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 III Locality: hypothetical _database_code_amcsd 0000282 CELL PARAMETERS: 10.0300 5.7700 4.5200 90.000 90.000 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 261.586 Density (g/cm3): 3.572 MAX. ABS. INTENSITY / VOLUME**2: 13.62842389 RIR: 1.242 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 17.69 14.26 5.0150 2 0 0 2 17.73 26.32 5.0015 1 1 0 4 19.64 13.76 4.5200 0 0 1 2 26.55 15.00 3.3575 2 0 1 2 26.55 1.98 3.3575 -2 0 1 2 26.58 4.94 3.3535 1 1 1 4 26.58 31.14 3.3535 -1 1 1 4 30.91 17.86 2.8928 3 1 0 4 31.00 8.95 2.8850 0 2 0 2 36.89 4.23 2.4365 -3 1 1 4 36.89 3.97 2.4365 3 1 1 4 36.96 3.88 2.4319 0 2 1 4 39.89 1.11 2.2600 0 0 2 2 41.17 43.15 2.1927 4 0 1 2 41.17 4.94 2.1927 -4 0 1 2 41.26 9.56 2.1882 2 2 1 4 41.26 90.44 2.1882 -2 2 1 4 43.94 1.23 2.0604 2 0 2 2 43.94 3.15 2.0604 -2 0 2 2 43.96 6.30 2.0595 1 1 2 4 43.96 2.48 2.0595 -1 1 2 4 52.36 2.99 1.7474 5 1 1 4 52.41 2.82 1.7457 -4 2 1 4 52.51 2.69 1.7429 -1 3 1 4 54.67 14.06 1.6788 4 0 2 2 54.67 9.81 1.6788 -4 0 2 2 54.75 20.08 1.6767 2 2 2 4 54.75 26.81 1.6767 -2 2 2 4 54.92 1.49 1.6717 6 0 0 2 55.09 2.91 1.6672 3 3 0 4 59.06 1.81 1.5641 -3 3 1 4 61.55 13.69 1.5067 0 0 3 2 64.14 1.16 1.4520 -5 1 2 4 64.19 1.38 1.4510 4 2 2 4 64.19 1.18 1.4510 -4 2 2 4 64.27 1.11 1.4493 1 3 2 4 64.27 1.14 1.4493 -1 3 2 4 64.42 35.06 1.4464 6 2 0 4 64.60 1.08 1.4426 1 1 3 4 64.61 17.27 1.4425 0 4 0 2 68.06 1.17 1.3776 6 2 1 4 70.47 1.17 1.3363 -3 1 3 4 70.47 1.35 1.3363 3 1 3 4 70.51 1.19 1.3355 0 2 3 4 70.90 1.30 1.3291 -7 1 1 4 71.03 1.49 1.3271 5 3 1 4 71.14 1.34 1.3254 2 4 1 4 73.30 3.10 1.2915 -4 0 3 2 73.36 5.85 1.2905 2 2 3 4 79.30 3.65 1.2081 -8 0 1 2 79.30 1.03 1.2081 8 0 1 2 79.54 2.14 1.2051 -4 4 1 4 79.54 6.19 1.2051 4 4 1 4 86.04 1.16 1.1300 0 0 4 2 89.36 2.44 1.0963 -8 0 2 2 89.36 1.43 1.0963 8 0 2 2 89.60 5.27 1.0941 4 4 2 4 89.60 2.53 1.0941 -4 4 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.