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 = 149 kbar _database_code_amcsd 0010934 CELL PARAMETERS: 4.6510 9.7700 5.7440 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 261.009 Density (g/cm3): 3.580 MAX. ABS. INTENSITY / VOLUME**2: 8.950478392 RIR: 0.814 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.16 16.63 4.8850 0 2 0 2 21.16 4.62 4.1994 1 1 0 4 23.91 63.54 3.7212 0 2 1 4 24.63 23.68 3.6146 1 0 1 4 26.29 12.92 3.3901 1 1 1 8 26.46 13.21 3.3684 1 2 0 4 30.77 2.40 2.9057 1 2 1 8 31.14 18.12 2.8720 0 0 2 2 33.59 55.04 2.6677 1 3 0 4 37.16 71.86 2.4195 1 3 1 8 37.95 100.00 2.3706 1 1 2 8 39.85 7.30 2.2623 2 1 0 4 40.12 10.33 2.2477 0 4 1 4 41.31 31.20 2.1855 1 2 2 8 41.77 32.64 2.1624 1 4 0 4 42.97 19.60 2.1049 2 1 1 8 46.46 3.31 1.9546 1 3 2 8 48.08 1.52 1.8925 2 3 0 4 48.95 2.61 1.8606 0 4 2 4 50.50 1.97 1.8073 2 0 2 4 50.67 5.67 1.8015 1 5 0 4 52.53 3.26 1.7421 1 1 3 8 53.29 4.73 1.7189 1 5 1 8 54.11 63.74 1.6950 2 2 2 8 54.48 12.60 1.6842 2 4 0 4 55.18 4.83 1.6646 1 2 3 8 56.98 12.02 1.6162 2 4 1 8 58.40 2.06 1.5803 2 3 2 8 58.96 10.16 1.5666 0 6 1 4 59.42 17.47 1.5555 1 3 3 8 60.46 3.43 1.5312 3 1 0 4 60.68 2.46 1.5261 1 5 2 8 61.54 9.97 1.5069 0 4 3 4 62.00 1.66 1.4968 3 0 1 4 62.81 3.09 1.4795 3 1 1 8 62.89 2.03 1.4777 3 2 0 4 63.67 3.74 1.4615 2 1 3 8 64.10 3.76 1.4528 2 4 2 8 64.35 3.90 1.4477 2 5 1 8 64.94 22.84 1.4360 0 0 4 2 65.19 1.66 1.4311 3 2 1 8 65.95 32.46 1.4165 0 6 2 4 66.04 2.14 1.4148 2 2 3 8 66.83 3.29 1.3998 3 3 0 4 68.05 1.05 1.3777 0 2 4 4 69.06 8.00 1.3600 3 3 1 8 69.35 2.02 1.3551 1 6 2 8 69.58 4.89 1.3511 3 1 2 8 70.43 9.37 1.3368 1 7 0 4 71.85 16.13 1.3140 3 2 2 8 71.97 1.16 1.3120 1 5 3 8 72.17 6.83 1.3089 3 4 0 4 72.79 1.97 1.2993 2 6 1 8 74.32 3.82 1.2762 3 4 1 8 75.13 7.28 1.2644 1 3 4 8 76.85 4.68 1.2404 0 6 3 4 78.24 2.18 1.2218 2 0 4 4 78.97 1.03 1.2124 2 1 4 8 79.18 1.41 1.2097 2 6 2 8 79.56 2.94 1.2049 3 0 3 4 80.07 1.25 1.1985 1 6 3 8 80.25 1.87 1.1963 1 4 4 8 81.68 2.55 1.1788 2 5 3 8 83.06 4.49 1.1628 4 0 0 2 86.03 3.76 1.1300 3 3 3 8 86.71 2.17 1.1229 1 5 4 8 87.13 4.13 1.1186 3 5 2 8 87.16 2.01 1.1183 0 2 5 4 87.46 1.51 1.1153 1 0 5 4 88.51 2.63 1.1047 2 7 2 8 88.79 3.31 1.1020 3 6 1 8 89.50 1.18 1.0950 4 3 0 4 89.74 3.16 1.0927 2 4 4 8 89.77 1.67 1.0924 1 8 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.