Phengite-2M1 Ivaldi G, Ferraris G, Curetti N, Compagnoni R European Journal of Mineralogy 13 (2001) 1025-1034 Coexisting 3T and 2M_1 polytypes of phengite from Cima Pal (Val Savenca, western Alps): Chemical and polytypic zoning and structural characterisation Sample: 2M1G Locality: Cima Pal, Val Savenca, western Alps _database_code_amcsd 0006915 CELL PARAMETERS: 5.2250 9.0570 19.9560 90.000 95.730 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 939.656 Density (g/cm3): 2.873 MAX. ABS. INTENSITY / VOLUME**2: 3.811870353 RIR: 0.432 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.91 100.00 9.9281 0 0 2 2 17.87 19.13 4.9641 0 0 4 2 19.60 6.13 4.5285 0 2 0 2 19.69 32.24 4.5089 1 1 0 4 19.81 88.14 4.4815 -1 1 1 4 20.11 12.87 4.4151 0 2 1 4 20.57 20.19 4.3169 1 1 1 4 21.57 22.08 4.1201 0 2 2 4 22.35 8.09 3.9777 1 1 2 4 22.88 55.58 3.8862 -1 1 3 4 23.81 52.13 3.7374 0 2 3 4 24.84 2.29 3.5847 1 1 3 4 25.51 75.47 3.4915 -1 1 4 4 26.64 57.01 3.3455 0 2 4 4 26.94 64.62 3.3094 0 0 6 2 27.86 77.79 3.2024 1 1 4 4 28.64 7.40 3.1170 -1 1 5 4 29.93 81.70 2.9858 0 2 5 4 31.28 53.85 2.8598 1 1 5 4 32.14 43.58 2.7854 -1 1 6 4 34.35 3.56 2.6107 1 3 0 4 34.42 43.40 2.6054 -1 3 1 4 34.50 21.06 2.5994 2 0 0 2 34.79 48.14 2.5786 -2 0 2 2 34.89 84.47 2.5718 1 3 1 4 34.99 14.02 2.5641 1 1 6 4 35.91 10.60 2.5006 -1 1 7 4 36.19 7.28 2.4820 0 0 8 2 36.35 10.52 2.4713 -1 3 3 4 36.60 5.66 2.4553 2 0 2 2 37.41 4.82 2.4039 0 2 7 4 37.42 27.20 2.4036 -2 0 4 2 37.67 60.57 2.3881 1 3 3 4 39.81 3.11 2.2643 0 4 0 2 39.85 12.77 2.2621 -2 2 1 4 39.99 2.59 2.2544 2 2 0 4 40.08 6.70 2.2497 0 4 1 4 40.25 1.97 2.2408 -2 2 2 4 40.38 6.62 2.2335 -1 3 5 4 40.67 12.40 2.2186 2 2 1 4 40.76 2.33 2.2138 2 0 4 2 40.88 5.20 2.2076 0 4 2 4 41.17 12.54 2.1928 -2 2 3 4 41.85 5.21 2.1585 2 2 2 4 42.00 20.20 2.1512 -2 0 6 2 42.18 5.26 2.1424 0 4 3 4 42.38 42.07 2.1330 1 3 5 4 43.51 4.84 2.0798 2 2 3 4 43.95 8.51 2.0601 0 4 4 4 44.11 1.29 2.0532 -1 1 9 4 44.46 2.11 2.0378 -2 2 5 4 45.61 1.59 1.9889 2 2 4 4 45.69 27.69 1.9856 0 0 10 2 46.05 20.97 1.9708 -1 3 7 4 46.53 11.34 1.9518 2 0 6 2 46.75 2.65 1.9431 -2 2 6 4 48.09 1.36 1.8920 -2 0 8 2 48.56 1.48 1.8747 1 3 7 4 48.73 4.46 1.8687 0 4 6 4 49.38 1.45 1.8456 -1 3 8 4 49.41 1.25 1.8444 -2 2 7 4 50.17 1.35 1.8185 0 2 10 4 51.65 1.98 1.7696 0 4 7 4 52.41 5.30 1.7457 -2 2 8 4 52.98 7.55 1.7284 -1 3 9 4 52.98 1.23 1.7282 -1 1 11 4 53.53 2.87 1.7118 2 0 8 2 53.57 1.51 1.7107 -2 4 1 4 53.58 1.65 1.7105 1 5 0 4 53.63 1.59 1.7090 -1 5 1 4 53.68 4.39 1.7074 2 4 0 4 53.95 1.81 1.6995 1 5 1 4 54.11 2.89 1.6949 2 2 7 4 54.32 3.64 1.6889 -3 1 3 4 54.63 1.56 1.6801 -2 4 3 4 55.18 6.90 1.6645 2 4 2 4 55.31 1.32 1.6608 -3 1 4 4 55.35 21.71 1.6599 -2 0 10 2 55.68 4.72 1.6509 3 1 2 4 55.71 1.74 1.6498 -2 2 9 4 55.78 3.22 1.6481 -2 4 4 4 55.89 43.24 1.6450 1 3 9 4 55.96 2.07 1.6431 1 5 3 4 56.31 9.12 1.6338 -1 5 4 4 56.54 2.95 1.6276 2 4 3 4 56.71 9.79 1.6231 -3 1 5 4 57.19 4.32 1.6108 3 1 3 4 57.33 6.48 1.6072 -2 4 5 4 57.56 3.91 1.6012 2 2 8 4 57.57 6.53 1.6011 1 5 4 4 58.50 4.78 1.5779 -3 1 6 4 59.08 6.92 1.5637 3 1 4 4 59.25 5.58 1.5596 -2 4 6 4 59.29 2.43 1.5585 -2 2 10 4 59.47 1.32 1.5542 0 2 12 4 59.54 3.07 1.5526 1 5 5 4 60.06 5.14 1.5403 -1 5 6 4 60.40 3.27 1.5325 2 4 5 4 60.91 20.75 1.5209 -1 3 11 4 61.33 1.99 1.5116 1 1 12 4 61.42 19.70 1.5095 0 6 0 2 61.47 41.63 1.5085 -3 3 1 4 61.53 1.18 1.5071 -2 4 7 4 61.53 8.35 1.5070 2 0 10 2 61.62 1.39 1.5052 0 6 1 4 61.87 2.97 1.4996 1 5 6 4 62.14 2.89 1.4938 -3 3 3 4 62.21 3.75 1.4923 0 6 2 4 62.36 4.56 1.4890 3 3 1 4 62.86 3.76 1.4783 2 4 6 4 63.13 1.56 1.4727 -2 2 11 4 63.57 1.86 1.4636 -2 0 12 2 64.18 4.22 1.4511 1 3 11 4 64.37 2.71 1.4473 0 2 13 4 64.54 1.44 1.4440 1 5 7 4 65.25 4.57 1.4299 2 2 10 4 65.85 2.21 1.4183 0 0 14 2 65.95 1.60 1.4165 -3 1 9 4 66.21 2.27 1.4115 0 4 11 4 66.29 1.72 1.4100 1 1 13 4 67.49 1.35 1.3878 -1 1 14 4 69.47 5.54 1.3531 2 2 11 4 69.76 23.63 1.3481 -1 3 13 4 70.44 11.35 1.3367 2 0 12 2 70.49 8.39 1.3360 0 4 12 4 71.43 1.03 1.3206 1 1 14 4 71.55 6.35 1.3186 -2 2 13 4 72.30 2.56 1.3069 -2 6 1 4 72.38 5.25 1.3056 -4 0 2 2 72.40 7.93 1.3054 2 6 0 4 72.57 15.08 1.3027 -2 6 2 4 72.68 1.53 1.3010 -1 1 15 4 72.76 7.26 1.2997 4 0 0 2 73.04 7.86 1.2954 -3 3 9 4 73.37 2.28 1.2905 1 3 13 4 73.42 6.54 1.2897 0 6 8 4 73.87 8.51 1.2829 3 3 7 4 74.18 8.08 1.2783 -2 6 4 4 74.58 4.97 1.2725 4 0 2 2 75.01 3.61 1.2662 0 4 13 4 75.80 3.85 1.2550 -1 7 1 4 75.83 1.51 1.2545 -4 2 2 4 75.94 3.51 1.2531 -4 0 6 2 76.14 2.45 1.2503 -2 2 14 4 76.21 1.37 1.2493 4 2 0 4 76.36 6.18 1.2472 2 6 4 4 76.38 2.41 1.2469 -3 5 3 4 76.46 1.12 1.2458 0 6 9 4 76.81 4.11 1.2410 0 0 16 2 76.95 2.16 1.2390 -1 7 3 4 77.52 2.38 1.2314 3 5 2 4 77.76 2.04 1.2281 1 7 3 4 77.93 3.57 1.2259 -4 2 5 4 78.40 1.52 1.2197 -3 5 5 4 78.65 3.86 1.2165 2 2 13 4 79.13 1.72 1.2103 1 7 4 4 79.35 2.20 1.2076 -3 3 11 4 79.42 1.91 1.2067 4 2 3 4 79.53 1.14 1.2053 -1 3 15 4 79.81 1.29 1.2017 0 6 10 4 79.93 2.12 1.2002 -3 5 6 4 80.28 1.03 1.1959 2 0 14 2 80.36 1.55 1.1949 3 3 9 4 80.44 2.90 1.1939 3 5 4 4 80.84 1.77 1.1889 1 7 5 4 80.98 1.82 1.1873 -2 2 15 4 81.08 1.60 1.1861 -4 2 7 4 81.18 1.60 1.1849 4 2 4 4 81.43 2.30 1.1819 3 1 11 4 81.59 1.23 1.1800 -2 6 8 4 83.43 2.08 1.1585 -1 7 7 4 84.53 1.01 1.1463 -3 1 14 4 86.23 2.91 1.1279 -2 4 14 4 86.30 1.59 1.1272 4 4 0 4 86.96 1.21 1.1204 -4 4 4 4 87.31 10.39 1.1168 -2 6 10 4 87.99 1.14 1.1099 -1 5 14 4 88.29 5.33 1.1069 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.