Phengite Pavese A, Ferraris G, Pischedda V, Ibberson R European Journal of Mineralogy 11 (1999) 309-320 Tetrahedral order in phengite 2M_1 upon heating, from powder neutron diffraction, and thermodynamic consequences Sample: T = 873 K _database_code_amcsd 0006769 CELL PARAMETERS: 5.2390 9.1048 20.2440 90.000 95.684 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 960.890 Density (g/cm3): 2.821 MAX. ABS. INTENSITY / VOLUME**2: 5.651222816 RIR: 0.652 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.78 100.00 10.0722 0 0 2 2 17.61 12.29 5.0361 0 0 4 2 19.50 3.77 4.5524 0 2 0 2 19.62 20.00 4.5241 1 1 0 4 19.74 67.11 4.4976 -1 1 1 4 20.00 9.69 4.4404 0 2 1 4 20.49 11.13 4.3352 1 1 1 4 21.42 15.78 4.1484 0 2 2 4 22.22 5.24 4.0004 1 1 2 4 22.74 34.91 3.9110 -1 1 3 4 23.61 31.34 3.7681 0 2 3 4 24.65 1.41 3.6109 1 1 3 4 25.31 52.42 3.5193 -1 1 4 4 26.39 47.23 3.3771 0 2 4 4 26.55 42.38 3.3574 0 0 6 2 27.61 43.29 3.2303 1 1 4 4 28.37 3.83 3.1461 -1 1 5 4 29.61 49.08 3.0170 0 2 5 4 30.96 32.07 2.8880 1 1 5 4 31.80 20.52 2.8143 -1 1 6 4 34.19 1.76 2.6229 1 3 0 4 34.26 22.91 2.6177 -1 3 1 4 34.41 12.11 2.6066 2 0 0 2 34.61 6.86 2.5916 1 1 6 4 34.68 26.66 2.5864 -2 0 2 2 34.71 51.63 2.5845 1 3 1 4 35.50 5.34 2.5286 -1 1 7 4 35.66 7.07 2.5181 0 0 8 2 36.14 5.50 2.4854 -1 3 3 4 36.45 3.02 2.4650 2 0 2 2 37.24 16.24 2.4146 -2 0 4 2 37.43 36.96 2.4028 1 3 3 4 39.71 5.53 2.2697 -2 2 1 4 39.85 1.43 2.2621 2 2 0 4 39.86 4.84 2.2618 0 4 1 4 40.08 4.63 2.2500 -1 3 5 4 40.51 5.08 2.2268 2 2 1 4 40.51 1.72 2.2266 2 0 4 2 40.64 2.24 2.2202 0 4 2 4 40.99 6.05 2.2017 -2 2 3 4 41.67 4.03 2.1676 2 2 2 4 41.71 9.38 2.1654 -2 0 6 2 41.91 2.65 2.1557 0 4 3 4 42.03 22.09 2.1497 1 3 5 4 43.29 3.45 2.0900 2 2 3 4 43.64 3.98 2.0742 0 4 4 4 44.20 1.10 2.0490 -2 2 5 4 45.00 14.36 2.0144 0 0 10 2 45.62 11.85 1.9885 -1 3 7 4 46.16 6.40 1.9667 2 0 6 2 46.44 1.77 1.9555 -2 2 6 4 48.31 2.53 1.8840 0 4 6 4 49.48 1.05 1.8422 0 2 10 4 51.17 1.24 1.7853 0 4 7 4 51.97 2.35 1.7596 -2 2 8 4 52.40 4.82 1.7461 -1 3 9 4 53.01 1.59 1.7276 2 0 8 2 53.29 1.42 1.7191 1 5 0 4 53.44 2.44 1.7145 2 4 0 4 53.64 1.35 1.7085 2 2 7 4 53.66 1.23 1.7082 1 5 1 4 54.14 1.99 1.6941 -3 1 3 4 54.76 11.67 1.6763 -2 0 10 2 54.90 3.59 1.6723 2 4 2 4 55.19 1.01 1.6642 -2 2 9 4 55.27 22.27 1.6622 1 3 9 4 55.47 1.90 1.6566 3 1 2 4 55.48 1.31 1.6563 -2 4 4 4 55.95 5.26 1.6434 -1 5 4 4 56.23 1.87 1.6359 2 4 3 4 56.47 5.48 1.6297 -3 1 5 4 56.94 2.00 1.6172 3 1 3 4 56.99 2.82 1.6160 -2 4 5 4 57.02 1.96 1.6152 2 2 8 4 57.18 3.42 1.6109 1 5 4 4 58.20 2.16 1.5851 -3 1 6 4 58.69 1.21 1.5730 -2 2 10 4 58.78 3.69 1.5708 3 1 4 4 58.86 1.98 1.5689 -2 4 6 4 59.11 1.80 1.5629 1 5 5 4 59.62 2.05 1.5509 -1 5 6 4 60.00 1.22 1.5418 2 4 5 4 60.17 7.85 1.5379 -1 3 11 4 60.84 3.18 1.5226 2 0 10 2 61.07 9.54 1.5175 0 6 0 2 61.24 19.63 1.5135 -3 3 1 4 61.39 1.30 1.5103 1 5 6 4 61.83 1.59 1.5005 0 6 2 4 61.89 1.09 1.4992 -3 3 3 4 62.12 2.25 1.4943 3 3 1 4 62.40 1.16 1.4882 2 4 6 4 62.80 1.26 1.4796 -2 0 12 2 63.38 2.82 1.4676 1 3 11 4 63.41 1.95 1.4669 0 2 13 4 64.54 1.96 1.4440 2 2 10 4 64.79 1.07 1.4389 0 0 14 2 65.31 1.18 1.4288 1 1 13 4 68.66 2.59 1.3670 2 2 11 4 68.82 11.01 1.3642 -1 3 13 4 69.55 5.36 1.3517 2 0 12 2 69.59 3.32 1.3510 0 4 12 4 70.67 2.37 1.3329 -2 2 13 4 72.01 3.24 1.3114 2 6 0 4 72.15 2.09 1.3091 -4 0 2 2 72.17 6.23 1.3088 -2 6 2 4 72.51 3.92 1.3037 -3 3 9 4 72.53 2.91 1.3033 4 0 0 2 72.76 3.44 1.2997 0 6 8 4 73.34 4.36 1.2909 3 3 7 4 73.74 3.49 1.2848 -2 6 4 4 74.00 1.49 1.2809 0 4 13 4 74.30 2.25 1.2765 4 0 2 2 75.15 1.52 1.2643 -2 2 14 4 75.35 1.74 1.2614 -1 7 1 4 75.51 1.81 1.2590 0 0 16 2 75.61 1.76 1.2577 -4 0 6 2 75.87 2.65 1.2540 2 6 4 4 76.01 1.03 1.2520 -3 5 3 4 77.61 1.28 1.2301 -4 2 5 4 77.62 1.15 1.2300 2 2 13 4 79.47 1.01 1.2061 -3 5 6 4 79.97 1.24 1.1997 3 5 4 4 80.58 1.10 1.1921 3 1 11 4 85.16 1.19 1.1393 -2 4 14 4 86.51 3.92 1.1250 -2 6 10 4 87.65 1.93 1.1133 4 0 8 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.