Lepidolite-1M Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R050486 Guggenheim S American Mineralogist 66 (1981) 1221-1232 Cation ordering in lepidolite type 1M from Radkovice CELL PARAMETERS: 5.192134 8.971310 10.24035 90.00000 101.5889 90.00000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 8.85 37.10 10.0316 0 0 1 17.71 29.70 5.0158 0 0 2 19.82 37.54 4.4857 0 2 0 20.09 3.62 4.4246 1 1 0 20.50 21.64 4.3379 -1 1 1 21.73 11.97 4.0949 0 2 1 23.37 12.19 3.8100 1 1 1 24.41 96.02 3.6496 -1 1 2 26.68 63.94 3.3436 0 2 2 26.68 34.97 3.3439 0 0 3 29.17 100.00 3.0632 1 1 2 30.58 43.81 2.9249 -1 1 3 33.44 34.04 2.6809 0 2 3 34.61 22.65 2.5923 -2 0 1 34.81 46.18 2.5779 1 3 0 35.06 50.24 2.5604 -1 3 1 35.31 24.59 2.5431 2 0 0 35.82 4.43 2.5079 0 0 4 36.41 4.73 2.4683 1 1 3 36.27 10.20 2.4779 -2 0 2 36.88 22.41 2.4377 1 3 1 37.58 25.27 2.3940 -1 3 2 38.23 15.86 2.3550 2 0 1 38.04 1.63 2.3664 -1 1 4 40.22 6.61 2.2428 0 4 0 40.19 8.69 2.2445 -2 2 1 40.80 9.70 2.2123 2 2 0 41.25 8.28 2.1888 0 4 1 41.65 6.39 2.1690 -2 2 2 42.03 24.99 2.1502 -1 3 3 42.99 13.12 2.1042 2 0 2 43.40 7.97 2.0851 2 2 1 44.24 2.22 2.0475 0 4 2 45.01 3.47 2.0141 -2 2 3 45.20 26.18 2.0063 0 0 5 45.41 5.26 1.9975 -2 0 4 46.63 11.51 1.9480 1 3 3 49.98 4.94 1.8248 -2 2 4 52.08 6.54 1.7560 -2 0 5 53.51 1.01 1.7125 2 2 3 53.50 9.60 1.7125 1 3 4 53.98 2.26 1.6985 -3 1 1 54.38 2.70 1.6871 -1 5 1 54.91 3.03 1.6718 0 4 4 55.68 3.20 1.6505 1 5 1 55.06 25.90 1.6677 -1 3 5 56.19 6.33 1.6368 -1 5 2 56.46 12.81 1.6295 2 0 4 56.67 5.82 1.6241 2 4 1 56.65 10.00 1.6246 -3 1 3 57.86 1.87 1.5934 3 1 1 58.00 7.86 1.5899 -2 4 3 58.73 10.45 1.5718 1 5 2 59.55 2.03 1.5521 -1 5 3 60.30 5.35 1.5345 2 4 2 59.77 4.88 1.5470 -2 0 6 60.32 2.36 1.5343 -3 1 4 61.36 8.19 1.5105 1 3 5 62.06 4.80 1.4952 3 1 2 61.96 29.88 1.4973 -3 3 1 62.06 15.00 1.4952 0 6 0 62.05 2.37 1.4953 0 4 5 62.44 1.40 1.4871 -3 3 2 62.82 1.89 1.4789 0 6 1 63.01 2.11 1.4749 3 3 0 62.73 2.65 1.4808 1 1 6 63.11 3.18 1.4729 -1 3 6 64.68 1.52 1.4407 2 0 5 64.77 1.93 1.4391 -1 1 7 68.37 7.23 1.3717 2 2 5 68.75 2.15 1.3651 0 2 7 68.36 8.34 1.3719 -2 0 7 70.11 15.63 1.3418 1 3 6 70.19 3.74 1.3405 0 4 6 72.04 1.56 1.3105 -1 3 7 73.03 9.28 1.2952 -2 6 1 73.09 4.38 1.2943 -4 0 1 71.95 7.46 1.3119 -2 2 7 72.97 4.40 1.2962 -4 0 2 73.44 7.93 1.2889 2 6 0 72.60 4.05 1.3019 -3 3 5 73.75 4.41 1.2843 0 6 4 74.72 4.09 1.2700 3 3 3 74.25 2.17 1.2768 -4 0 3 75.25 5.51 1.2623 2 6 1 76.46 1.91 1.2453 -3 5 1 76.47 1.86 1.2452 -4 2 2 76.41 2.84 1.2460 -2 6 3 75.84 2.06 1.2539 0 0 8 77.52 1.40 1.2310 4 0 1 77.28 2.75 1.2342 2 2 6 78.09 1.25 1.2234 4 2 0 77.74 1.41 1.2280 -4 2 3 78.32 2.60 1.2204 -1 7 2 78.71 3.58 1.2153 -3 5 3 78.61 2.40 1.2165 -3 3 6 79.31 2.32 1.2076 0 4 7 79.78 1.30 1.2017 1 3 7 80.00 2.39 1.1989 0 6 5 80.50 2.00 1.1927 1 7 2 80.96 3.22 1.1871 4 2 1 81.20 1.76 1.1841 3 3 4 81.21 2.22 1.1841 -1 7 3 81.91 1.56 1.1757 -1 3 8 83.42 1.82 1.1582 3 5 2 84.02 2.29 1.1514 1 5 6 85.20 1.43 1.1384 -2 6 5 86.27 3.82 1.1271 -4 0 6 88.77 7.04 1.1017 2 6 4 87.64 2.06 1.1130 -3 1 8 87.64 2.06 1.1130 -3 1 8 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.