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 = 20 C _database_code_amcsd 0006678 CELL PARAMETERS: 4.8169 10.4740 6.1396 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 309.761 Density (g/cm3): 3.673 MAX. ABS. INTENSITY / VOLUME**2: 11.93002010 RIR: 1.058 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.93 1.89 5.2370 0 2 0 2 22.31 25.73 3.9844 0 2 1 4 23.47 9.03 3.7898 1 0 1 4 24.99 66.77 3.5637 1 1 1 8 25.12 11.70 3.5453 1 2 0 4 29.08 7.87 3.0702 1 2 1 8 29.09 22.55 3.0698 0 0 2 2 31.65 69.65 2.8269 1 3 0 4 33.85 16.10 2.6484 0 2 2 4 34.24 4.52 2.6185 0 4 0 2 34.94 100.00 2.5678 1 3 1 8 35.73 86.35 2.5132 1 1 2 8 37.33 16.61 2.4086 0 4 1 4 37.34 5.99 2.4085 2 0 0 2 38.35 10.82 2.3472 2 1 0 4 38.80 21.87 2.3207 1 2 2 8 39.16 18.87 2.3006 1 4 0 4 41.17 9.61 2.1925 2 1 1 8 43.52 2.29 2.0795 1 3 2 8 43.93 1.57 2.0612 2 2 1 8 47.32 2.21 1.9210 1 5 0 4 48.01 2.67 1.8949 2 0 2 4 48.84 2.35 1.8646 2 1 2 8 49.15 11.73 1.8539 1 1 3 8 49.73 7.97 1.8334 1 5 1 8 51.27 73.88 1.7818 2 2 2 8 51.56 23.90 1.7727 2 4 0 4 51.56 4.31 1.7724 1 2 3 8 53.83 13.55 1.7031 2 4 1 8 54.66 13.95 1.6791 0 6 1 4 55.43 23.23 1.6577 1 3 3 8 56.51 9.81 1.6284 1 5 2 8 57.12 9.61 1.6125 0 4 3 4 58.12 3.05 1.5871 3 1 0 4 59.97 1.77 1.5425 2 1 3 8 60.23 7.37 1.5366 3 1 1 8 60.29 2.00 1.5351 3 2 0 4 60.29 1.42 1.5351 2 4 2 8 60.30 25.14 1.5349 0 0 4 2 60.48 4.59 1.5307 2 5 1 8 61.07 33.53 1.5175 0 6 2 4 62.35 2.56 1.4893 3 2 1 8 63.80 3.64 1.4588 3 3 0 4 65.30 12.76 1.4289 1 7 0 4 65.80 7.54 1.4193 3 3 1 8 66.30 6.69 1.4098 3 1 2 8 66.79 2.08 1.4006 1 5 3 8 68.07 2.27 1.3774 2 6 1 8 68.32 12.77 1.3730 3 2 2 8 68.56 3.16 1.3688 3 4 0 4 69.71 10.02 1.3489 1 3 4 8 70.25 2.18 1.3399 2 4 3 8 70.48 4.51 1.3360 3 4 1 8 70.96 4.62 1.3281 0 6 3 4 71.21 1.71 1.3242 0 4 4 4 73.04 1.61 1.2955 1 7 2 8 73.11 3.80 1.2944 2 0 4 4 73.76 1.83 1.2846 2 1 4 8 73.81 3.35 1.2839 2 6 2 8 74.28 1.39 1.2768 1 4 4 8 75.86 1.95 1.2542 3 1 3 8 76.09 2.52 1.2509 2 5 3 8 79.61 4.41 1.2042 4 0 0 2 80.31 1.06 1.1955 0 2 5 4 80.93 3.85 1.1879 3 3 3 8 81.40 1.30 1.1823 1 1 5 8 81.84 6.26 1.1770 3 5 2 8 82.06 1.85 1.1743 2 7 2 8 82.58 1.86 1.1683 1 8 2 8 83.04 1.66 1.1630 2 6 3 8 83.26 1.39 1.1605 3 6 1 8 83.27 7.06 1.1604 2 4 4 8 84.17 2.73 1.1503 2 8 0 4 85.31 3.85 1.1378 3 4 3 8 85.98 2.10 1.1306 2 8 1 8 86.39 5.71 1.1263 1 3 5 8 87.51 3.18 1.1147 4 1 2 8 88.65 1.14 1.1033 3 1 4 8 89.38 4.05 1.0962 4 2 2 8 89.54 4.02 1.0947 3 7 0 4 89.60 2.15 1.0941 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.