Mg2SiO4 Baur W H American Mineralogist 57 (1972) 709-731 Computer-simulated crystal structures of observed and hypothetical Mg2SiO4 polymorphs of low and high density Model II Locality: hypothetical _database_code_amcsd 0000281 CELL PARAMETERS: 10.0500 5.7500 4.8700 90.000 90.000 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 281.425 Density (g/cm3): 3.320 MAX. ABS. INTENSITY / VOLUME**2: 7.184101984 RIR: 0.705 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 17.65 31.43 5.0250 2 0 0 2 17.77 60.20 4.9909 1 1 0 4 18.22 5.06 4.8700 0 0 1 2 25.47 28.86 3.4971 -2 0 1 2 25.56 58.92 3.4856 1 1 1 4 25.56 1.07 3.4856 -1 1 1 4 30.89 31.45 2.8946 3 1 0 4 31.11 15.32 2.8750 0 2 0 2 36.10 50.95 2.4882 -3 1 1 4 36.10 49.05 2.4882 3 1 1 4 36.29 50.57 2.4758 0 2 1 4 40.40 49.14 2.2329 4 0 1 2 40.62 98.85 2.2209 -2 2 1 4 41.20 4.77 2.1913 2 0 2 2 41.20 5.05 2.1913 -2 0 2 2 41.25 11.07 2.1884 1 1 2 4 41.25 10.19 2.1884 -1 1 2 4 51.70 4.52 1.7680 -5 1 1 4 51.85 4.62 1.7635 4 2 1 4 52.08 4.56 1.7561 1 3 1 4 52.32 24.66 1.7486 4 0 2 2 52.32 13.97 1.7486 -4 0 2 2 52.51 26.92 1.7428 2 2 2 4 52.51 47.44 1.7428 -2 2 2 4 54.81 2.35 1.6750 6 0 0 2 55.21 4.52 1.6636 3 3 0 4 56.71 8.82 1.6233 0 0 3 2 58.25 2.91 1.5839 -6 0 1 2 58.25 9.09 1.5839 6 0 1 2 58.64 17.53 1.5743 -3 3 1 4 58.64 5.50 1.5743 3 3 1 4 59.88 6.27 1.5447 -2 0 3 2 59.92 12.45 1.5437 1 1 3 4 62.01 4.90 1.4967 5 1 2 4 62.13 4.69 1.4940 -4 2 2 4 62.34 4.78 1.4894 -1 3 2 4 64.37 55.13 1.4473 6 2 0 4 64.86 26.88 1.4375 0 4 0 2 67.21 1.18 1.3929 7 1 0 4 67.53 1.12 1.3871 5 3 0 4 67.81 1.14 1.3821 2 4 0 4 68.86 6.95 1.3635 -4 0 3 2 68.86 3.55 1.3635 4 0 3 2 69.02 13.83 1.3607 2 2 3 4 69.02 7.18 1.3607 -2 2 3 4 70.29 1.93 1.3392 7 1 1 4 70.60 1.77 1.3341 -5 3 1 4 70.88 1.79 1.3296 -2 4 1 4 77.36 5.46 1.2335 -5 1 3 4 77.48 5.46 1.2320 4 2 3 4 77.67 5.47 1.2294 1 3 3 4 78.57 3.37 1.2175 0 0 4 2 78.66 3.22 1.2164 -8 0 1 2 79.23 1.29 1.2091 7 1 2 4 79.23 1.16 1.2091 -7 1 2 4 79.26 6.00 1.2087 4 4 1 4 79.53 1.13 1.2053 -5 3 2 4 79.53 1.16 1.2053 5 3 2 4 79.79 1.11 1.2020 2 4 2 4 79.79 1.11 1.2020 -2 4 2 4 83.14 1.07 1.1619 3 3 3 4 84.09 1.13 1.1512 8 2 0 4 84.27 1.05 1.1491 7 3 0 4 84.87 1.03 1.1425 1 5 0 4 86.97 1.39 1.1203 -8 2 1 4 87.15 1.50 1.1184 7 3 1 4 87.34 3.79 1.1164 -8 0 2 2 87.34 1.34 1.1164 8 0 2 2 87.75 1.43 1.1123 1 5 1 4 87.94 2.79 1.1104 -4 4 2 4 87.94 7.80 1.1104 4 4 2 4 89.38 1.31 1.0962 9 1 0 4 89.44 3.61 1.0956 4 0 4 2 89.59 7.38 1.0942 -2 2 4 4 89.94 1.29 1.0909 6 4 0 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.