FeMnSiO4 Redfern S A T, Henderson C M B, Knight K S, Wood B J European Journal of Mineralogy 9 (1997) 287-300 High-temperature order-disorder in (Fe0.5Mn0.5)2SiO4 and (Mg0.5Mn0.5)2SiO4 olivines: an in situ neutron diffraction study Sample: T = 450 C, Data collected on cooling _database_code_amcsd 0006675 CELL PARAMETERS: 4.8776 10.6325 6.2019 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 321.637 Density (g/cm3): 4.189 MAX. ABS. INTENSITY / VOLUME**2: 21.20938465 RIR: 1.649 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.68 11.88 5.3162 0 2 0 2 20.03 6.57 4.4334 1 1 0 4 22.02 5.79 4.0363 0 2 1 4 23.20 3.72 3.8339 1 0 1 4 24.68 51.63 3.6066 1 1 1 8 24.77 6.84 3.5941 1 2 0 4 28.71 4.66 3.1096 1 2 1 8 28.79 5.60 3.1010 0 0 2 2 31.19 97.38 2.8672 1 3 0 4 33.45 28.41 2.6786 0 2 2 4 33.72 7.09 2.6581 0 4 0 2 34.46 51.82 2.6025 1 3 1 8 35.32 100.00 2.5410 1 1 2 8 36.79 16.39 2.4432 0 4 1 4 36.86 12.96 2.4388 2 0 0 2 37.85 7.55 2.3771 2 1 0 4 38.34 9.42 2.3478 1 2 2 8 38.57 11.03 2.3340 1 4 0 4 40.65 5.18 2.2196 2 1 1 8 42.96 3.55 2.1052 1 3 2 8 43.35 2.93 2.0874 2 2 1 8 44.91 3.73 2.0181 0 4 2 4 46.59 1.78 1.9493 1 5 0 4 48.24 1.22 1.8866 2 1 2 8 48.59 8.64 1.8736 1 1 3 8 48.98 2.04 1.8596 1 5 1 8 50.62 59.45 1.8033 2 2 2 8 50.81 16.29 1.7970 2 4 0 4 50.96 2.56 1.7920 1 2 3 8 51.58 1.22 1.7721 0 6 0 2 53.06 12.44 1.7260 2 4 1 8 53.80 11.90 1.7039 0 6 1 4 54.74 11.56 1.6769 1 3 3 8 55.70 17.46 1.6503 1 5 2 8 56.38 7.94 1.6319 0 4 3 4 57.33 3.66 1.6072 3 1 0 4 59.41 4.56 1.5558 3 1 1 8 59.45 4.66 1.5548 2 4 2 8 59.45 1.46 1.5548 3 2 0 4 59.58 2.88 1.5518 2 5 1 8 59.63 17.52 1.5505 0 0 4 2 60.14 16.66 1.5386 0 6 2 4 61.49 1.50 1.5081 3 2 1 8 62.89 5.48 1.4778 3 3 0 4 64.22 11.49 1.4502 1 7 0 4 64.86 4.17 1.4375 3 3 1 8 65.40 8.41 1.4269 3 1 2 8 66.18 1.36 1.4121 1 7 1 8 67.00 2.75 1.3968 2 6 1 8 67.38 6.48 1.3899 3 2 2 8 68.84 12.23 1.3638 1 3 4 8 69.28 2.32 1.3563 2 4 3 8 69.44 2.40 1.3535 3 4 1 8 69.92 4.07 1.3454 0 6 3 4 70.29 1.60 1.3393 0 4 4 4 72.20 4.45 1.3084 2 0 4 4 72.66 2.28 1.3013 2 6 2 8 72.83 1.07 1.2986 2 1 4 8 74.98 1.64 1.2667 2 5 3 8 78.26 1.90 1.2216 0 8 2 4 78.43 3.05 1.2194 4 0 0 2 79.77 1.95 1.2022 3 3 3 8 80.57 6.81 1.1923 3 5 2 8 81.75 1.54 1.1781 2 6 3 8 81.90 1.03 1.1763 3 6 1 8 82.10 4.29 1.1739 2 4 4 8 84.03 1.80 1.1518 3 4 3 8 84.47 1.15 1.1469 2 8 1 8 85.25 2.57 1.1384 1 3 5 8 86.19 1.98 1.1284 4 1 2 8 87.40 1.21 1.1159 3 1 4 8 87.99 3.51 1.1099 3 7 0 4 88.00 3.77 1.1098 4 2 2 8 88.14 1.55 1.1083 4 4 0 4 89.21 1.12 1.0979 3 2 4 8 89.79 2.50 1.0922 2 8 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.