Leonite Hertweck B, Giester G, Libowitzky E American Mineralogist 86 (2001) 1282-1292 The crystal structures of the low-temperature phases of leonite-type compounds, K2Me(SO4)2.4H2O (Me=Mg,Mn,Fe) Sample: K2Mg(SO4)2.4H2O, T = 100 K _database_code_amcsd 0002727 CELL PARAMETERS: 11.7780 9.4690 9.8510 90.000 95.260 90.000 SPACE GROUP: P2_1/a X-RAY WAVELENGTH: 1.541838 Cell Volume: 1094.015 Density (g/cm3): 2.226 MAX. ABS. INTENSITY / VOLUME**2: 6.807888106 RIR: 0.996 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.61 8.07 6.0610 -1 1 1 4 15.11 41.69 5.8642 2 0 0 2 16.89 10.07 5.2498 -2 0 1 2 18.09 15.78 4.9048 0 0 2 2 18.32 3.35 4.8417 2 0 1 2 18.74 19.85 4.7345 0 2 0 2 21.18 10.61 4.1958 -1 1 2 4 22.35 14.42 3.9785 1 1 2 4 22.54 1.02 3.9444 -2 0 2 2 24.16 10.40 3.6838 2 2 0 4 24.64 1.51 3.6136 3 1 0 4 24.71 1.58 3.6032 2 0 2 2 25.33 12.05 3.5159 -2 2 1 4 25.54 58.10 3.4881 -3 1 1 4 26.16 100.00 3.4064 0 2 2 4 26.33 6.27 3.3851 2 2 1 4 27.01 47.45 3.3013 3 1 1 4 29.24 1.65 3.0546 -1 1 3 4 29.30 10.20 3.0479 1 3 0 4 29.43 3.77 3.0347 -3 1 2 4 29.47 44.26 3.0305 -2 2 2 4 30.05 2.86 2.9742 -2 0 3 2 31.02 10.89 2.8827 -4 0 1 2 31.19 24.28 2.8673 2 2 2 4 32.55 22.55 2.7506 2 0 3 2 32.67 10.62 2.7412 4 0 1 2 33.30 2.31 2.6905 0 2 3 4 34.16 13.21 2.6249 -4 0 2 2 34.27 5.61 2.6169 -1 3 2 4 35.03 3.16 2.5616 1 3 2 4 35.49 1.10 2.5295 -4 1 2 4 35.65 5.71 2.5185 -2 2 3 4 36.03 8.27 2.4928 4 2 0 4 36.49 3.18 2.4622 -4 2 1 4 36.64 4.93 2.4524 0 0 4 2 37.23 1.07 2.4153 -3 3 1 4 37.83 26.06 2.3784 2 2 3 4 37.90 1.43 2.3741 0 1 4 4 37.93 5.35 2.3723 4 2 1 4 38.00 19.66 2.3681 -1 1 4 4 38.01 21.82 2.3672 0 4 0 2 38.29 2.10 2.3506 3 3 1 4 38.81 2.75 2.3205 1 4 0 4 39.35 6.44 2.2898 -4 0 3 2 39.39 2.95 2.2877 1 1 4 4 39.84 1.24 2.2627 -5 1 1 4 40.96 2.44 2.2035 1 3 3 4 41.12 4.80 2.1951 2 4 0 4 41.51 2.96 2.1757 5 1 1 4 41.86 19.21 2.1580 -2 4 1 4 42.25 2.97 2.1392 -5 1 2 4 42.51 7.07 2.1267 2 4 1 4 43.12 2.92 2.0979 -2 2 4 4 43.29 1.42 2.0898 4 0 3 2 43.92 11.02 2.0614 -4 2 3 4 45.38 2.06 1.9984 5 1 2 4 45.60 1.65 1.9892 2 2 4 4 46.46 18.74 1.9547 6 0 0 2 47.50 5.95 1.9141 -2 0 5 2 47.57 2.59 1.9115 3 3 3 4 48.18 2.39 1.8888 1 3 4 4 48.52 1.13 1.8761 -2 1 5 4 48.56 2.58 1.8747 -5 3 1 4 48.71 3.34 1.8693 1 1 5 4 49.49 1.68 1.8419 4 4 0 4 49.78 3.28 1.8316 1 5 1 4 49.84 2.70 1.8295 -4 4 1 4 50.10 5.87 1.8206 -4 2 4 4 50.67 1.02 1.8016 4 0 4 2 50.97 6.70 1.7916 4 4 1 4 51.10 1.49 1.7876 -3 3 4 4 51.50 1.69 1.7746 -2 2 5 4 52.02 2.30 1.7579 -4 4 2 4 52.47 2.04 1.7440 -6 2 2 4 53.39 3.47 1.7159 5 3 2 4 53.79 1.03 1.7044 3 5 0 4 53.83 14.77 1.7032 0 4 4 4 54.19 5.03 1.6925 4 4 2 4 54.22 3.15 1.6917 2 2 5 4 54.26 1.25 1.6906 -3 5 1 4 54.50 2.38 1.6838 4 2 4 4 55.06 1.43 1.6680 3 5 1 4 55.06 2.09 1.6679 -1 3 5 4 55.65 3.67 1.6516 -7 1 1 4 55.68 6.26 1.6507 6 2 2 4 56.99 2.49 1.6159 -1 1 6 4 57.08 1.87 1.6136 -2 0 6 2 57.47 1.12 1.6036 -4 2 5 4 57.47 2.66 1.6035 7 1 1 4 58.48 1.88 1.5782 0 6 0 2 58.50 1.60 1.5778 -3 3 5 4 58.53 1.58 1.5770 1 1 6 4 59.85 1.43 1.5454 0 2 6 4 60.11 2.43 1.5394 -3 1 6 4 60.53 3.49 1.5296 -7 1 3 4 61.07 1.62 1.5173 -6 2 4 4 61.34 1.33 1.5114 -2 6 1 4 61.52 3.46 1.5073 6 4 0 4 61.75 6.37 1.5023 0 6 2 4 61.97 1.16 1.4974 -1 5 4 4 62.39 1.22 1.4884 -2 4 5 4 62.48 2.35 1.4864 4 2 5 4 62.73 2.87 1.4811 -7 3 1 4 63.25 1.42 1.4703 -6 4 2 4 63.49 2.31 1.4652 -2 6 2 4 63.98 2.21 1.4552 -1 3 6 4 64.43 4.03 1.4462 7 3 1 4 64.46 2.05 1.4456 2 6 2 4 65.42 1.39 1.4266 1 3 6 4 65.65 1.04 1.4222 7 1 3 4 66.63 1.14 1.4037 -8 2 1 4 66.87 1.07 1.3991 6 2 4 4 67.15 1.51 1.3941 -2 6 3 4 67.39 2.21 1.3897 4 6 0 4 68.19 2.57 1.3753 4 0 6 2 70.84 1.58 1.3302 -8 2 3 4 71.06 2.37 1.3266 -6 4 4 4 74.58 1.07 1.2725 -3 7 1 4 75.31 1.29 1.2619 3 5 5 4 75.50 1.52 1.2592 -4 4 6 4 75.75 1.47 1.2556 -7 5 1 4 76.25 1.17 1.2487 -8 4 1 4 76.27 2.76 1.2484 8 2 3 4 76.48 1.72 1.2455 6 4 4 4 76.90 2.14 1.2397 -1 5 6 4 77.32 3.41 1.2341 7 5 1 4 77.60 1.09 1.2303 -7 3 5 4 77.65 2.16 1.2297 -8 0 5 2 78.03 1.57 1.2246 8 4 1 4 78.26 1.30 1.2216 4 0 7 2 79.15 1.48 1.2101 7 1 5 4 79.34 1.65 1.2077 -6 6 2 4 79.62 1.05 1.2041 -3 5 6 4 79.99 1.25 1.1994 -7 5 3 4 80.77 1.04 1.1899 2 6 5 4 81.27 1.39 1.1837 -1 7 4 4 81.28 2.54 1.1836 0 8 0 2 83.02 2.61 1.1632 2 4 7 4 83.48 1.36 1.1580 -4 6 5 4 84.41 1.23 1.1476 -4 4 7 4 84.45 1.10 1.1471 -1 3 8 4 85.25 1.27 1.1384 10 2 0 4 88.37 1.15 1.1061 -10 2 3 4 89.90 1.20 1.0912 -8 4 5 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.