Forsterite Redfern S A T, Artioli G, Rinaldi R, Henderson C M B, Knight K S, Wood B J Physics and Chemistry of Minerals 27 (2000) 630-637 Octahedral cation ordering in olivine at high temperature. II: an in situ neutron powder diffraction study on synthetic MgFeSiO4 (Fa50) Sample: T = 100 C _database_code_amcsd 0008457 CELL PARAMETERS: 4.8025 10.3648 6.0529 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 301.295 Density (g/cm3): 3.796 MAX. ABS. INTENSITY / VOLUME**2: 13.89966163 RIR: 1.192 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 17.11 14.75 5.1824 0 2 0 2 20.38 3.66 4.3575 1 1 0 4 22.59 24.80 3.9366 0 2 1 4 23.65 11.26 3.7622 1 0 1 4 25.18 37.63 3.5364 1 1 1 8 25.28 8.66 3.5225 1 2 0 4 29.34 3.49 3.0445 1 2 1 8 29.51 8.07 3.0264 0 0 2 2 31.91 83.47 2.8046 1 3 0 4 34.31 16.61 2.6134 0 2 2 4 34.62 4.53 2.5912 0 4 0 2 35.27 67.13 2.5447 1 3 1 8 36.14 100.00 2.4857 1 1 2 8 37.45 7.60 2.4012 2 0 0 2 37.77 11.66 2.3821 0 4 1 4 38.48 6.86 2.3393 2 1 0 4 39.25 20.11 2.2956 1 2 2 8 39.52 16.31 2.2804 1 4 0 4 41.38 11.09 2.1820 2 1 1 8 44.02 5.88 2.0571 1 3 2 8 46.03 1.56 1.9718 2 3 0 4 46.12 2.79 1.9683 0 4 2 4 47.79 4.45 1.9032 1 5 0 4 49.80 7.01 1.8309 1 1 3 8 50.25 5.84 1.8156 1 5 1 8 51.70 71.03 1.7682 2 2 2 8 51.92 20.88 1.7613 2 4 0 4 52.25 2.67 1.7508 1 2 3 8 54.24 11.47 1.6911 2 4 1 8 55.30 12.94 1.6611 0 6 1 4 55.63 1.57 1.6521 2 3 2 8 56.16 16.11 1.6378 1 3 3 8 57.17 10.91 1.6111 1 5 2 8 57.93 7.32 1.5920 0 4 3 4 58.32 4.17 1.5821 3 1 0 4 60.48 4.86 1.5307 3 1 1 8 60.53 1.54 1.5295 3 2 0 4 60.61 2.10 1.5279 2 1 3 8 60.85 4.32 1.5223 2 4 2 8 61.00 3.19 1.5189 2 5 1 8 61.25 23.12 1.5132 0 0 4 2 61.84 29.46 1.5003 0 6 2 4 64.11 4.77 1.4525 3 3 0 4 66.03 11.57 1.4150 1 7 0 4 66.16 7.03 1.4124 3 3 1 8 66.71 8.98 1.4021 3 1 2 8 67.67 1.47 1.3845 1 5 3 8 68.71 2.23 1.3661 2 6 1 8 68.77 10.26 1.3651 3 2 2 8 68.95 3.22 1.3619 3 4 0 4 70.74 11.77 1.3317 1 3 4 8 70.93 3.04 1.3287 3 4 1 8 71.04 1.87 1.3268 2 4 3 8 71.96 4.73 1.3122 0 6 3 4 72.31 1.37 1.3067 0 4 4 4 74.05 3.91 1.2802 2 0 4 4 74.59 3.38 1.2724 2 6 2 8 74.71 1.09 1.2706 2 1 4 8 75.38 1.20 1.2609 1 4 4 8 75.87 1.29 1.2541 3 0 3 4 76.52 1.10 1.2450 3 1 3 8 76.98 1.93 1.2386 2 5 3 8 79.90 4.38 1.2006 4 0 0 2 81.21 1.81 1.1845 1 5 4 8 81.68 1.02 1.1788 0 2 5 4 81.69 3.47 1.1788 3 3 3 8 82.54 6.67 1.1687 3 5 2 8 83.00 1.94 1.1635 2 7 2 8 83.65 1.36 1.1560 1 8 2 8 83.95 1.69 1.1527 3 6 1 8 84.06 1.43 1.1515 2 6 3 8 84.39 6.11 1.1478 2 4 4 8 85.08 2.97 1.1402 2 8 0 4 86.15 2.59 1.1288 3 4 3 8 86.95 1.44 1.1205 2 8 1 8 87.83 4.16 1.1115 1 3 5 8 88.02 1.78 1.1096 4 1 2 8 89.65 1.56 1.0935 3 1 4 8 89.92 4.58 1.0910 4 2 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.