Lawsonite 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 #AU77 Locality: synthetic _database_code_amcsd 0018947 CELL PARAMETERS: 5.8417 8.7904 13.1345 90.000 90.000 90.000 SPACE GROUP: Cmcm X-RAY WAVELENGTH: 1.541838 Cell Volume: 674.468 Density (g/cm3): 3.109 MAX. ABS. INTENSITY / VOLUME**2: 6.418476917 RIR: 0.672 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.48 18.21 6.5672 0 0 2 2 18.23 53.51 4.8653 1 1 0 4 19.46 20.64 4.5624 1 1 1 8 21.32 26.70 4.1680 0 2 1 4 22.75 6.46 3.9094 1 1 2 8 24.37 57.32 3.6526 0 2 2 4 27.16 2.33 3.2836 0 0 4 2 27.40 21.89 3.2545 1 1 3 8 30.61 27.66 2.9209 2 0 0 2 32.91 100.00 2.7218 1 1 4 8 33.58 51.92 2.6688 2 0 2 4 34.08 70.64 2.6306 0 2 4 4 34.24 62.21 2.6191 1 3 0 4 34.93 6.81 2.5686 1 3 1 8 36.95 33.45 2.4328 1 3 2 8 36.95 33.29 2.4327 2 2 0 4 37.60 17.99 2.3920 2 2 1 8 38.96 7.74 2.3115 1 1 5 8 39.50 12.38 2.2812 2 2 2 8 39.98 30.42 2.2549 0 2 5 4 41.07 3.71 2.1976 0 4 0 2 41.24 5.07 2.1891 0 0 6 2 41.37 3.74 2.1824 2 0 4 4 41.67 2.19 2.1675 0 4 1 4 42.51 50.32 2.1265 2 2 3 8 43.42 2.89 2.0840 0 4 2 4 44.23 2.70 2.0476 1 3 4 8 45.43 3.50 1.9963 1 1 6 8 46.22 19.77 1.9641 0 4 3 4 46.34 1.66 1.9595 0 2 6 4 48.38 4.11 1.8815 3 1 1 8 51.18 2.81 1.7849 2 2 5 8 52.08 1.74 1.7561 2 4 0 4 52.22 21.58 1.7517 2 0 6 4 52.25 2.50 1.7507 1 1 7 8 52.58 3.09 1.7406 2 4 1 8 53.07 11.07 1.7257 0 2 7 4 54.06 9.04 1.6965 2 4 2 8 54.43 4.95 1.6856 0 4 5 4 54.51 1.82 1.6835 1 5 0 4 54.64 1.80 1.6797 1 3 6 8 54.99 3.39 1.6698 1 5 1 8 55.88 10.42 1.6453 3 1 4 8 56.01 18.02 1.6418 0 0 8 2 56.46 14.66 1.6299 2 4 3 8 56.56 14.22 1.6272 2 2 6 8 56.76 16.17 1.6218 3 3 0 4 58.63 5.98 1.5745 3 3 2 8 59.41 1.84 1.5556 1 1 8 8 59.61 17.97 1.5509 0 4 6 4 59.71 64.10 1.5485 2 4 4 8 61.94 2.31 1.4981 1 5 4 8 63.72 26.70 1.4604 4 0 0 2 63.75 4.57 1.4599 2 4 5 8 64.97 1.65 1.4354 3 1 6 8 65.25 2.66 1.4299 0 6 2 4 65.40 1.37 1.4270 0 4 7 4 67.31 12.47 1.3911 1 3 8 8 69.01 12.26 1.3609 2 2 8 8 69.29 4.02 1.3561 4 2 2 8 70.37 1.99 1.3379 0 6 4 4 70.52 1.91 1.3355 3 1 7 8 71.76 2.23 1.3153 0 4 8 4 72.13 10.95 1.3096 2 6 0 4 72.43 1.72 1.3049 3 5 0 4 72.54 5.56 1.3031 2 6 1 8 72.84 2.22 1.2985 3 5 1 8 73.78 1.83 1.2843 2 6 2 8 73.92 2.39 1.2821 2 4 7 8 74.28 12.09 1.2768 4 2 4 8 74.42 1.30 1.2748 1 3 9 8 75.55 1.94 1.2585 0 2 10 4 75.82 6.07 1.2546 2 6 3 8 75.94 1.11 1.2531 1 5 7 8 77.94 3.18 1.2258 4 2 5 8 78.57 1.93 1.2175 0 6 6 4 78.95 2.61 1.2127 3 5 4 8 80.00 1.13 1.1993 2 4 8 8 80.11 13.79 1.1979 2 0 10 4 80.27 1.22 1.1960 4 4 2 8 81.41 4.31 1.1821 1 7 3 8 81.97 1.02 1.1754 1 5 8 8 82.08 4.76 1.1741 1 3 10 8 82.27 4.16 1.1719 4 4 3 8 83.33 1.01 1.1596 1 1 11 8 83.46 1.07 1.1582 5 1 0 4 83.85 7.73 1.1538 3 3 8 8 83.99 1.18 1.1523 0 2 11 4 84.19 3.02 1.1500 1 7 4 8 86.28 1.23 1.1274 0 4 10 4 87.50 2.53 1.1148 4 2 7 8 87.76 4.44 1.1122 1 7 5 8 88.61 1.81 1.1038 4 4 5 8 89.11 2.59 1.0988 0 8 0 2 89.79 5.20 1.0922 5 1 4 8 89.90 6.79 1.0912 4 0 8 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.