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 = 550 C, Data collected on cooling _database_code_amcsd 0006673 CELL PARAMETERS: 4.8824 10.6432 6.2103 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 322.714 Density (g/cm3): 4.175 MAX. ABS. INTENSITY / VOLUME**2: 20.79873849 RIR: 1.622 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.66 11.13 5.3216 0 2 0 2 20.01 6.95 4.4377 1 1 0 4 22.00 6.22 4.0409 0 2 1 4 23.17 4.36 3.8383 1 0 1 4 24.66 52.66 3.6106 1 1 1 8 24.75 6.46 3.5976 1 2 0 4 28.68 4.16 3.1130 1 2 1 8 28.75 5.65 3.1051 0 0 2 2 31.16 97.78 2.8700 1 3 0 4 33.41 29.14 2.6820 0 2 2 4 33.68 7.28 2.6608 0 4 0 2 34.42 52.70 2.6053 1 3 1 8 35.28 100.00 2.5442 1 1 2 8 36.75 15.77 2.4458 0 4 1 4 36.82 13.26 2.4412 2 0 0 2 37.81 6.87 2.3794 2 1 0 4 38.29 9.71 2.3507 1 2 2 8 38.53 10.63 2.3364 1 4 0 4 40.60 5.41 2.2219 2 1 1 8 42.91 3.58 2.1076 1 3 2 8 43.30 2.90 2.0895 2 2 1 8 44.86 3.77 2.0205 0 4 2 4 46.54 1.79 1.9513 1 5 0 4 48.53 8.71 1.8760 1 1 3 8 48.93 2.32 1.8615 1 5 1 8 50.56 59.82 1.8053 2 2 2 8 50.75 16.51 1.7988 2 4 0 4 50.89 2.40 1.7943 1 2 3 8 51.52 1.17 1.7739 0 6 0 2 53.00 12.39 1.7278 2 4 1 8 53.74 12.00 1.7057 0 6 1 4 54.67 11.63 1.6789 1 3 3 8 55.63 17.25 1.6521 1 5 2 8 56.31 7.68 1.6339 0 4 3 4 57.27 3.58 1.6088 3 1 0 4 59.34 4.72 1.5574 3 1 1 8 59.38 4.35 1.5565 2 4 2 8 59.39 1.33 1.5563 3 2 0 4 59.51 2.56 1.5534 2 5 1 8 59.54 17.28 1.5526 0 0 4 2 60.07 16.60 1.5403 0 6 2 4 61.42 1.20 1.5096 3 2 1 8 62.82 5.48 1.4792 3 3 0 4 64.15 11.28 1.4517 1 7 0 4 64.79 4.32 1.4390 3 3 1 8 65.33 8.32 1.4284 3 1 2 8 66.10 1.23 1.4136 1 7 1 8 66.92 2.76 1.3982 2 6 1 8 67.30 6.06 1.3913 3 2 2 8 68.74 11.99 1.3656 1 3 4 8 69.19 2.26 1.3578 2 4 3 8 69.36 2.24 1.3549 3 4 1 8 69.83 4.09 1.3470 0 6 3 4 70.18 1.60 1.3410 0 4 4 4 72.10 4.44 1.3101 2 0 4 4 72.57 2.36 1.3026 2 6 2 8 74.73 1.00 1.2703 3 1 3 8 74.88 1.47 1.2681 2 5 3 8 78.16 1.66 1.2229 0 8 2 4 78.34 3.05 1.2206 4 0 0 2 79.66 1.97 1.2035 3 3 3 8 80.47 6.71 1.1936 3 5 2 8 81.64 1.51 1.1794 2 6 3 8 81.98 4.25 1.1753 2 4 4 8 83.92 1.65 1.1530 3 4 3 8 84.37 1.16 1.1481 2 8 1 8 85.11 2.50 1.1399 1 3 5 8 86.08 1.68 1.1296 4 1 2 8 87.27 1.15 1.1172 3 1 4 8 87.88 3.43 1.1110 3 7 0 4 87.88 3.82 1.1110 4 2 2 8 88.03 1.56 1.1094 4 4 0 4 89.67 2.35 1.0934 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.