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 = 1225 C _database_code_amcsd 0008473 CELL PARAMETERS: 4.8494 10.5023 6.1409 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 312.755 Density (g/cm3): 3.657 MAX. ABS. INTENSITY / VOLUME**2: 11.23049711 RIR: 1.000 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.88 7.54 5.2512 0 2 0 2 22.28 26.14 3.9910 0 2 1 4 23.37 9.54 3.8058 1 0 1 4 24.88 51.27 3.5781 1 1 1 8 24.99 11.82 3.5626 1 2 0 4 28.98 8.61 3.0816 1 2 1 8 29.08 14.19 3.0705 0 0 2 2 31.52 90.04 2.8384 1 3 0 4 33.82 16.53 2.6506 0 2 2 4 34.15 4.18 2.6256 0 4 0 2 34.82 75.84 2.5765 1 3 1 8 35.65 100.00 2.5185 1 1 2 8 37.08 6.74 2.4247 2 0 0 2 37.24 15.36 2.4142 0 4 1 4 38.09 12.51 2.3626 2 1 0 4 38.71 17.81 2.3258 1 2 2 8 39.01 17.72 2.3089 1 4 0 4 40.93 10.42 2.2050 2 1 1 8 43.42 3.91 2.0843 1 3 2 8 43.68 2.19 2.0722 2 2 1 8 45.45 2.55 1.9955 0 4 2 4 47.15 2.67 1.9274 1 5 0 4 48.63 1.92 1.8724 2 1 2 8 49.08 7.86 1.8562 1 1 3 8 49.57 3.99 1.8390 1 5 1 8 51.05 64.16 1.7891 2 2 2 8 51.29 18.48 1.7813 2 4 0 4 51.49 4.29 1.7749 1 2 3 8 53.57 12.32 1.7108 2 4 1 8 54.51 13.39 1.6833 0 6 1 4 55.33 15.21 1.6603 1 3 3 8 56.36 10.50 1.6324 1 5 2 8 57.05 8.44 1.6143 0 4 3 4 57.70 3.68 1.5977 3 1 0 4 59.78 1.60 1.5471 2 1 3 8 59.81 4.37 1.5462 3 1 1 8 59.87 2.05 1.5449 3 2 0 4 60.05 3.28 1.5408 2 4 2 8 60.21 4.27 1.5371 2 5 1 8 60.29 20.11 1.5352 0 0 4 2 60.92 23.74 1.5206 0 6 2 4 61.93 1.78 1.4982 3 2 1 8 63.38 3.64 1.4676 3 3 0 4 65.08 10.34 1.4333 1 7 0 4 65.38 4.38 1.4274 3 3 1 8 65.91 7.01 1.4173 3 1 2 8 67.77 1.48 1.3828 2 6 1 8 67.92 9.71 1.3801 3 2 2 8 68.12 2.02 1.3765 3 4 0 4 69.63 9.50 1.3504 1 3 4 8 70.02 1.47 1.3438 2 4 3 8 70.05 3.77 1.3432 3 4 1 8 70.83 4.15 1.3303 0 6 3 4 72.93 2.89 1.2971 2 0 4 4 73.51 2.17 1.2883 2 6 2 8 73.58 1.45 1.2873 2 1 4 8 75.83 2.24 1.2545 2 5 3 8 78.97 2.66 1.2124 4 0 0 2 79.88 1.21 1.2008 1 5 4 8 80.54 1.75 1.1927 3 3 3 8 81.40 4.98 1.1823 3 5 2 8 81.74 1.52 1.1782 2 7 2 8 82.32 1.21 1.1713 1 8 2 8 82.78 1.29 1.1659 3 6 1 8 83.05 3.97 1.1629 2 4 4 8 83.79 1.46 1.1544 2 8 0 4 84.89 2.55 1.1423 3 4 3 8 86.30 2.69 1.1272 1 3 5 8 86.88 2.00 1.1212 4 1 2 8 88.28 1.10 1.1070 3 1 4 8 88.73 2.59 1.1025 4 2 2 8 88.92 1.38 1.1007 4 4 0 4 89.02 2.60 1.0997 3 7 0 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.