Talc Gruner J W Zeitschrift fur Kristallographie 88 (1934) 412-419 The crystal structures of talc and pyrophyllite Note: talc 2M Locality: Harford County, Maryland, USA _database_code_amcsd 0010541 CELL PARAMETERS: 5.2600 9.1000 18.8100 90.000 100.000 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 886.681 Density (g/cm3): 2.826 MAX. ABS. INTENSITY / VOLUME**2: 9.896581293 RIR: 1.140 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.55 100.00 9.2621 0 0 2 2 19.16 10.53 4.6311 0 0 4 2 19.51 9.49 4.5500 0 2 0 2 19.58 23.74 4.5343 -1 1 1 4 20.10 36.42 4.4187 0 2 1 4 20.59 15.23 4.3129 -1 1 2 4 21.00 10.56 4.2304 1 1 1 4 21.76 2.02 4.0838 0 2 2 4 22.62 33.24 3.9310 -1 1 3 4 23.24 9.09 3.8281 1 1 2 4 24.30 1.35 3.6630 0 2 3 4 25.43 3.08 3.5030 -1 1 4 4 26.20 22.86 3.4015 1 1 3 4 27.48 3.42 3.2456 0 2 4 4 28.92 53.18 3.0874 0 0 6 2 29.69 2.75 3.0090 1 1 4 4 31.13 11.74 2.8729 0 2 5 4 34.26 4.83 2.6176 1 3 0 4 34.29 2.50 2.6149 -2 0 2 2 34.63 7.09 2.5900 2 0 0 2 34.79 15.33 2.5788 -1 3 2 4 35.13 1.96 2.5548 0 2 6 4 36.48 65.91 2.4630 1 3 2 4 36.70 34.76 2.4489 -2 0 4 2 36.70 5.04 2.4485 -1 1 7 4 39.93 1.45 2.2580 0 4 1 4 41.06 1.10 2.1985 -1 1 8 4 41.07 20.66 2.1976 1 3 4 4 41.12 1.55 2.1952 2 2 1 4 41.43 9.99 2.1793 -2 0 6 2 42.14 2.37 2.1444 1 1 7 4 42.34 1.27 2.1347 0 4 3 4 42.86 6.14 2.1098 2 0 4 2 43.31 13.48 2.0890 -1 3 6 4 44.89 2.24 2.0190 2 2 3 4 47.47 2.72 1.9154 1 3 6 4 47.94 1.14 1.8977 -2 0 8 2 49.01 3.55 1.8586 -2 2 7 4 49.19 2.98 1.8524 0 0 10 2 52.23 1.16 1.7515 -2 2 8 4 53.09 2.52 1.7251 0 4 7 4 53.25 1.29 1.7202 -2 4 1 4 53.29 1.08 1.7189 -1 5 1 4 53.39 1.60 1.7162 -3 1 1 4 53.52 1.86 1.7121 -3 1 3 4 54.47 1.99 1.6845 2 4 1 4 54.65 1.97 1.6795 -1 5 3 4 55.22 17.26 1.6634 1 3 8 4 55.77 8.53 1.6482 -2 0 10 2 55.79 1.72 1.6478 -2 2 9 4 56.44 1.84 1.6303 1 5 3 4 56.66 1.79 1.6245 -2 4 5 4 56.73 1.03 1.6228 0 4 8 4 57.63 1.36 1.5996 2 2 7 4 58.86 1.55 1.5689 3 1 3 4 59.50 1.27 1.5537 -3 1 7 4 59.92 1.16 1.5437 0 0 12 2 60.67 2.15 1.5263 0 4 9 4 61.05 18.06 1.5179 -3 3 2 4 61.10 8.98 1.5167 0 6 0 2 61.83 4.40 1.5006 3 3 0 4 62.00 4.30 1.4967 0 6 2 4 62.07 4.19 1.4952 -3 3 4 4 62.38 1.02 1.4885 2 4 5 4 64.08 4.12 1.4532 1 3 10 4 64.71 1.79 1.4406 -2 0 12 2 65.96 2.11 1.4162 2 2 9 4 67.02 8.02 1.3964 2 0 10 2 67.71 15.96 1.3839 -1 3 12 4 68.59 1.42 1.3683 3 3 4 4 68.99 1.40 1.3613 0 6 6 4 69.29 1.42 1.3561 -3 3 8 4 71.27 2.02 1.3232 0 0 14 2 71.98 1.39 1.3120 -2 6 2 4 72.18 4.96 1.3088 2 6 0 4 72.26 2.22 1.3074 -4 0 4 2 73.03 1.81 1.2956 -2 2 13 4 73.07 6.10 1.2950 4 0 0 2 73.44 10.88 1.2894 -2 6 4 4 73.97 2.21 1.2814 1 3 12 4 74.04 1.70 1.2804 2 6 2 4 74.34 1.52 1.2760 3 3 6 4 74.35 1.11 1.2759 -4 0 6 2 74.67 1.15 1.2711 -2 0 14 2 74.84 1.49 1.2687 0 6 8 4 75.24 1.45 1.2630 -3 3 10 4 77.25 1.53 1.2351 2 0 12 2 77.51 2.18 1.2315 2 6 4 4 78.01 2.66 1.2249 -1 3 14 4 79.34 1.21 1.2076 0 4 13 4 81.53 1.01 1.1806 3 3 8 4 82.13 1.06 1.1735 0 6 10 4 82.63 1.11 1.1677 -3 3 12 4 86.37 2.90 1.1265 4 0 6 2 87.38 4.61 1.1161 -2 6 10 4 89.11 1.22 1.0988 2 6 8 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.