Lepidolite-2M2 Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R040105 Guggenheim S American Mineralogist 66 (1981) 1221-1232 Cation ordering in lepidolite type 2M(2) from Radkovice CELL PARAMETERS: 9.023000 5.197000 20.17100 90.00000 99.48000 90.00000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 8.92 2.17 9.9557 0 0 2 17.85 61.13 4.9779 0 0 4 19.71 26.85 4.5099 1 1 0 19.85 19.48 4.4799 -1 1 1 19.92 6.01 4.4634 2 0 0 20.44 6.83 4.3503 -2 0 2 22.34 9.53 3.9848 1 1 2 22.92 15.67 3.8842 -1 1 3 23.17 11.74 3.8425 2 0 2 24.51 46.98 3.6354 -2 0 4 24.80 15.72 3.5933 1 1 3 25.54 67.52 3.4905 -1 1 4 26.89 26.30 3.3186 0 0 6 27.80 67.92 3.2114 1 1 4 28.66 19.83 3.1171 -1 1 5 29.02 46.96 3.0796 2 0 4 30.82 28.38 2.9029 -2 0 6 31.20 19.81 2.8685 1 1 5 32.14 32.31 2.7864 -1 1 6 34.34 15.37 2.6127 -3 1 1 34.34 4.80 2.6129 0 2 0 34.58 48.31 2.5952 -3 1 2 34.64 51.53 2.5907 0 2 1 34.71 48.47 2.5858 3 1 0 34.90 11.54 2.5723 1 1 6 35.91 2.22 2.5021 -1 1 7 36.10 2.49 2.4889 0 0 8 36.32 4.34 2.4744 2 0 6 36.81 22.49 2.4428 -3 1 4 36.99 23.41 2.4313 0 2 3 37.17 25.11 2.4196 3 1 2 38.71 1.68 2.3268 -3 1 5 38.94 1.16 2.3136 0 2 4 39.18 2.34 2.3002 3 1 3 39.92 3.35 2.2589 -4 0 2 39.87 9.35 2.2619 -2 2 1 39.99 4.76 2.2550 2 2 0 40.43 7.48 2.2317 4 0 0 40.65 8.73 2.2200 2 2 1 41.06 2.65 2.1987 -3 1 6 41.20 8.27 2.1916 -2 2 3 41.34 3.41 2.1846 0 2 5 41.53 5.52 2.1751 -4 0 4 41.62 3.57 2.1706 3 1 4 41.82 1.28 2.1607 2 2 2 42.62 1.36 2.1218 -2 2 4 42.98 3.55 2.1046 4 0 2 43.46 4.49 2.0827 2 2 3 43.81 10.62 2.0669 -3 1 7 44.12 9.04 2.0529 0 2 6 44.44 9.28 2.0390 3 1 5 44.49 2.14 2.0365 -2 2 5 45.56 34.54 1.9911 0 0 10 49.44 1.60 1.8436 -2 2 7 50.19 1.94 1.8177 -4 0 8 50.28 1.03 1.8148 -3 1 9 52.43 1.18 1.7452 -2 2 8 53.58 1.92 1.7104 -5 1 2 53.63 1.27 1.7088 -4 2 2 53.93 17.06 1.7002 -3 1 10 53.96 1.74 1.6993 2 2 7 54.33 16.53 1.6884 0 2 9 54.74 14.97 1.6768 3 1 8 54.87 1.84 1.6731 4 2 1 55.04 1.80 1.6685 -1 3 3 55.67 1.06 1.6510 -5 1 5 55.96 5.66 1.6431 1 3 3 56.18 7.72 1.6372 -4 2 5 56.66 3.18 1.6243 5 1 2 57.17 8.86 1.6110 -5 1 6 57.82 5.79 1.5945 -3 1 11 57.74 4.36 1.5966 4 2 3 57.83 2.22 1.5944 -4 2 6 58.02 8.15 1.5894 -1 3 5 58.25 4.66 1.5837 0 2 10 58.43 1.04 1.5792 5 1 3 58.68 6.13 1.5731 3 1 9 59.50 4.81 1.5533 1 3 5 59.73 2.83 1.5479 4 2 4 59.84 1.73 1.5454 -4 2 7 60.56 4.97 1.5287 5 1 4 61.09 1.58 1.5167 1 1 12 61.29 1.29 1.5122 -5 1 8 61.46 14.28 1.5084 -6 0 2 61.46 28.18 1.5085 -3 3 1 62.08 1.47 1.4948 4 2 5 62.32 1.08 1.4897 3 3 1 62.89 1.25 1.4775 2 0 12 63.11 1.46 1.4730 -2 2 11 65.01 1.41 1.4343 2 2 10 65.49 1.50 1.4250 -2 0 14 66.29 5.64 1.4097 -3 1 13 66.77 4.42 1.4007 0 2 12 67.25 4.44 1.3919 3 1 11 67.34 1.65 1.3901 -1 1 14 68.08 3.58 1.3769 4 0 10 69.20 4.99 1.3573 2 2 11 70.86 5.63 1.3295 -3 1 14 71.36 6.10 1.3214 0 2 13 71.49 5.58 1.3193 -2 2 13 71.87 6.01 1.3133 3 1 12 72.31 2.78 1.3063 -6 2 2 72.41 9.08 1.3047 -6 2 3 72.30 2.81 1.3065 0 4 0 72.66 3.92 1.3009 -4 0 14 72.57 8.59 1.3023 -6 2 1 72.48 6.85 1.3037 0 4 1 72.76 1.78 1.2993 -6 0 10 73.06 3.75 1.2947 -3 3 9 73.67 3.75 1.2855 3 3 7 73.69 1.60 1.2852 -6 2 5 73.99 1.84 1.2808 6 0 6 73.92 1.65 1.2819 0 4 3 74.15 2.08 1.2784 6 2 1 74.87 1.10 1.2679 -6 2 6 75.16 1.95 1.2637 0 4 4 75.47 1.22 1.2592 6 2 2 75.79 1.48 1.2548 -7 1 3 76.05 1.15 1.2511 -2 2 14 75.77 1.02 1.2550 -2 4 1 76.53 1.80 1.2445 0 0 16 77.06 2.06 1.2372 4 0 12 77.51 1.88 1.2311 -5 3 5 77.81 1.99 1.2271 -7 1 6 78.31 2.69 1.2205 2 2 13 78.22 1.01 1.2218 2 4 3 78.98 1.83 1.2118 -6 0 12 78.95 2.82 1.2122 -2 4 5 79.19 1.36 1.2092 -7 1 7 79.35 3.62 1.2071 -3 3 11 79.44 1.00 1.2059 7 1 2 79.88 2.34 1.2005 5 3 3 80.09 3.27 1.1978 3 3 9 80.47 1.47 1.1931 6 0 8 80.42 1.72 1.1938 -5 3 7 80.71 1.01 1.1902 -3 1 16 81.26 1.42 1.1835 0 2 15 81.21 1.31 1.1840 7 1 3 81.82 1.27 1.1768 3 1 14 81.52 2.02 1.1804 2 4 5 82.66 1.34 1.1670 4 2 11 83.33 1.29 1.1592 -1 3 13 85.82 3.99 1.1318 -6 2 11 86.64 1.07 1.1233 1 3 13 86.47 3.01 1.1250 0 4 9 86.88 1.45 1.1207 -3 3 13 87.14 3.62 1.1180 6 2 7 87.35 1.54 1.1159 -4 2 15 87.76 1.65 1.1117 3 3 11 89.01 1.82 1.0993 -6 2 12 89.01 1.82 1.0993 -6 2 12 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.