Dickite Dera P, Prewitt C T, Japel S, Bish D L, Johnston C T American Mineralogist 88 (2003) 1428-1435 Pressure-controlled polytypism in hydrous layered materials Sample: High pressure dickite at P = 4.1 GPa _database_code_amcsd 0003171 CELL PARAMETERS: 5.0820 8.7570 13.7710 90.000 89.600 90.000 SPACE GROUP: Cc X-RAY WAVELENGTH: 1.541838 Cell Volume: 612.837 Density (g/cm3): 2.798 MAX. ABS. INTENSITY / VOLUME**2: 7.512894835 RIR: 0.874 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.86 70.84 6.8853 0 0 2 1 20.20 9.56 4.3954 1 1 0 2 20.28 22.27 4.3785 0 2 0 2 21.18 100.00 4.1946 1 1 1 2 21.26 18.57 4.1799 -1 1 1 2 21.29 33.35 4.1727 0 2 1 2 23.95 12.29 3.7150 1 1 2 2 24.09 19.47 3.6947 -1 1 2 2 24.09 1.92 3.6947 0 2 2 2 25.88 67.89 3.4427 0 0 4 1 28.02 1.65 3.1843 1 1 3 2 28.17 30.96 3.1683 0 2 3 2 28.19 25.08 3.1651 -1 1 3 2 32.95 3.33 2.7183 1 1 4 2 33.10 5.54 2.7063 0 2 4 2 35.32 4.62 2.5409 2 0 0 1 35.46 7.66 2.5312 1 3 0 2 37.65 26.65 2.3892 2 0 2 1 37.83 17.26 2.3784 -2 0 2 1 37.83 30.65 2.3784 1 3 2 2 37.91 55.30 2.3730 -1 3 2 2 38.47 5.42 2.3402 1 1 5 2 38.69 4.35 2.3275 -1 1 5 2 39.25 10.81 2.2951 0 0 6 1 41.66 1.10 2.1682 -2 2 1 2 43.13 1.04 2.0973 2 2 2 2 44.15 15.43 2.0512 2 0 4 1 44.35 11.45 2.0427 1 3 4 2 44.46 5.12 2.0376 -2 0 4 1 44.50 31.20 2.0359 -1 3 4 2 45.89 3.47 1.9776 -2 2 3 2 45.93 4.88 1.9760 0 4 3 2 49.04 1.16 1.8575 2 2 4 2 49.33 2.59 1.8474 -2 2 4 2 50.89 2.07 1.7944 0 2 7 2 53.16 6.79 1.7229 2 2 5 2 53.21 2.54 1.7213 0 0 8 1 53.47 2.19 1.7138 0 4 5 2 53.50 1.28 1.7128 -2 2 5 2 53.62 10.70 1.7091 2 0 6 1 54.03 21.04 1.6973 -1 3 6 2 55.23 1.01 1.6631 3 1 0 2 55.62 4.42 1.6525 3 1 1 2 55.72 1.31 1.6498 -3 1 1 2 55.80 2.41 1.6475 2 4 1 2 55.86 5.07 1.6458 -2 4 1 2 55.91 2.33 1.6444 1 5 1 2 57.19 1.01 1.6108 -2 4 2 2 57.25 2.35 1.6091 -1 5 2 2 57.92 1.46 1.5921 2 2 6 2 58.24 1.49 1.5841 0 4 6 2 58.94 3.70 1.5671 3 1 3 2 59.14 2.15 1.5621 2 4 3 2 59.22 1.60 1.5602 -3 1 3 2 59.38 3.28 1.5565 -1 5 3 2 63.50 22.65 1.4651 3 3 0 2 63.59 3.87 1.4633 0 4 7 2 63.68 6.21 1.4614 -2 2 7 2 63.77 10.79 1.4595 0 6 0 2 65.00 1.56 1.4348 3 3 2 2 65.18 3.49 1.4313 -3 3 2 2 65.26 3.22 1.4298 2 0 8 1 65.36 2.44 1.4278 0 6 2 2 65.47 23.87 1.4257 1 3 8 2 65.57 1.53 1.4237 2 4 5 2 65.71 6.60 1.4211 -1 3 8 2 65.74 10.60 1.4205 -2 0 8 1 65.87 1.90 1.4180 -2 4 5 2 65.88 1.05 1.4177 -1 5 5 2 68.09 1.48 1.3771 0 0 10 1 69.11 1.48 1.3591 2 2 8 2 69.58 1.31 1.3512 -2 2 8 2 69.58 4.09 1.3511 3 3 4 2 69.93 2.82 1.3452 -3 3 4 2 70.02 3.14 1.3437 0 6 4 2 75.04 1.19 1.2658 -3 1 7 2 75.06 1.87 1.2656 2 6 0 2 75.50 2.26 1.2593 2 2 9 2 75.86 2.47 1.2541 0 4 9 2 76.09 1.30 1.2509 4 0 2 1 76.31 4.78 1.2478 -4 0 2 1 76.48 8.30 1.2455 2 6 2 2 76.59 2.26 1.2440 -2 6 2 2 77.00 1.16 1.2383 3 3 6 2 77.51 1.41 1.2316 -3 3 6 2 78.56 1.32 1.2176 3 5 0 2 78.68 1.94 1.2161 4 2 1 2 78.82 1.00 1.2143 2 0 10 1 78.89 2.62 1.2134 3 5 1 2 79.05 4.43 1.2114 1 3 10 2 79.14 3.34 1.2102 1 7 1 2 79.17 1.57 1.2099 -1 7 1 2 79.32 1.80 1.2079 -1 3 10 2 79.38 3.08 1.2072 -2 0 10 1 79.48 1.04 1.2059 1 1 11 2 79.94 1.17 1.2000 -4 2 2 2 80.38 1.21 1.1946 4 0 4 1 81.04 2.15 1.1865 -2 6 4 2 81.72 1.16 1.1784 3 5 3 2 81.82 1.80 1.1772 -4 2 3 2 82.11 1.18 1.1738 -1 7 3 2 84.41 1.62 1.1476 0 0 12 1 86.31 1.80 1.1272 2 4 9 2 87.99 5.37 1.1099 2 6 6 2 88.15 2.32 1.1083 -4 0 6 1 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.