Na2Si2O5 Rakic S, Kahlenberg V, Weidenthaler C, Zibrowius B Physics and Chemistry of Minerals 29 (2002) 477-484 Structural characterization of high-pressure C-Na2Si2O5 by single-crystal diffraction and 29Si MAS NMR _database_code_amcsd 0008657 CELL PARAMETERS: 4.8521 23.9793 8.1410 90.000 90.150 90.000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 947.202 Density (g/cm3): 2.554 MAX. ABS. INTENSITY / VOLUME**2: 4.947442007 RIR: 0.631 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.48 3.40 7.7088 0 1 1 4 14.78 73.62 5.9948 0 4 0 2 15.54 3.05 5.7035 0 3 1 4 18.38 17.76 4.8272 0 4 1 4 18.66 1.37 4.7557 1 1 0 4 19.74 1.74 4.4977 1 2 0 4 21.42 8.76 4.1477 1 3 0 4 21.50 12.62 4.1322 0 5 1 4 21.62 20.52 4.1110 -1 1 1 4 21.67 22.82 4.1018 1 1 1 4 21.83 11.13 4.0705 0 0 2 2 22.15 47.87 4.0131 0 1 2 4 22.56 12.37 3.9409 -1 2 1 4 22.61 17.84 3.9328 1 2 1 4 23.08 13.70 3.8544 0 2 2 4 24.06 32.15 3.6990 -1 3 1 4 24.10 15.41 3.6923 1 3 1 4 24.54 3.49 3.6272 0 3 2 4 24.82 5.54 3.5876 0 6 1 4 26.02 8.47 3.4248 -1 4 1 4 26.06 21.50 3.4195 1 4 1 4 26.13 9.45 3.4109 1 5 0 4 26.47 2.52 3.3676 0 4 2 4 28.26 13.77 3.1575 0 7 1 4 28.39 1.64 3.1439 1 5 1 4 28.59 5.04 3.1225 -1 0 2 2 28.66 7.50 3.1144 1 0 2 2 28.77 20.75 3.1034 0 5 2 4 28.83 3.63 3.0963 -1 1 2 4 28.94 16.86 3.0848 1 6 0 4 29.56 1.41 3.0217 -1 2 2 4 29.64 4.02 3.0144 1 2 2 4 29.81 23.42 2.9974 0 8 0 2 30.74 5.90 2.9084 -1 3 2 4 30.81 7.09 2.9019 1 3 2 4 31.02 6.30 2.8831 1 6 1 4 31.37 35.27 2.8518 0 6 2 4 31.81 35.73 2.8128 0 8 1 4 31.98 2.08 2.7984 1 7 0 4 32.33 18.66 2.7693 -1 4 2 4 33.23 3.36 2.6964 0 1 3 4 33.86 12.02 2.6477 -1 7 1 4 33.87 42.67 2.6467 0 2 3 4 33.89 1.43 2.6452 1 7 1 4 34.21 1.84 2.6210 0 7 2 4 34.33 18.03 2.6120 1 5 2 4 34.92 1.41 2.5696 0 3 3 4 35.45 1.43 2.5322 0 9 1 4 36.52 6.08 2.4605 -1 6 2 4 36.92 2.00 2.4344 -1 8 1 4 36.95 7.52 2.4325 1 8 1 4 37.06 100.00 2.4260 2 0 0 2 37.25 4.58 2.4136 0 8 2 4 38.71 3.07 2.3260 -1 2 3 4 38.80 2.90 2.3210 1 2 3 4 39.65 1.06 2.2732 -1 3 3 4 40.16 1.69 2.2456 -1 9 1 4 40.17 8.56 2.2450 0 6 3 4 40.46 7.47 2.2293 0 9 2 4 41.64 2.68 2.1690 -2 4 1 4 41.69 1.42 2.1663 2 4 1 4 41.83 2.54 2.1597 1 8 2 4 42.03 5.87 2.1497 1 10 0 4 42.95 1.88 2.1057 0 11 1 4 43.27 2.89 2.0909 2 5 1 4 43.47 1.20 2.0816 2 0 2 2 43.53 2.54 2.0791 -1 10 1 4 43.54 1.20 2.0785 -2 1 2 4 43.82 1.46 2.0661 0 10 2 4 44.16 1.16 2.0509 2 2 2 4 44.69 2.39 2.0280 0 1 4 4 44.71 3.45 2.0268 -1 9 2 4 45.09 1.77 2.0107 -2 6 1 4 45.19 7.71 2.0065 0 2 4 4 46.02 1.04 1.9723 0 3 4 4 46.66 2.02 1.9467 1 7 3 4 46.81 1.22 1.9407 0 12 1 4 47.06 1.99 1.9312 1 11 1 4 47.22 2.35 1.9247 -2 7 1 4 47.27 1.07 1.9228 2 7 1 4 47.62 1.15 1.9095 2 5 2 4 47.88 4.42 1.9000 1 10 2 4 48.26 2.28 1.8858 2 8 0 4 48.46 3.19 1.8786 -1 0 4 2 48.60 1.42 1.8735 0 5 4 4 48.71 4.19 1.8694 1 1 4 4 49.06 1.12 1.8570 1 8 3 4 49.09 1.68 1.8559 -1 2 4 4 49.18 2.14 1.8526 1 2 4 4 49.27 4.99 1.8495 -2 6 2 4 49.36 3.12 1.8462 2 6 2 4 49.60 4.87 1.8379 -2 8 1 4 49.65 8.68 1.8363 2 8 1 4 49.87 2.48 1.8287 -1 3 4 4 50.31 12.51 1.8136 0 6 4 4 50.68 1.68 1.8012 2 1 3 4 50.75 9.47 1.7990 0 13 1 4 50.81 5.00 1.7969 0 10 3 4 50.94 1.88 1.7926 -1 4 4 4 51.00 7.52 1.7907 -2 2 3 4 51.10 3.04 1.7874 -1 11 2 4 51.14 6.85 1.7861 2 2 3 4 51.60 1.61 1.7712 -1 9 3 4 51.76 1.94 1.7662 -2 3 3 4 52.19 2.22 1.7525 -2 9 1 4 52.28 4.13 1.7497 0 7 4 4 52.39 1.63 1.7463 1 5 4 4 53.95 1.11 1.6995 0 11 3 4 54.02 1.59 1.6975 1 6 4 4 54.42 1.50 1.6860 -1 10 3 4 54.49 1.16 1.6841 1 10 3 4 54.52 1.05 1.6831 -1 12 2 4 54.77 4.99 1.6761 0 14 1 4 55.73 2.15 1.6495 -2 6 3 4 55.86 2.92 1.6460 2 6 3 4 56.93 3.78 1.6174 0 9 4 4 57.02 1.47 1.6151 1 14 0 4 57.79 2.05 1.5954 0 3 5 4 58.12 2.87 1.5871 1 13 2 4 58.46 6.29 1.5787 0 14 2 4 58.76 2.88 1.5713 0 4 5 4 58.87 1.25 1.5687 0 15 1 4 59.37 1.83 1.5568 -3 3 1 4 59.58 3.43 1.5517 0 10 4 4 59.73 3.17 1.5482 -2 2 4 4 59.90 2.88 1.5443 2 2 4 4 60.00 1.12 1.5418 0 5 5 4 60.39 1.49 1.5329 3 4 1 4 60.41 1.39 1.5323 -2 3 4 4 61.65 1.75 1.5044 -3 0 2 2 61.78 1.64 1.5017 3 0 2 2 61.89 5.34 1.4992 3 6 0 4 61.91 2.26 1.4987 0 16 0 2 62.57 1.39 1.4846 -2 5 4 4 62.98 1.10 1.4759 3 3 2 4 63.08 1.33 1.4738 3 6 1 4 63.23 2.62 1.4705 0 7 5 4 63.79 4.04 1.4592 -3 4 2 4 64.03 1.30 1.4542 -2 6 4 4 64.19 4.63 1.4510 2 6 4 4 64.48 2.35 1.4452 -2 10 3 4 64.50 4.07 1.4446 2 13 1 4 64.60 2.04 1.4428 2 10 3 4 64.73 2.91 1.4401 -3 7 1 4 65.09 3.85 1.4331 3 5 2 4 65.21 4.29 1.4307 0 8 5 4 65.60 1.89 1.4231 -1 11 4 4 65.61 1.89 1.4230 -1 15 2 4 65.68 1.05 1.4215 1 11 4 4 65.73 1.17 1.4207 -2 7 4 4 66.26 1.02 1.4105 -1 16 1 4 66.74 1.87 1.4016 3 8 1 4 67.20 1.41 1.3930 -2 11 3 4 67.96 3.86 1.3794 -2 14 1 4 68.56 1.08 1.3687 -1 12 4 4 68.64 1.00 1.3674 1 12 4 4 69.38 3.47 1.3545 1 17 0 4 69.82 2.05 1.3470 -2 9 4 4 70.19 3.08 1.3409 3 10 0 4 71.23 1.17 1.3238 -2 14 2 4 71.26 1.43 1.3234 0 4 6 4 71.31 2.13 1.3226 2 14 2 4 72.10 1.11 1.3100 -3 9 2 4 72.25 1.97 1.3076 -1 0 6 2 72.37 2.56 1.3058 1 0 6 2 74.40 2.02 1.2750 2 16 0 4 75.12 1.25 1.2646 3 0 4 2 75.71 1.69 1.2562 2 7 5 4 76.00 1.33 1.2522 -3 3 4 4 77.35 1.62 1.2336 -2 8 5 4 77.54 1.17 1.2312 2 8 5 4 78.27 4.20 1.2214 1 19 0 4 78.31 1.20 1.2210 1 12 5 4 78.92 1.22 1.2130 4 0 0 2 78.98 1.41 1.2123 -1 17 3 4 79.69 1.15 1.2032 -3 10 3 4 80.48 1.21 1.1934 4 2 1 4 80.84 1.36 1.1889 4 4 0 4 81.22 3.42 1.1843 -1 13 5 4 81.31 1.43 1.1832 1 13 5 4 81.93 1.16 1.1759 3 14 0 4 84.00 1.22 1.1521 1 20 1 4 84.54 1.50 1.1462 1 14 5 4 84.70 1.05 1.1444 0 19 3 4 87.63 1.80 1.1135 1 19 3 4 87.83 1.50 1.1115 1 21 0 4 88.08 1.28 1.1089 3 13 3 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.