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 #AU47 Locality: synthetic _database_code_amcsd 0018941 CELL PARAMETERS: 5.3849 13.2377 5.8489 90.000 124.350 90.000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 344.221 Density (g/cm3): 3.319 MAX. ABS. INTENSITY / VOLUME**2: 6.444928725 RIR: 0.632 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 17.94 10.79 4.9439 -1 0 1 2 18.37 25.51 4.8289 0 0 1 2 19.16 36.90 4.6314 -1 1 1 4 19.57 41.67 4.5365 0 1 1 4 19.97 6.50 4.4458 1 0 0 2 21.08 54.03 4.2145 1 1 0 4 22.45 15.51 3.9609 -1 2 1 4 22.80 4.13 3.9010 0 2 1 4 24.11 26.95 3.6906 1 2 0 4 26.94 8.51 3.3094 0 4 0 2 27.09 32.99 3.2920 -1 3 1 4 27.38 23.53 3.2574 0 3 1 4 28.50 3.67 3.1318 1 3 0 4 30.58 38.75 2.9235 -1 0 2 2 32.56 72.39 2.7501 -1 4 1 4 32.81 45.55 2.7299 0 4 1 4 33.51 79.67 2.6742 -1 2 2 4 33.55 49.35 2.6714 -2 0 1 2 33.76 100.00 2.6547 1 4 0 4 34.24 7.19 2.6186 -2 1 1 4 34.27 55.89 2.6167 1 0 1 2 34.95 2.25 2.5670 1 1 1 4 36.26 38.73 2.4772 -2 2 1 4 36.34 15.67 2.4719 -2 0 2 2 36.94 37.16 2.4335 1 2 1 4 37.24 2.60 2.4144 0 0 2 2 37.88 4.42 2.3753 0 1 2 4 38.57 8.11 2.3339 -1 5 1 4 38.79 9.82 2.3215 0 5 1 4 38.89 4.22 2.3157 -2 2 2 4 39.62 10.30 2.2747 1 5 0 4 39.74 24.45 2.2682 0 2 2 4 40.58 3.36 2.2229 2 0 0 2 40.90 18.23 2.2063 0 6 0 2 41.18 3.53 2.1922 2 1 0 4 41.20 5.47 2.1910 -1 4 2 4 41.89 51.43 2.1566 -2 3 2 4 42.69 38.60 2.1181 0 3 2 4 42.92 3.41 2.1072 2 2 0 4 43.54 6.96 2.0787 -2 4 1 4 44.12 7.33 2.0526 1 4 1 4 44.99 4.75 2.0148 -1 6 1 4 45.70 32.35 1.9852 2 3 0 4 46.56 3.02 1.9505 0 4 2 4 48.03 5.19 1.8944 -2 1 3 4 48.05 1.11 1.8937 -1 0 3 2 48.57 7.38 1.8746 -1 1 3 4 49.58 2.70 1.8387 -2 2 3 4 50.97 1.16 1.7917 -3 0 2 2 51.47 3.83 1.7756 -3 1 2 4 51.76 3.35 1.7663 -1 7 1 4 51.92 27.98 1.7611 -1 6 2 4 51.93 4.09 1.7609 0 7 1 4 52.08 2.10 1.7560 -2 3 3 4 52.59 15.36 1.7402 1 7 0 4 52.59 2.13 1.7402 -1 3 3 4 52.83 3.42 1.7330 1 1 2 4 52.94 2.85 1.7295 -3 2 2 4 53.85 6.49 1.7024 2 5 0 4 53.90 3.66 1.7011 -2 6 1 4 53.95 3.90 1.6995 -3 1 1 4 54.28 3.87 1.6901 1 2 2 4 54.39 6.28 1.6867 1 6 1 4 54.78 1.63 1.6758 2 1 1 4 55.34 12.11 1.6601 -3 3 2 4 55.46 9.50 1.6569 -2 4 3 4 55.54 20.88 1.6547 0 8 0 2 55.78 10.50 1.6480 -3 0 3 2 55.86 7.28 1.6460 -2 6 2 4 55.94 2.78 1.6436 -1 4 3 4 56.50 16.19 1.6287 0 6 2 4 56.64 6.61 1.6252 1 3 2 4 57.23 11.11 1.6096 0 0 3 2 57.64 4.56 1.5991 -3 2 3 4 58.59 30.55 1.5756 -3 4 2 4 58.99 22.53 1.5659 2 6 0 4 59.06 6.67 1.5640 0 2 3 4 59.60 2.62 1.5512 -2 5 3 4 59.84 26.89 1.5457 1 4 2 4 60.07 1.38 1.5402 -1 5 3 4 60.88 1.56 1.5217 -3 4 1 4 61.64 4.80 1.5047 2 4 1 4 62.60 4.00 1.4839 -3 5 2 4 62.69 1.77 1.4819 3 0 0 2 63.66 26.12 1.4617 -2 0 4 2 63.81 1.98 1.4588 1 5 2 4 64.43 7.47 1.4461 3 2 0 4 64.45 2.38 1.4458 -2 6 3 4 64.72 1.67 1.4404 2 7 0 4 66.46 10.71 1.4067 -2 8 1 4 66.90 10.49 1.3985 1 8 1 4 67.02 1.68 1.3964 1 9 0 4 67.28 4.12 1.3915 -3 1 4 4 68.20 7.05 1.3751 -2 8 2 4 68.54 3.17 1.3690 -3 2 4 4 68.78 2.18 1.3649 0 8 2 4 69.93 2.35 1.3453 -2 7 3 4 70.16 1.15 1.3413 2 6 1 4 70.36 2.59 1.3381 -1 7 3 4 70.50 9.95 1.3357 -4 0 2 2 70.62 1.51 1.3338 -3 3 4 4 70.80 1.09 1.3308 -4 0 3 2 70.92 2.82 1.3289 -4 1 2 4 71.01 2.84 1.3273 2 8 0 4 71.22 3.94 1.3241 -4 1 3 4 71.45 1.60 1.3203 -3 6 3 4 72.20 11.07 1.3084 2 0 2 2 72.61 3.33 1.3020 2 1 2 4 72.70 2.39 1.3007 -3 7 2 4 72.72 1.50 1.3003 0 6 3 4 73.48 4.16 1.2888 -3 4 4 4 73.82 2.10 1.2836 1 7 2 4 74.17 1.35 1.2784 -4 -3 2 4 74.54 1.19 1.2730 1 2 3 4 74.59 13.47 1.2723 -1 4 4 4 74.76 1.34 1.2698 -3 7 1 4 75.16 2.22 1.2640 -2 9 2 4 75.84 1.62 1.2544 2 3 2 4 76.70 1.43 1.2424 -4 1 1 4 77.61 4.83 1.2302 3 6 0 4 78.63 1.05 1.2167 2 4 2 4 79.33 4.45 1.2077 1 4 3 4 79.48 16.49 1.2059 -1 10 2 4 79.88 1.56 1.2008 -4 -3 1 4 80.74 1.96 1.1902 -4 -3 4 4 80.83 3.29 1.1891 3 3 1 4 81.08 4.61 1.1861 -2 10 1 4 81.48 4.00 1.1812 1 10 1 4 82.63 4.53 1.1677 -3 8 3 4 82.91 2.47 1.1644 0 3 4 4 83.23 1.66 1.1608 0 10 2 4 83.58 1.91 1.1568 3 4 1 4 83.85 5.79 1.1538 0 8 3 4 86.15 1.68 1.1288 -4 -5 1 4 86.53 3.68 1.1248 -3 7 4 4 87.09 3.22 1.1190 3 5 1 4 87.60 1.54 1.1138 -1 7 4 4 87.83 1.99 1.1115 4 0 0 2 89.39 2.56 1.0961 4 2 0 4 89.45 6.46 1.0955 -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.