Pb21[Si7O22]2[Si4O13] Siidra O I, Zenko D S, Krivovichev S V American Mineralogist 99 (2014) 817-823 Structural complexity of lead silicates: Crystal structure of Pb21[Si7O22]2[Si4O13] and its comparison to hyttsjoite Locality: synthetic _database_code_amcsd 0020132 CELL PARAMETERS: 9.9244 9.9244 34.2357 90.000 90.000 120.000 SPACE GROUP: P6_3/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 2920.239 Density (g/cm3): 6.560 MAX. ABS. INTENSITY / VOLUME**2: 61.72569496 RIR: 3.064 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 5.16 7.22 17.1178 0 0 2 2 10.29 8.56 8.5948 1 0 0 6 10.34 7.49 8.5589 0 0 4 2 10.61 31.17 8.3361 1 0 1 12 14.61 16.70 6.0647 1 0 4 12 15.53 3.18 5.7059 0 0 6 2 16.55 10.98 5.3554 1 0 5 12 18.06 23.36 4.9109 1 1 1 12 18.67 15.92 4.7537 1 0 6 12 19.51 40.37 4.5506 1 1 3 12 20.67 12.05 4.2974 2 0 0 6 20.69 5.36 4.2929 1 1 4 12 20.83 5.10 4.2639 2 0 1 12 20.90 10.50 4.2508 1 0 7 12 21.32 16.52 4.1681 2 0 2 12 22.10 4.46 4.0217 2 0 3 12 23.16 21.55 3.8405 2 0 4 12 24.46 14.94 3.6399 2 0 5 12 25.57 61.92 3.4833 1 1 7 12 25.61 36.77 3.4785 1 0 9 12 25.96 8.58 3.4327 2 0 6 12 26.03 39.49 3.4236 0 0 10 2 27.46 54.06 3.2485 1 2 0 6 27.46 2.50 3.2485 2 1 0 6 27.58 90.10 3.2340 1 2 1 12 27.58 5.04 3.2340 2 1 1 12 27.96 12.32 3.1916 2 1 2 12 28.05 22.36 3.1805 1 0 10 12 28.57 13.94 3.1244 1 2 3 12 28.57 34.28 3.1244 2 1 3 12 29.41 35.88 3.0371 2 1 4 12 29.59 9.74 3.0190 1 1 9 12 30.46 46.61 2.9350 1 2 5 12 30.46 15.27 2.9350 2 1 5 12 30.55 7.12 2.9264 1 0 11 12 31.22 67.67 2.8649 3 0 0 6 31.41 26.34 2.8484 2 0 9 12 31.67 7.95 2.8256 3 0 2 12 31.70 20.30 2.8231 2 1 6 12 31.75 100.00 2.8180 1 1 10 12 32.21 2.69 2.7787 3 0 3 12 33.08 3.89 2.7077 1 0 12 12 33.10 24.38 2.7060 1 2 7 12 33.10 15.16 2.7060 2 1 7 12 33.46 9.80 2.6777 2 0 10 12 33.92 4.45 2.6429 3 0 5 12 34.00 3.12 2.6366 1 1 11 12 35.05 2.69 2.5603 3 0 6 12 36.20 1.62 2.4811 2 2 0 6 36.32 5.43 2.4733 1 1 12 12 36.34 1.49 2.4720 3 0 7 12 36.37 7.40 2.4703 2 1 9 12 37.08 2.57 2.4245 2 2 3 12 37.74 3.11 2.3838 3 1 0 6 37.79 1.86 2.3807 3 0 8 12 37.83 1.64 2.3780 1 3 1 12 37.85 3.43 2.3769 2 0 12 12 38.12 4.89 2.3610 1 3 2 12 38.19 8.79 2.3565 1 2 10 12 38.19 11.09 2.3565 2 1 10 12 38.27 4.48 2.3521 1 0 14 12 38.60 3.23 2.3327 2 2 5 12 38.71 6.64 2.3262 1 1 13 12 39.23 2.52 2.2964 3 1 4 12 40.05 1.07 2.2512 3 1 5 12 40.05 1.19 2.2512 1 3 5 12 40.12 14.27 2.2474 1 2 11 12 40.12 2.51 2.2474 2 1 11 12 40.91 4.81 2.2059 1 0 15 12 41.03 5.54 2.1995 3 1 6 12 41.08 4.19 2.1971 3 0 10 12 42.16 2.13 2.1436 1 2 12 12 42.16 2.93 2.1436 2 1 12 12 42.17 1.23 2.1428 3 1 7 12 42.40 7.06 2.1320 4 0 2 12 42.53 2.67 2.1254 2 0 14 12 43.42 9.63 2.0840 4 0 4 12 43.45 3.25 2.0825 1 3 8 12 44.18 7.63 2.0501 4 0 5 12 44.28 4.13 2.0457 1 2 13 12 44.28 5.82 2.0457 2 1 13 12 44.87 11.32 2.0199 3 1 9 12 44.87 7.21 2.0199 1 3 9 12 44.97 2.18 2.0157 2 0 15 12 45.09 7.64 2.0108 4 0 6 12 45.13 33.26 2.0090 2 2 10 12 46.03 5.78 1.9718 3 2 0 6 46.11 1.10 1.9685 2 3 1 12 46.11 1.51 1.9685 3 2 1 12 46.14 3.68 1.9672 4 0 7 12 46.35 2.91 1.9588 2 3 2 12 46.35 3.95 1.9588 3 2 2 12 46.42 2.72 1.9563 3 1 10 12 46.42 6.88 1.9563 1 3 10 12 46.48 5.10 1.9537 2 1 14 12 46.75 5.40 1.9430 2 3 3 12 46.75 2.92 1.9430 3 2 3 12 47.31 9.96 1.9214 2 3 4 12 47.31 1.26 1.9214 3 2 4 12 47.34 3.69 1.9202 4 0 8 12 47.47 1.48 1.9154 2 0 16 12 48.02 1.28 1.8948 2 3 5 12 48.02 12.23 1.8948 3 2 5 12 48.08 2.87 1.8925 3 1 11 12 48.08 1.47 1.8925 1 3 11 12 48.54 9.26 1.8755 1 4 0 6 48.54 28.90 1.8755 4 1 0 6 48.63 1.44 1.8722 2 2 12 12 48.67 14.35 1.8709 4 0 9 12 48.76 7.79 1.8675 1 2 15 12 48.76 6.42 1.8675 2 1 15 12 48.80 14.65 1.8660 1 1 17 12 48.85 3.04 1.8644 1 4 2 12 48.85 2.04 1.8644 4 1 2 12 48.87 8.38 1.8636 2 3 6 12 48.87 3.55 1.8636 3 2 6 12 49.85 4.61 1.8293 1 3 12 12 49.87 3.07 1.8288 2 3 7 12 49.87 8.32 1.8288 3 2 7 12 50.02 1.90 1.8236 2 0 17 12 50.12 11.74 1.8199 4 0 10 12 50.45 2.26 1.8089 1 4 5 12 51.12 3.95 1.7869 2 1 16 12 51.27 1.35 1.7818 4 1 6 12 51.70 6.05 1.7682 4 0 11 12 51.84 4.62 1.7635 1 0 19 12 52.26 2.60 1.7506 2 3 9 12 52.26 7.40 1.7506 3 2 9 12 53.33 1.14 1.7178 1 4 8 12 53.33 1.67 1.7178 4 1 8 12 53.38 10.71 1.7164 4 0 12 12 53.53 11.89 1.7118 0 0 20 2 53.54 9.35 1.7116 2 1 17 12 53.64 8.64 1.7087 2 3 10 12 53.70 1.57 1.7070 3 1 14 12 54.15 3.08 1.6937 1 1 19 12 55.08 1.08 1.6672 5 0 5 12 55.28 3.49 1.6617 2 0 19 12 55.63 1.73 1.6521 3 3 1 12 55.76 2.60 1.6486 3 1 15 12 55.90 1.76 1.6449 1 4 10 12 56.19 4.80 1.6370 3 3 3 12 56.67 5.73 1.6243 2 4 0 6 56.67 1.43 1.6243 4 2 0 6 56.74 10.16 1.6224 2 4 1 12 56.74 3.69 1.6224 4 2 1 12 56.75 2.03 1.6221 2 3 12 12 56.77 1.40 1.6217 5 0 7 12 56.95 1.54 1.6170 4 2 2 12 57.06 7.12 1.6141 4 0 14 12 57.91 1.52 1.5923 3 1 16 12 58.47 1.68 1.5784 3 2 13 12 58.58 7.39 1.5757 2 1 19 12 58.58 5.81 1.5757 1 2 19 12 58.93 4.93 1.5672 4 1 12 12 58.95 6.26 1.5669 3 3 7 12 58.96 6.37 1.5664 5 0 9 12 59.04 4.35 1.5645 4 0 15 12 59.92 3.29 1.5437 1 5 0 6 59.99 1.99 1.5421 5 1 1 12 59.99 1.21 1.5421 1 5 1 12 60.19 2.88 1.5374 5 1 2 12 60.24 4.61 1.5362 5 0 10 12 60.30 2.17 1.5350 2 3 14 12 60.52 1.93 1.5297 5 1 3 12 60.99 1.01 1.5192 5 1 4 12 61.09 1.79 1.5169 3 3 9 12 61.20 7.60 1.5144 1 2 20 12 61.59 3.54 1.5059 5 1 5 12 61.59 9.12 1.5059 1 5 5 12 61.64 1.08 1.5047 5 0 11 12 62.22 2.84 1.4921 3 2 15 12 62.35 13.12 1.4893 3 3 10 12 62.47 1.00 1.4867 1 3 18 12 63.29 6.11 1.4695 3 0 20 12 63.59 2.12 1.4632 2 0 22 12 63.89 4.52 1.4571 1 2 21 12 64.24 1.51 1.4500 3 2 16 12 64.24 3.48 1.4500 2 3 16 12 64.74 1.84 1.4400 2 4 11 12 64.87 1.29 1.4374 3 1 19 12 64.87 2.28 1.4374 1 3 19 12 65.23 2.43 1.4304 1 5 9 12 66.35 3.63 1.4089 2 3 17 12 66.64 2.24 1.4034 2 1 22 12 66.71 3.39 1.4021 6 0 5 12 66.79 1.09 1.4007 3 3 13 12 67.35 1.11 1.3904 3 1 20 12 68.13 1.56 1.3763 2 5 0 6 68.20 1.38 1.3752 2 5 1 12 68.20 1.32 1.3752 5 2 1 12 68.70 1.90 1.3664 5 2 3 12 69.20 1.29 1.3577 5 1 12 12 69.46 1.20 1.3532 1 2 23 12 69.69 1.29 1.3493 2 5 5 12 70.14 1.19 1.3417 4 3 8 12 70.84 3.84 1.3301 2 3 19 12 71.17 1.20 1.3248 2 5 7 12 71.17 2.77 1.3248 5 2 7 12 71.19 2.49 1.3245 4 3 9 12 71.19 3.69 1.3245 3 4 9 12 71.38 8.66 1.3215 6 0 10 12 72.06 1.85 1.3107 6 1 0 6 72.35 3.55 1.3061 4 3 10 12 72.35 1.38 1.3061 3 4 10 12 72.82 1.78 1.2988 4 0 21 12 73.03 2.71 1.2956 1 6 4 12 73.12 1.73 1.2942 2 5 9 12 73.12 1.16 1.2942 5 2 9 12 73.22 1.63 1.2926 3 2 20 12 73.58 3.31 1.2873 6 1 5 12 74.16 2.66 1.2787 5 1 15 12 74.16 2.72 1.2787 1 5 15 12 74.19 2.99 1.2782 3 3 17 12 74.24 2.53 1.2774 1 6 6 12 74.27 3.70 1.2770 2 5 10 12 74.27 5.00 1.2770 5 2 10 12 75.14 2.95 1.2644 1 4 20 12 75.14 6.18 1.2644 4 1 20 12 75.14 1.57 1.2643 2 4 17 12 75.31 2.77 1.2619 1 2 25 12 75.42 3.53 1.2603 4 0 22 12 75.54 1.14 1.2587 5 2 11 12 76.84 2.26 1.2406 4 4 0 6 76.94 1.81 1.2392 6 1 9 12 77.73 3.04 1.2285 1 1 27 12 77.85 1.71 1.2270 7 0 1 12 77.99 1.54 1.2252 5 1 17 12 78.07 2.21 1.2241 1 6 10 12 78.26 2.01 1.2216 2 3 22 12 78.90 1.56 1.2133 6 0 15 12 79.43 2.80 1.2064 4 2 19 12 79.43 4.52 1.2064 2 4 19 12 80.89 2.50 1.1884 4 0 24 12 81.73 2.57 1.1783 2 4 20 12 82.24 3.67 1.1723 5 1 19 12 82.47 1.37 1.1696 1 0 29 12 84.33 1.51 1.1485 1 1 29 12 84.52 1.69 1.1464 1 5 20 12 85.25 1.54 1.1384 2 0 29 12 85.42 1.22 1.1366 6 1 15 12 85.45 2.27 1.1363 5 2 17 12 85.45 1.09 1.1363 2 5 17 12 86.53 1.49 1.1248 3 2 25 12 87.22 2.28 1.1177 1 6 16 12 87.76 1.49 1.1122 1 1 30 12 88.02 1.86 1.1095 1 2 29 12 89.41 1.41 1.0959 5 1 22 12 89.50 1.06 1.0950 2 3 26 12 89.64 1.21 1.0937 2 5 19 12 89.81 1.11 1.0920 4 0 27 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.