Pigeonite Nestola F, Tribaudino M, Ballaran T B American Mineralogist 89 (2004) 189-196 High pressure behavior, transformation and crystal structure of synthetic iron-free pigeonite Sample: P = 0 GPa _database_code_amcsd 0003197 CELL PARAMETERS: 9.6460 8.8420 5.2010 90.000 108.350 90.000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 421.037 Density (g/cm3): 3.204 MAX. ABS. INTENSITY / VOLUME**2: 8.758909591 RIR: 0.890 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.08 7.37 4.4210 0 2 0 2 20.61 5.89 4.3103 0 1 1 4 25.14 1.93 3.5425 1 1 1 4 26.77 2.52 3.3297 -1 2 1 4 27.08 35.97 3.2934 0 2 1 4 28.06 34.11 3.1801 2 2 0 4 29.91 100.00 2.9873 -2 2 1 4 30.72 1.85 2.9104 1 2 1 4 30.90 26.93 2.8940 -3 1 1 4 31.00 57.94 2.8848 3 1 0 4 31.90 1.43 2.8055 1 3 0 4 35.24 23.76 2.5470 -1 3 1 4 35.47 7.99 2.5308 -2 0 2 2 35.47 6.52 2.5306 0 3 1 4 36.40 41.39 2.4683 0 0 2 2 36.82 22.17 2.4413 2 2 1 4 37.74 8.18 2.3836 -2 3 1 4 40.65 8.09 2.2195 3 1 1 4 40.75 6.81 2.2144 1 0 2 2 42.06 7.68 2.1481 1 1 2 4 42.57 28.82 2.1237 -3 3 1 4 42.65 1.74 2.1201 3 3 0 4 43.13 4.63 2.0973 -4 2 1 4 44.29 1.65 2.0451 -3 2 2 4 44.73 8.84 2.0262 -4 0 2 2 44.74 1.36 2.0257 -1 4 1 4 44.93 8.79 2.0175 0 4 1 4 45.57 3.37 1.9906 2 4 0 4 45.95 2.96 1.9750 -4 1 2 4 46.81 6.94 1.9406 -2 4 1 4 47.00 6.13 1.9332 2 0 2 2 49.18 2.16 1.8528 -4 3 1 4 50.93 5.05 1.7931 5 1 0 4 50.95 1.16 1.7924 -3 4 1 4 51.60 7.06 1.7712 2 2 2 4 51.78 1.72 1.7656 -5 2 1 4 51.82 3.33 1.7643 2 4 1 4 52.72 7.21 1.7363 1 5 0 4 53.32 1.70 1.7180 4 2 1 4 55.17 2.59 1.6648 -2 4 2 4 55.17 1.42 1.6648 0 5 1 4 55.44 2.26 1.6573 -3 1 3 4 55.76 6.35 1.6487 3 1 2 4 55.83 2.60 1.6467 0 4 2 4 57.12 17.95 1.6125 -2 2 3 4 57.13 22.22 1.6122 -5 3 1 4 57.61 1.11 1.6000 -1 2 3 4 58.00 1.98 1.5900 4 4 0 4 58.58 1.03 1.5757 4 3 1 4 60.45 2.29 1.5314 -3 5 1 4 60.45 4.52 1.5313 -6 0 2 2 60.51 4.07 1.5301 3 5 0 4 60.69 4.06 1.5259 6 0 0 2 62.17 8.17 1.4931 -2 3 3 4 62.63 9.85 1.4832 -1 3 3 4 63.08 13.70 1.4737 0 6 0 2 63.54 3.03 1.4642 4 0 2 2 63.92 1.30 1.4565 -5 1 3 4 63.98 1.07 1.4552 2 4 2 4 64.39 2.03 1.4470 -6 2 2 4 64.86 2.96 1.4375 0 5 2 4 66.64 2.87 1.4035 -3 5 2 4 66.79 1.57 1.4006 -5 2 3 4 66.81 1.01 1.4003 3 5 1 4 67.85 26.30 1.3814 5 3 1 4 68.88 4.84 1.3632 -2 4 3 4 68.88 3.53 1.3632 1 3 3 4 69.87 1.05 1.3462 2 2 3 4 70.01 2.94 1.3439 -7 0 2 2 70.93 7.16 1.3287 -7 1 2 4 71.45 2.59 1.3202 -5 3 3 4 71.47 1.83 1.3199 0 4 3 4 73.10 2.76 1.2945 -3 0 4 2 73.14 1.97 1.2939 7 1 0 4 73.73 1.81 1.2850 -2 1 4 4 74.36 2.49 1.2757 5 1 2 4 74.51 2.53 1.2735 -2 6 2 4 74.61 1.32 1.2720 5 5 0 4 75.07 2.95 1.2654 -4 0 4 2 75.07 8.23 1.2653 0 6 2 4 76.38 2.06 1.2469 -7 3 1 4 78.21 1.52 1.2223 0 1 4 4 78.33 1.47 1.2207 -3 5 3 4 78.59 5.72 1.2173 3 5 2 4 80.61 1.52 1.1918 -4 6 2 4 81.52 1.27 1.1808 3 3 3 4 82.22 1.13 1.1725 -5 2 4 4 82.26 1.00 1.1720 2 6 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.