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 = 300 C _database_code_amcsd 0006680 CELL PARAMETERS: 4.8282 10.5114 6.1582 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 312.537 Density (g/cm3): 3.641 MAX. ABS. INTENSITY / VOLUME**2: 11.21090869 RIR: 1.003 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.87 1.99 5.2557 0 2 0 2 22.24 24.50 3.9977 0 2 1 4 23.41 9.51 3.7996 1 0 1 4 24.92 68.47 3.5733 1 1 1 8 25.04 12.35 3.5556 1 2 0 4 29.00 7.96 3.0792 1 2 1 8 29.00 23.84 3.0791 0 0 2 2 31.55 75.52 2.8358 1 3 0 4 33.74 15.63 2.6567 0 2 2 4 34.12 3.94 2.6279 0 4 0 2 34.83 100.00 2.5758 1 3 1 8 35.62 89.83 2.5204 1 1 2 8 37.20 18.95 2.4170 0 4 1 4 37.25 6.14 2.4141 2 0 0 2 38.25 10.90 2.3529 2 1 0 4 38.68 21.75 2.3276 1 2 2 8 39.02 19.27 2.3081 1 4 0 4 41.07 9.68 2.1979 2 1 1 8 43.38 1.57 2.0859 1 3 2 8 43.81 1.88 2.0665 2 2 1 8 47.15 1.75 1.9275 1 5 0 4 47.88 2.85 1.8998 2 0 2 4 48.71 2.27 1.8695 2 1 2 8 48.99 11.34 1.8593 1 1 3 8 49.55 6.60 1.8395 1 5 1 8 51.12 71.38 1.7867 2 2 2 8 51.40 21.87 1.7778 2 4 0 4 51.40 4.26 1.7777 1 2 3 8 53.66 14.75 1.7081 2 4 1 8 54.45 14.81 1.6850 0 6 1 4 55.24 22.34 1.6628 1 3 3 8 56.31 10.06 1.6338 1 5 2 8 56.92 10.20 1.6177 0 4 3 4 57.97 2.72 1.5909 3 1 0 4 59.79 1.74 1.5468 2 1 3 8 60.07 6.99 1.5403 3 1 1 8 60.10 1.69 1.5396 2 4 2 8 60.10 24.24 1.5395 0 0 4 2 60.13 2.05 1.5389 3 2 0 4 60.28 4.61 1.5353 2 5 1 8 60.83 30.35 1.5227 0 6 2 4 62.18 2.36 1.4930 3 2 1 8 63.62 3.65 1.4625 3 3 0 4 65.05 12.52 1.4339 1 7 0 4 65.61 6.95 1.4229 3 3 1 8 66.11 6.47 1.4134 3 1 2 8 66.55 1.56 1.4051 1 5 3 8 67.83 2.49 1.3817 2 6 1 8 68.12 12.40 1.3765 3 2 2 8 68.35 2.97 1.3725 3 4 0 4 69.47 9.84 1.3530 1 3 4 8 70.01 2.39 1.3439 2 4 3 8 70.27 4.22 1.3396 3 4 1 8 70.69 4.73 1.3326 0 6 3 4 70.95 1.34 1.3284 0 4 4 4 72.75 1.78 1.2998 1 7 2 8 72.87 3.54 1.2981 2 0 4 4 73.51 1.70 1.2883 2 1 4 8 73.54 2.63 1.2879 2 6 2 8 74.01 1.26 1.2808 1 4 4 8 75.63 1.71 1.2574 3 1 3 8 75.82 2.46 1.2547 2 5 3 8 79.39 3.93 1.2071 4 0 0 2 80.67 3.38 1.1911 3 3 3 8 81.10 1.07 1.1858 1 1 5 8 81.56 5.77 1.1803 3 5 2 8 81.75 1.66 1.1781 2 7 2 8 82.23 1.76 1.1723 1 8 2 8 82.72 1.68 1.1666 2 6 3 8 82.96 1.51 1.1638 3 6 1 8 82.97 5.67 1.1638 2 4 4 8 83.83 1.99 1.1541 2 8 0 4 85.02 3.47 1.1409 3 4 3 8 85.63 1.86 1.1343 2 8 1 8 86.07 5.07 1.1297 1 3 5 8 87.25 2.84 1.1174 4 1 2 8 89.10 3.39 1.0989 4 2 2 8 89.20 3.63 1.0979 3 7 0 4 89.31 1.75 1.0969 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.