.1234 3 9 0 4 87.19 1.27 1.1180 1 7 6 4 87.56 1.84 1.1142 3 9 1 4 87.58 1.57 1.1140 2 2 7 4 87.64 1.96 1.1134 3 2 6 4 88.00 1.81 1.1098 3 7 4 4 89.08 3.35 1.0991 1 5 7 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.