Itoigawaite Liebscher A, Dorsam G, Franz G, Wunder B, Gottschalk M American Mineralogist 95 (2010) 724-735 Crystal chemistry of synthetic lawsonite solid-solution series CaAl2 [(OH)2/(Si2O7)](H2O)-SrAl2[(OH)2/(Si2O7)](H2O) and the Cmcm-P2_1/m phase transition Note: Run #Pt100 Locality: synthetic _database_code_amcsd 0018945 CELL PARAMETERS: 5.4231 13.2761 5.8583 90.000 124.420 90.000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 347.936 Density (g/cm3): 3.454 MAX. ABS. INTENSITY / VOLUME**2: 7.705994103 RIR: 0.726 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.34 1.24 6.6381 0 2 0 2 17.85 4.46 4.9694 -1 0 1 2 18.36 18.92 4.8326 0 0 1 2 19.07 53.38 4.6540 -1 1 1 4 19.55 61.88 4.5411 0 1 1 4 19.85 11.30 4.4736 1 0 0 2 20.95 64.90 4.2394 1 1 0 4 22.35 23.29 3.9781 -1 2 1 4 22.76 4.30 3.9069 0 2 1 4 23.99 11.50 3.7098 1 2 0 4 26.86 12.64 3.3190 0 4 0 2 26.98 42.56 3.3049 -1 3 1 4 27.33 31.37 3.2637 0 3 1 4 28.37 7.84 3.1461 1 3 0 4 30.53 38.70 2.9278 -1 0 2 2 32.44 70.92 2.7600 -1 4 1 4 32.73 38.45 2.7359 0 4 1 4 33.30 53.64 2.6909 -2 0 1 2 33.45 82.04 2.6788 -1 2 2 4 33.62 100.00 2.6655 1 4 0 4 33.99 6.48 2.6373 -2 1 1 4 34.15 58.75 2.6254 1 0 1 2 34.83 1.33 2.5755 1 1 1 4 36.01 45.10 2.4938 -2 2 1 4 36.15 10.89 2.4847 -2 0 2 2 36.81 42.07 2.4414 1 2 1 4 37.85 1.09 2.3773 0 1 2 4 38.44 10.35 2.3419 -1 5 1 4 38.69 12.49 2.3271 0 5 1 4 38.69 4.35 2.3270 -2 2 2 4 39.47 3.11 2.2833 1 5 0 4 39.70 28.64 2.2706 0 2 2 4 40.32 2.86 2.2368 2 0 0 2 40.78 23.58 2.2127 0 6 0 2 40.91 4.10 2.2057 2 1 0 4 41.11 5.92 2.1956 -1 4 2 4 41.69 56.42 2.1666 -2 3 2 4 42.63 42.06 2.1208 0 3 2 4 42.65 3.51 2.1197 2 2 0 4 43.29 10.31 2.0902 -2 4 1 4 43.97 10.36 2.0591 1 4 1 4 44.84 5.13 2.0214 -1 6 1 4 45.43 34.89 1.9963 2 3 0 4 46.49 4.88 1.9535 0 4 2 4 47.89 6.57 1.8995 -2 1 3 4 48.01 1.15 1.8950 -1 0 3 2 48.53 10.87 1.8760 -1 1 3 4 49.43 3.71 1.8437 -2 2 3 4 50.59 1.41 1.8041 -3 0 2 2 51.09 4.92 1.7877 -3 1 2 4 51.58 4.79 1.7719 -1 7 1 4 51.78 5.55 1.7655 0 7 1 4 51.79 26.96 1.7653 -1 6 2 4 51.93 3.56 1.7608 -2 3 3 4 52.40 15.06 1.7461 1 7 0 4 52.53 4.04 1.7420 -1 3 3 4 52.57 1.32 1.7410 -3 2 2 4 52.70 4.48 1.7368 1 1 2 4 53.54 4.66 1.7117 -3 1 1 4 53.57 6.52 1.7107 2 5 0 4 53.63 5.77 1.7091 -2 6 1 4 54.15 3.47 1.6939 1 2 2 4 54.21 8.46 1.6919 1 6 1 4 54.52 1.98 1.6832 2 1 1 4 54.96 12.62 1.6706 -3 3 2 4 55.29 9.93 1.6614 -2 4 3 4 55.36 19.32 1.6595 0 8 0 2 55.47 10.41 1.6565 -3 0 3 2 55.62 6.82 1.6524 -2 6 2 4 55.87 2.01 1.6457 -1 4 3 4 55.93 2.17 1.6441 2 2 1 4 56.38 18.18 1.6318 0 6 2 4 56.49 6.75 1.6289 1 3 2 4 57.18 9.85 1.6109 0 0 3 2 57.33 5.12 1.6072 -3 2 3 4 58.20 26.37 1.5851 -3 4 2 4 58.69 20.70 1.5731 2 6 0 4 59.01 6.44 1.5654 0 2 3 4 59.42 3.58 1.5554 -2 5 3 4 59.68 19.53 1.5493 1 4 2 4 59.97 2.64 1.5425 -1 5 3 4 60.45 2.03 1.5314 -3 4 1 4 61.36 6.76 1.5109 2 4 1 4 62.21 4.45 1.4923 -3 5 2 4 62.26 2.58 1.4912 3 0 0 2 63.55 22.18 1.4639 -2 0 4 2 63.63 2.25 1.4623 1 5 2 4 63.99 9.37 1.4549 3 2 0 4 64.25 2.68 1.4498 -2 6 3 4 64.41 1.71 1.4466 2 7 0 4 66.07 1.03 1.4141 -1 9 1 4 66.16 11.46 1.4125 -2 8 1 4 66.67 10.87 1.4028 1 8 1 4 66.77 1.93 1.4009 1 9 0 4 67.03 5.78 1.3962 -3 1 4 4 67.92 5.50 1.3800 -2 8 2 4 67.98 1.13 1.3789 -1 0 4 2 68.28 2.34 1.3736 -3 2 4 4 68.40 1.15 1.3716 -1 1 4 4 68.60 1.02 1.3680 0 8 2 4 69.71 2.77 1.3490 -2 7 3 4 69.85 1.77 1.3465 2 6 1 4 69.92 10.67 1.3454 -4 0 2 2 70.21 3.65 1.3405 -1 7 3 4 70.33 2.54 1.3386 -4 1 2 4 70.35 2.48 1.3383 -3 3 4 4 70.68 2.47 1.3328 2 8 0 4 70.68 4.68 1.3327 -4 1 3 4 71.09 2.22 1.3260 -3 6 3 4 71.93 11.73 1.3127 2 0 2 2 72.28 2.72 1.3072 -3 7 2 4 72.33 2.52 1.3063 2 1 2 4 72.59 1.71 1.3023 0 6 3 4 73.20 3.67 1.2931 -3 4 4 4 73.60 2.54 1.2869 1 7 2 4 74.30 1.74 1.2766 -3 7 1 4 74.39 2.15 1.2752 1 2 3 4 74.51 13.23 1.2734 -1 4 4 4 74.86 3.65 1.2684 -2 9 2 4 75.51 1.81 1.2590 0 9 2 4 75.55 1.21 1.2585 2 3 2 4 76.07 1.75 1.2512 -4 1 1 4 77.13 5.78 1.2366 3 6 0 4 77.52 1.36 1.2314 2 9 0 4 78.31 1.19 1.2209 -2 6 4 4 78.33 1.34 1.2207 2 4 2 4 79.15 5.44 1.2100 1 4 3 4 79.23 14.85 1.2091 -1 10 2 4 79.24 1.66 1.2090 -4 -3 1 4 80.26 2.06 1.1961 -4 -3 4 4 80.36 3.35 1.1948 3 3 1 4 80.71 4.94 1.1906 -2 10 1 4 81.19 4.41 1.1847 1 10 1 4 82.19 1.11 1.1728 -1 11 1 4 82.23 4.28 1.1724 -3 8 3 4 82.35 1.26 1.1710 0 11 1 4 82.82 3.23 1.1655 0 3 4 4 82.95 1.00 1.1640 -1 9 3 4 82.99 2.04 1.1635 0 10 2 4 83.10 1.68 1.1623 3 4 1 4 83.67 5.28 1.1559 0 8 3 4 85.48 1.68 1.1359 -4 -5 1 4 86.18 4.30 1.1284 -3 7 4 4 86.59 2.88 1.1242 3 5 1 4 86.94 1.42 1.1205 1 6 3 4 87.15 1.16 1.1184 4 0 0 2 87.45 1.69 1.1153 -1 7 4 4 88.34 1.01 1.1063 0 12 0 2 88.70 2.67 1.1029 4 2 0 4 89.02 1.09 1.0997 0 5 4 4 89.21 5.46 1.0978 -2 8 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.