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 = 300 C _database_code_amcsd 0008459 CELL PARAMETERS: 4.8106 10.3863 6.0682 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 303.194 Density (g/cm3): 3.773 MAX. ABS. INTENSITY / VOLUME**2: 13.49578970 RIR: 1.165 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 17.07 14.57 5.1932 0 2 0 2 20.34 3.39 4.3651 1 1 0 4 22.53 25.65 3.9456 0 2 1 4 23.60 11.74 3.7697 1 0 1 4 25.13 38.62 3.5435 1 1 1 8 25.24 8.92 3.5291 1 2 0 4 29.27 3.66 3.0507 1 2 1 8 29.44 8.45 3.0341 0 0 2 2 31.85 83.45 2.8100 1 3 0 4 34.23 16.64 2.6197 0 2 2 4 34.54 4.47 2.5966 0 4 0 2 35.20 68.24 2.5499 1 3 1 8 36.05 100.00 2.4914 1 1 2 8 37.39 7.55 2.4053 2 0 0 2 37.68 11.77 2.3872 0 4 1 4 38.42 6.77 2.3433 2 1 0 4 39.15 20.17 2.3007 1 2 2 8 39.44 15.92 2.2850 1 4 0 4 41.30 11.18 2.1860 2 1 1 8 43.92 5.74 2.0617 1 3 2 8 45.94 1.63 1.9754 2 3 0 4 46.01 2.60 1.9728 0 4 2 4 47.69 4.31 1.9071 1 5 0 4 49.68 6.99 1.8353 1 1 3 8 50.14 5.73 1.8193 1 5 1 8 51.58 69.63 1.7718 2 2 2 8 51.81 20.54 1.7646 2 4 0 4 52.12 2.69 1.7549 1 2 3 8 54.13 11.46 1.6944 2 4 1 8 55.18 12.93 1.6646 0 6 1 4 55.51 1.61 1.6554 2 3 2 8 56.02 15.98 1.6417 1 3 3 8 57.04 10.54 1.6146 1 5 2 8 57.78 7.25 1.5957 0 4 3 4 58.22 4.04 1.5848 3 1 0 4 60.37 4.80 1.5333 3 1 1 8 60.42 1.48 1.5322 3 2 0 4 60.46 2.07 1.5312 2 1 3 8 60.72 4.17 1.5254 2 4 2 8 60.87 3.06 1.5219 2 5 1 8 61.08 22.53 1.5171 0 0 4 2 61.69 28.45 1.5036 0 6 2 4 63.99 4.56 1.4550 3 3 0 4 65.88 11.15 1.4178 1 7 0 4 66.03 6.76 1.4149 3 3 1 8 66.57 8.55 1.4047 3 1 2 8 67.50 1.39 1.3876 1 5 3 8 68.56 2.07 1.3688 2 6 1 8 68.62 9.92 1.3677 3 2 2 8 68.81 3.15 1.3643 3 4 0 4 70.55 11.16 1.3349 1 3 4 8 70.78 2.94 1.3311 3 4 1 8 70.87 1.81 1.3297 2 4 3 8 71.77 4.57 1.3152 0 6 3 4 72.11 1.28 1.3099 0 4 4 4 73.85 3.70 1.2832 2 0 4 4 74.41 3.25 1.2750 2 6 2 8 74.51 1.02 1.2735 2 1 4 8 75.18 1.09 1.2639 1 4 4 8 75.69 1.29 1.2566 3 0 3 4 76.34 1.04 1.2475 3 1 3 8 76.79 1.81 1.2413 2 5 3 8 79.74 4.10 1.2026 4 0 0 2 80.98 1.69 1.1872 1 5 4 8 81.43 1.00 1.1818 0 2 5 4 81.49 3.26 1.1812 3 3 3 8 82.35 6.15 1.1710 3 5 2 8 82.79 1.85 1.1659 2 7 2 8 83.44 1.35 1.1585 1 8 2 8 83.75 1.67 1.1549 3 6 1 8 83.84 1.32 1.1539 2 6 3 8 84.16 5.63 1.1504 2 4 4 8 84.87 2.66 1.1425 2 8 0 4 85.93 2.47 1.1311 3 4 3 8 86.73 1.34 1.1228 2 8 1 8 87.57 3.93 1.1142 1 3 5 8 87.82 1.63 1.1116 4 1 2 8 89.41 1.42 1.0959 3 1 4 8 89.71 4.19 1.0930 4 2 2 8 89.89 2.18 1.0913 4 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.