MgMnSiO4 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 = 900 C _database_code_amcsd 0006691 CELL PARAMETERS: 4.8628 10.5827 6.2022 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 319.175 Density (g/cm3): 3.565 MAX. ABS. INTENSITY / VOLUME**2: 10.89122504 RIR: 0.995 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.75 2.79 5.2913 0 2 0 2 22.08 48.53 4.0254 0 2 1 4 23.24 17.92 3.8268 1 0 1 4 24.74 58.46 3.5987 1 1 1 8 24.87 9.08 3.5805 1 2 0 4 28.79 19.39 3.1011 0 0 2 2 28.79 2.54 3.1008 1 2 1 8 31.33 48.00 2.8554 1 3 0 4 33.49 14.53 2.6755 0 2 2 4 33.88 6.65 2.6457 0 4 0 2 34.58 100.00 2.5937 1 3 1 8 35.36 74.58 2.5383 1 1 2 8 36.94 6.06 2.4335 0 4 1 4 36.97 5.72 2.4314 2 0 0 2 37.97 4.57 2.3697 2 1 0 4 38.40 21.41 2.3441 1 2 2 8 38.75 14.80 2.3240 1 4 0 4 40.76 11.19 2.2136 2 1 1 8 43.06 7.93 2.1006 1 3 2 8 45.30 2.39 2.0019 2 3 0 4 46.81 6.50 1.9407 1 5 0 4 47.52 1.82 1.9134 2 0 2 4 48.62 8.30 1.8726 1 1 3 8 49.19 10.75 1.8521 1 5 1 8 50.74 59.85 1.7994 2 2 2 8 51.01 2.30 1.7904 1 2 3 8 51.01 20.88 1.7902 2 4 0 4 53.26 5.45 1.7200 2 4 1 8 54.05 6.03 1.6965 0 6 1 4 54.56 2.18 1.6819 2 3 2 8 54.82 19.33 1.6746 1 3 3 8 55.89 2.21 1.6451 1 5 2 8 56.49 4.59 1.6290 0 4 3 4 57.52 3.02 1.6022 3 1 0 4 58.89 1.31 1.5683 3 0 1 4 59.32 1.83 1.5578 2 1 3 8 59.60 5.20 1.5513 3 1 1 8 59.63 18.13 1.5505 0 0 4 2 59.66 1.25 1.5498 3 2 0 4 59.82 1.97 1.5460 2 5 1 8 60.38 30.07 1.5332 0 6 2 4 61.42 1.08 1.5096 2 2 3 8 63.12 1.43 1.4729 3 3 0 4 64.55 5.43 1.4437 1 7 0 4 65.09 6.27 1.4330 3 3 1 8 65.58 3.83 1.4235 3 1 2 8 66.03 2.23 1.4149 1 5 3 8 67.57 7.70 1.3863 3 2 2 8 67.80 3.38 1.3822 3 4 0 4 68.91 4.26 1.3626 1 3 4 8 69.70 1.62 1.3491 3 4 1 8 70.13 1.63 1.3418 0 6 3 4 70.38 1.14 1.3377 0 4 4 4 72.27 2.20 1.3073 2 0 4 4 72.95 3.73 1.2969 2 6 2 8 74.37 1.49 1.2756 3 0 3 4 75.20 1.10 1.2635 2 5 3 8 75.27 1.03 1.2624 3 4 2 8 78.71 2.44 1.2157 4 0 0 2 79.05 1.87 1.2114 1 5 4 8 79.34 1.16 1.2077 0 2 5 4 79.98 2.54 1.1996 3 3 3 8 80.87 1.81 1.1886 3 5 2 8 81.07 1.02 1.1862 2 7 2 8 82.26 3.73 1.1721 2 4 4 8 82.26 1.76 1.1720 3 6 1 8 83.13 2.64 1.1620 2 8 0 4 84.28 1.36 1.1490 3 4 3 8 85.31 3.25 1.1377 1 3 5 8 86.61 2.16 1.1240 1 9 1 8 88.30 2.03 1.1068 4 2 2 8 88.42 1.20 1.1056 3 7 0 4 88.51 1.29 1.1047 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.