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 = 170 K _database_code_amcsd 0002728 CELL PARAMETERS: 11.7800 9.4860 19.7300 90.000 95.230 90.000 SPACE GROUP: I2/a X-RAY WAVELENGTH: 1.541838 Cell Volume: 2195.552 Density (g/cm3): 2.218 MAX. ABS. INTENSITY / VOLUME**2: 8.679069486 RIR: 1.274 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.36 100.00 8.5425 0 1 1 4 14.60 6.16 6.0679 -1 1 2 4 15.10 32.20 5.8655 2 0 0 2 16.45 31.18 5.3895 0 1 3 4 16.88 7.75 5.2512 -2 0 2 2 18.00 2.84 4.9274 -2 1 1 4 18.06 12.55 4.9120 0 0 4 2 18.31 2.54 4.8455 2 0 2 2 18.69 47.69 4.7484 2 1 1 4 18.71 15.94 4.7430 0 2 0 2 20.55 2.38 4.3226 -1 2 1 4 21.15 8.33 4.2010 -1 1 4 4 21.54 36.43 4.1258 -2 1 3 4 22.31 11.00 3.9844 1 1 4 4 23.24 2.24 3.8281 2 1 3 4 24.13 7.90 3.6881 2 2 0 4 24.52 10.05 3.6304 0 1 5 4 24.62 1.23 3.6152 3 1 0 4 24.68 1.17 3.6075 2 0 4 2 25.30 9.06 3.5198 -2 2 2 4 25.53 45.60 3.4894 -3 1 2 4 26.12 78.06 3.4120 0 2 4 4 26.29 4.84 3.3895 2 2 2 4 26.99 36.81 3.3037 3 1 2 4 27.79 3.13 3.2103 -2 1 5 4 28.59 6.14 3.1218 0 3 1 4 29.20 1.24 3.0587 -1 1 6 4 29.25 7.98 3.0530 1 3 0 4 29.42 3.09 3.0363 -3 1 4 4 29.44 34.60 3.0340 -2 2 4 4 30.02 2.28 2.9771 -2 0 6 2 30.02 13.07 2.9768 2 1 5 4 31.02 8.20 2.8831 -4 0 2 2 31.15 18.96 2.8713 2 2 4 4 31.42 6.76 2.8475 0 3 3 4 31.87 7.90 2.8082 -4 1 1 4 32.51 17.59 2.7544 2 0 6 2 32.65 8.06 2.7425 4 0 2 2 32.69 4.59 2.7394 2 3 1 4 33.25 1.77 2.6948 0 2 6 4 33.29 4.07 2.6915 0 1 7 4 33.68 2.31 2.6612 -4 1 3 4 34.15 9.95 2.6256 -4 0 4 2 34.21 4.36 2.6210 -1 3 4 4 34.46 9.37 2.6024 -2 3 3 4 34.97 2.52 2.5658 1 3 4 4 35.46 4.04 2.5316 -2 1 7 4 35.61 4.23 2.5215 -2 2 6 4 35.94 7.86 2.4986 4 1 3 4 36.01 6.26 2.4944 4 2 0 4 36.47 2.40 2.4637 -4 2 2 4 36.47 3.36 2.4635 0 3 5 4 36.59 4.01 2.4560 0 0 8 2 37.77 19.91 2.3819 2 2 6 4 37.78 8.69 2.3815 -4 1 5 4 37.90 4.37 2.3742 4 2 2 4 37.94 16.73 2.3715 0 4 0 2 37.94 14.97 2.3713 -1 1 8 4 38.24 1.65 2.3536 3 3 2 4 38.64 1.24 2.3301 1 2 7 4 38.93 1.28 2.3133 -1 4 1 4 39.32 2.16 2.2912 1 1 8 4 39.33 4.96 2.2909 -4 0 6 2 40.52 4.38 2.2263 2 3 5 4 40.89 1.93 2.2071 1 3 6 4 41.05 3.70 2.1986 2 4 0 4 41.48 2.31 2.1767 5 1 2 4 41.79 14.64 2.1613 -2 4 2 4 41.96 3.28 2.1531 -4 3 1 4 42.23 2.21 2.1398 -5 1 4 4 42.44 5.33 2.1301 2 4 2 4 42.49 2.82 2.1275 0 1 9 4 43.06 2.09 2.1005 -2 2 8 4 43.09 1.66 2.0991 0 3 7 4 43.25 1.04 2.0920 4 0 6 2 43.89 8.18 2.0629 -4 2 6 4 44.86 4.56 2.0205 -2 3 7 4 45.26 4.15 2.0037 4 3 3 4 45.35 1.54 1.9998 5 1 4 4 45.53 1.20 1.9922 2 2 8 4 46.44 14.27 1.9552 6 0 0 2 46.69 2.23 1.9454 2 1 9 4 46.78 1.38 1.9417 -4 3 5 4 47.28 1.20 1.9225 -6 1 1 4 47.44 4.42 1.9164 -2 0 10 2 47.50 1.95 1.9142 3 3 6 4 47.83 2.03 1.9019 4 1 7 4 48.09 1.83 1.8919 1 3 8 4 48.15 1.91 1.8897 6 1 1 4 48.19 1.56 1.8884 0 5 1 4 48.31 1.02 1.8838 -6 1 3 4 48.53 1.94 1.8760 -5 3 2 4 48.64 2.60 1.8721 1 1 10 4 49.42 1.29 1.8440 4 4 0 4 49.69 2.54 1.8348 1 5 2 4 49.78 2.02 1.8315 -4 4 2 4 50.06 4.37 1.8221 -4 2 8 4 50.73 1.51 1.7997 -4 1 9 4 50.82 1.17 1.7965 0 3 9 4 50.86 1.70 1.7953 6 1 3 4 50.90 4.88 1.7938 4 4 2 4 50.93 3.64 1.7930 2 5 1 4 51.03 1.21 1.7897 -3 3 8 4 51.17 1.14 1.7853 -6 1 5 4 51.43 1.31 1.7768 -2 2 10 4 51.96 1.71 1.7599 -4 4 4 4 52.10 1.62 1.7553 0 1 11 4 52.18 1.04 1.7529 -2 5 3 4 52.45 1.53 1.7447 -6 2 4 4 53.10 2.50 1.7246 -2 1 11 4 53.34 2.73 1.7176 5 3 4 4 53.73 11.27 1.7060 0 4 8 4 54.12 3.70 1.6947 4 4 4 4 54.13 2.28 1.6942 2 2 10 4 54.42 1.73 1.6859 4 2 8 4 54.53 2.35 1.6828 2 3 9 4 54.97 1.04 1.6705 3 5 2 4 54.97 1.60 1.6703 -1 3 10 4 55.06 1.15 1.6679 -6 3 1 4 55.55 1.69 1.6544 4 3 7 4 55.64 2.68 1.6519 -7 1 2 4 55.64 4.68 1.6519 6 2 4 4 55.99 1.15 1.6425 -6 3 3 4 56.90 1.91 1.6182 -1 1 12 4 57.00 1.41 1.6156 -2 0 12 2 57.45 1.90 1.6041 7 1 2 4 57.84 1.81 1.5941 -4 5 1 4 58.17 1.99 1.5858 -4 3 9 4 58.37 1.48 1.5810 0 6 0 2 58.42 1.21 1.5797 -3 3 10 4 58.43 1.17 1.5794 1 1 12 4 59.75 1.09 1.5477 0 2 12 4 60.03 1.78 1.5411 -3 1 12 4 60.51 2.54 1.5300 -7 1 6 4 61.03 1.14 1.5182 -6 2 8 4 61.46 2.57 1.5086 6 4 0 4 61.63 4.74 1.5050 0 6 4 4 62.39 1.80 1.4884 4 2 10 4 62.69 2.17 1.4819 -7 3 2 4 63.19 1.02 1.4714 -6 4 4 4 63.37 1.70 1.4676 -2 6 4 4 63.87 1.61 1.4574 -1 3 12 4 64.24 1.01 1.4500 4 1 11 4 64.33 1.53 1.4480 2 6 4 4 64.38 2.95 1.4471 7 3 2 4 65.30 1.03 1.4289 1 3 12 4 67.02 1.05 1.3963 -2 6 6 4 67.28 1.59 1.3917 4 6 0 4 68.08 1.92 1.3772 4 0 12 2 70.81 1.10 1.3306 -8 2 6 4 70.99 1.71 1.3278 -6 4 8 4 75.39 1.10 1.2608 -4 4 12 4 75.68 1.04 1.2567 -7 5 2 4 76.21 1.98 1.2493 8 2 6 4 76.38 1.31 1.2469 6 4 8 4 76.76 1.62 1.2417 -1 5 12 4 77.23 2.49 1.2353 7 5 2 4 77.61 1.47 1.2301 -8 0 10 2 77.97 1.11 1.2255 8 4 2 4 79.06 1.13 1.2113 7 1 10 4 79.23 1.12 1.2090 -6 6 4 4 81.11 1.87 1.1858 0 8 0 2 81.11 1.05 1.1857 -1 7 8 4 82.86 1.88 1.1650 2 4 14 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.