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 = 400 C _database_code_amcsd 0006681 CELL PARAMETERS: 4.8318 10.5276 6.1653 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 313.615 Density (g/cm3): 3.628 MAX. ABS. INTENSITY / VOLUME**2: 11.41980990 RIR: 1.025 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.84 1.74 5.2638 0 2 0 2 22.21 25.64 4.0032 0 2 1 4 23.39 9.95 3.8031 1 0 1 4 24.89 66.98 3.5768 1 1 1 8 25.02 11.41 3.5596 1 2 0 4 28.96 6.89 3.0827 1 2 1 8 28.96 23.56 3.0826 0 0 2 2 31.51 70.64 2.8394 1 3 0 4 33.69 15.21 2.6601 0 2 2 4 34.06 4.17 2.6319 0 4 0 2 34.79 100.00 2.5790 1 3 1 8 35.58 85.44 2.5231 1 1 2 8 37.14 17.27 2.4206 0 4 1 4 37.22 6.10 2.4159 2 0 0 2 38.22 9.62 2.3547 2 1 0 4 38.64 21.60 2.3303 1 2 2 8 38.97 18.27 2.3113 1 4 0 4 41.03 9.31 2.1997 2 1 1 8 43.32 1.78 2.0885 1 3 2 8 43.77 1.52 2.0684 2 2 1 8 47.08 1.92 1.9302 1 5 0 4 47.84 2.89 1.9015 2 0 2 4 48.66 1.73 1.8712 2 1 2 8 48.93 10.93 1.8614 1 1 3 8 49.48 7.08 1.8421 1 5 1 8 51.07 68.48 1.7884 2 2 2 8 51.34 21.30 1.7798 2 4 0 4 51.34 3.84 1.7798 1 2 3 8 53.60 13.57 1.7100 2 4 1 8 54.36 13.54 1.6876 0 6 1 4 55.17 21.90 1.6648 1 3 3 8 56.23 8.77 1.6360 1 5 2 8 56.84 9.34 1.6198 0 4 3 4 57.92 2.54 1.5921 3 1 0 4 59.72 1.64 1.5483 2 1 3 8 60.01 6.78 1.5415 3 1 1 8 60.02 1.42 1.5413 2 4 2 8 60.02 22.87 1.5413 0 0 4 2 60.07 1.84 1.5401 3 2 0 4 60.20 3.91 1.5372 2 5 1 8 60.74 29.74 1.5249 0 6 2 4 62.12 1.92 1.4942 3 2 1 8 63.56 3.27 1.4638 3 3 0 4 64.94 11.49 1.4360 1 7 0 4 65.54 7.00 1.4242 3 3 1 8 66.05 6.06 1.4146 3 1 2 8 66.45 1.66 1.4069 1 5 3 8 67.73 2.18 1.3835 2 6 1 8 68.05 11.30 1.3777 3 2 2 8 68.27 3.02 1.3738 3 4 0 4 69.38 8.80 1.3546 1 3 4 8 69.92 2.11 1.3454 2 4 3 8 70.19 3.73 1.3409 3 4 1 8 70.58 4.21 1.3344 0 6 3 4 70.85 1.32 1.3300 0 4 4 4 72.63 1.61 1.3017 1 7 2 8 72.78 3.33 1.2994 2 0 4 4 73.42 1.42 1.2896 2 1 4 8 73.43 2.79 1.2895 2 6 2 8 73.91 1.14 1.2823 1 4 4 8 75.54 1.61 1.2586 3 1 3 8 75.71 2.08 1.2562 2 5 3 8 79.32 3.77 1.2080 4 0 0 2 80.57 3.35 1.1923 3 3 3 8 81.45 5.03 1.1816 3 5 2 8 81.62 1.52 1.1796 2 7 2 8 82.09 1.55 1.1740 1 8 2 8 82.60 1.47 1.1681 2 6 3 8 82.85 1.44 1.1651 3 6 1 8 82.85 5.28 1.1651 2 4 4 8 83.69 2.04 1.1556 2 8 0 4 84.91 3.06 1.1421 3 4 3 8 85.49 1.64 1.1359 2 8 1 8 85.94 4.78 1.1310 1 3 5 8 87.16 2.40 1.1183 4 1 2 8 89.00 3.14 1.0999 4 2 2 8 89.07 3.29 1.0992 3 7 0 4 89.21 1.65 1.0978 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.