Sepiolite Post J E, Bish D L, Heaney P J American Mineralogist 92 (2007) 91-97 Synchrotron powder X-ray diffraction study of the structure and dehydration behavior of sepiolite Sample: T = 742 K Locality: Durango, Mexico _database_code_amcsd 0004270 CELL PARAMETERS: 23.4460 11.3520 5.2782 90.000 89.060 90.000 SPACE GROUP: P2_1/n X-RAY WAVELENGTH: 1.541838 Cell Volume: 1404.651 Density (g/cm3): 2.638 MAX. ABS. INTENSITY / VOLUME**2: 6.841948941 RIR: 0.845 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.54 3.12 11.7214 2 0 0 2 8.65 100.00 10.2171 1 1 0 4 10.85 84.11 8.1546 2 1 0 4 13.76 1.06 6.4367 3 1 0 4 15.61 2.67 5.6760 0 2 0 2 16.07 2.91 5.5166 1 2 0 4 17.03 11.44 5.2076 4 1 0 4 17.28 1.32 5.1306 -1 0 1 2 17.36 24.23 5.1086 2 2 0 4 18.98 6.51 4.6753 -1 1 1 4 19.33 18.52 4.5924 3 2 0 4 20.15 15.75 4.4077 -2 1 1 4 20.15 29.47 4.4072 3 0 1 2 20.46 21.28 4.3406 -3 0 1 2 20.49 20.65 4.3335 5 1 0 4 21.80 2.43 4.0773 4 2 0 4 21.92 17.50 4.0543 -3 1 1 4 22.76 18.86 3.9071 6 0 0 2 23.01 6.62 3.8650 0 2 1 4 23.28 21.46 3.8209 1 2 1 4 23.37 2.06 3.8061 -1 2 1 4 23.82 4.37 3.7356 1 3 0 4 24.09 7.64 3.6944 6 1 0 4 24.16 7.65 3.6838 2 2 1 4 24.18 5.51 3.6801 -4 1 1 4 24.72 16.61 3.6010 2 3 0 4 25.20 1.24 3.5340 5 0 1 2 25.59 3.02 3.4810 3 2 1 4 25.84 1.75 3.4480 -3 2 1 4 26.17 4.26 3.4057 3 3 0 4 26.41 2.84 3.3743 5 1 1 4 26.82 1.37 3.3245 -5 1 1 4 27.49 2.26 3.2445 4 2 1 4 27.72 1.80 3.2184 6 2 0 4 27.77 1.87 3.2121 7 1 0 4 27.80 3.08 3.2088 -4 2 1 4 28.07 41.01 3.1790 4 3 0 4 29.04 10.17 3.0752 0 3 1 4 29.25 8.52 3.0528 1 3 1 4 29.29 1.26 3.0489 6 1 1 4 29.33 2.05 3.0453 -1 3 1 4 29.73 1.04 3.0047 -6 1 1 4 29.78 5.86 3.0000 5 2 1 4 30.14 7.94 2.9649 -5 2 1 4 30.35 10.46 2.9446 5 3 0 4 31.15 1.49 2.8710 3 3 1 4 31.52 3.98 2.8380 0 4 0 2 31.76 4.36 2.8174 1 4 0 4 32.46 2.33 2.7583 2 4 0 4 32.76 3.62 2.7339 4 3 1 4 32.87 9.32 2.7249 -7 1 1 4 33.60 1.20 2.6675 3 4 0 4 33.97 2.27 2.6387 0 0 2 2 34.44 3.48 2.6038 8 2 0 4 34.72 1.16 2.5834 2 0 2 2 34.73 14.90 2.5828 5 3 1 4 34.91 4.26 2.5702 0 1 2 4 34.98 1.28 2.5653 -2 0 2 2 35.05 1.85 2.5602 -5 3 1 4 35.06 8.55 2.5593 1 1 2 4 35.13 5.19 2.5543 4 4 0 4 35.19 4.26 2.5505 -1 1 2 4 35.64 12.18 2.5190 2 1 2 4 35.69 4.05 2.5158 8 1 1 4 35.93 1.50 2.4995 0 4 1 4 36.18 12.76 2.4827 -8 1 1 4 36.63 1.31 2.4532 3 1 2 4 37.03 6.81 2.4278 6 3 1 4 37.39 3.47 2.4053 -6 3 1 4 37.70 5.54 2.3861 3 4 1 4 37.88 3.47 2.3753 -3 4 1 4 38.28 7.01 2.3513 2 2 2 4 38.80 22.98 2.3207 -9 0 1 2 39.07 9.60 2.3056 4 4 1 4 39.13 2.73 2.3023 9 1 1 4 39.21 12.00 2.2975 3 2 2 4 39.55 3.08 2.2785 -3 2 2 4 39.60 1.48 2.2760 7 3 1 4 39.89 1.13 2.2598 1 5 0 4 40.51 6.69 2.2269 4 2 2 4 40.78 5.03 2.2128 5 4 1 4 41.72 1.49 2.1651 7 4 0 4 41.76 1.77 2.1632 6 1 2 4 42.40 1.55 2.1316 8 3 1 4 42.68 1.01 2.1186 -5 2 2 4 42.70 2.33 2.1177 10 1 1 4 43.54 3.05 2.0787 -3 3 2 4 44.83 2.16 2.0216 -4 3 2 4 45.06 4.81 2.0118 -3 5 1 4 45.49 2.30 1.9938 -10 2 1 4 46.25 8.20 1.9630 6 5 0 4 46.48 1.72 1.9536 12 0 0 2 46.93 1.65 1.9362 -11 1 1 4 49.06 6.13 1.8568 -11 2 1 4 49.54 2.90 1.8400 -8 2 2 4 51.43 2.96 1.7766 1 6 1 4 51.88 1.51 1.7622 2 6 1 4 52.58 3.28 1.7405 6 4 2 4 53.22 2.11 1.7210 0 5 2 4 54.38 1.27 1.6871 10 2 2 4 55.37 1.48 1.6593 -4 1 3 4 56.01 3.34 1.6419 -12 3 1 4 56.58 1.80 1.6267 -13 2 1 4 56.72 1.02 1.6229 -9 5 1 4 57.25 2.99 1.6092 12 4 0 4 58.09 1.27 1.5879 14 1 1 4 58.36 5.19 1.5813 6 5 2 4 58.65 2.98 1.5740 -5 2 3 4 59.10 1.72 1.5632 10 5 1 4 59.55 1.45 1.5525 6 2 3 4 59.69 2.59 1.5491 -13 3 1 4 59.77 5.72 1.5473 1 7 1 4 60.30 3.87 1.5349 -6 2 3 4 60.39 1.07 1.5328 -7 1 3 4 60.46 2.09 1.5313 14 3 0 4 60.70 1.21 1.5257 8 6 1 4 60.86 3.97 1.5220 13 4 0 4 61.34 5.19 1.5114 7 2 3 4 61.59 1.91 1.5059 8 1 3 4 61.70 1.03 1.5034 -5 3 3 4 62.20 1.16 1.4925 -7 2 3 4 62.74 1.12 1.4808 12 5 0 4 63.30 1.94 1.4692 -6 3 3 4 63.37 2.20 1.4676 8 2 3 4 64.63 1.26 1.4422 14 4 0 4 64.73 1.68 1.4402 11 4 2 4 65.44 1.53 1.4262 -6 6 2 4 65.82 2.12 1.4189 8 7 0 4 67.03 2.57 1.3962 14 4 1 4 67.24 4.22 1.3923 -7 6 2 4 68.58 1.86 1.3683 1 8 1 4 68.96 1.32 1.3617 2 8 1 4 69.28 1.38 1.3562 -8 6 2 4 70.86 2.67 1.3298 15 4 1 4 72.06 1.40 1.3106 0 1 4 4 72.27 3.36 1.3073 -1 1 4 4 72.59 1.01 1.3024 18 0 0 2 73.76 4.12 1.2846 -12 5 2 4 74.39 1.59 1.2752 15 3 2 4 75.48 1.73 1.2595 4 2 4 4 75.97 1.42 1.2526 11 6 2 4 81.96 1.09 1.1756 18 0 2 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.