Forsterite Kudoh Y, Takeuchi Y Zeitschrift fur Kristallographie 171 (1985) 291-302 The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb Sample: P = 53 kbar _database_code_amcsd 0010930 CELL PARAMETERS: 4.7090 10.0100 5.8960 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 277.920 Density (g/cm3): 3.362 MAX. ABS. INTENSITY / VOLUME**2: 7.932072731 RIR: 0.768 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 17.72 22.45 5.0050 0 2 0 2 20.85 2.70 4.2611 1 1 0 4 23.31 64.06 3.8156 0 2 1 4 24.19 21.57 3.6795 1 0 1 4 25.80 14.54 3.4536 1 1 1 8 25.98 14.83 3.4296 1 2 0 4 30.15 6.39 2.9646 1 2 1 8 30.32 17.50 2.9480 0 0 2 2 32.90 61.85 2.7225 1 3 0 4 36.35 79.10 2.4717 1 3 1 8 37.08 100.00 2.4243 1 1 2 8 39.10 12.82 2.3036 0 4 1 4 39.31 9.89 2.2920 2 1 0 4 40.34 44.03 2.2356 1 2 2 8 40.84 29.58 2.2098 1 4 0 4 42.31 20.17 2.1362 2 1 1 8 45.34 4.55 2.0001 1 3 2 8 47.25 3.46 1.9238 2 3 0 4 47.67 2.51 1.9078 0 4 2 4 49.47 6.71 1.8424 1 5 0 4 49.55 1.74 1.8397 2 0 2 4 51.19 3.39 1.7847 1 1 3 8 52.00 3.64 1.7585 1 5 1 8 53.03 67.60 1.7268 2 2 2 8 53.43 19.63 1.7148 2 4 0 4 53.76 4.50 1.7052 1 2 3 8 55.83 14.05 1.6466 2 4 1 8 57.18 3.41 1.6111 2 3 2 8 57.40 13.57 1.6053 0 6 1 4 57.87 19.59 1.5935 1 3 3 8 58.71 1.25 1.5726 1 6 0 4 59.13 3.43 1.5624 1 5 2 8 59.62 3.33 1.5507 3 1 0 4 59.84 9.55 1.5457 0 4 3 4 61.09 1.86 1.5168 3 0 1 4 61.87 3.11 1.4997 3 1 1 8 61.96 2.67 1.4977 3 2 0 4 62.23 4.20 1.4919 2 1 3 8 62.68 5.44 1.4823 2 4 2 8 62.95 5.66 1.4766 2 5 1 8 63.07 29.91 1.4740 0 0 4 2 64.14 41.46 1.4520 0 6 2 4 64.16 1.24 1.4516 3 2 1 8 64.51 1.84 1.4446 2 2 3 8 65.74 3.20 1.4204 3 3 0 4 66.08 1.31 1.4140 0 2 4 4 67.88 8.00 1.3808 3 3 1 8 68.35 8.10 1.3724 3 1 2 8 68.58 11.00 1.3683 1 7 0 4 70.53 21.65 1.3353 3 2 2 8 70.87 7.90 1.3297 3 4 0 4 72.93 4.91 1.2972 3 4 1 8 72.99 9.47 1.2962 1 3 4 8 73.26 1.90 1.2921 2 4 3 8 74.62 4.81 1.2719 0 6 3 4 76.20 1.77 1.2494 2 0 4 4 76.80 1.02 1.2411 1 7 2 8 76.90 1.73 1.2397 2 1 4 8 77.19 1.34 1.2359 2 6 2 8 77.78 1.29 1.2279 1 6 3 8 77.89 2.89 1.2265 3 0 3 4 77.91 2.53 1.2262 1 4 4 8 78.99 1.65 1.2121 3 4 2 8 79.56 3.31 1.2049 2 5 3 8 81.82 5.40 1.1773 4 0 0 2 82.43 1.39 1.1700 2 3 4 8 84.08 4.12 1.1512 3 3 3 8 84.10 3.03 1.1510 1 5 4 8 84.39 2.60 1.1478 0 2 5 4 84.75 1.54 1.1439 1 0 5 4 85.17 4.65 1.1393 3 5 2 8 86.13 2.99 1.1290 2 7 2 8 86.77 3.80 1.1223 3 6 1 8 87.11 2.42 1.1188 1 8 2 8 87.21 5.68 1.1178 2 4 4 8 88.49 3.19 1.1049 2 8 0 4 88.85 4.66 1.1013 3 4 3 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.