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 = 850 C _database_code_amcsd 0006667 CELL PARAMETERS: 4.8983 10.6766 6.2354 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 326.093 Density (g/cm3): 4.132 MAX. ABS. INTENSITY / VOLUME**2: 19.65552739 RIR: 1.549 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.61 11.72 5.3383 0 2 0 2 19.94 6.53 4.4521 1 1 0 4 21.92 6.40 4.0552 0 2 1 4 23.09 3.27 3.8519 1 0 1 4 24.57 52.58 3.6233 1 1 1 8 24.67 7.23 3.6092 1 2 0 4 28.58 5.45 3.1236 1 2 1 8 28.63 5.98 3.1177 0 0 2 2 31.06 98.31 2.8792 1 3 0 4 33.28 28.62 2.6922 0 2 2 4 33.58 7.15 2.6692 0 4 0 2 34.31 52.21 2.6140 1 3 1 8 35.14 100.00 2.5538 1 1 2 8 36.62 16.10 2.4538 0 4 1 4 36.69 12.87 2.4491 2 0 0 2 37.68 8.36 2.3871 2 1 0 4 38.14 8.85 2.3593 1 2 2 8 38.41 11.17 2.3438 1 4 0 4 40.46 4.96 2.2294 2 1 1 8 42.75 3.41 2.1152 1 3 2 8 43.15 2.73 2.0965 2 2 1 8 44.69 3.68 2.0276 0 4 2 4 46.39 1.70 1.9574 1 5 0 4 48.00 1.46 1.8954 2 1 2 8 48.33 8.17 1.8833 1 1 3 8 48.76 2.00 1.8676 1 5 1 8 50.37 55.11 1.8117 2 2 2 8 50.58 14.88 1.8046 2 4 0 4 50.68 2.66 1.8011 1 2 3 8 51.35 1.13 1.7794 0 6 0 2 52.81 11.53 1.7334 2 4 1 8 53.56 11.27 1.7111 0 6 1 4 54.45 10.84 1.6852 1 3 3 8 55.42 15.70 1.6578 1 5 2 8 56.08 7.34 1.6399 0 4 3 4 57.06 3.29 1.6140 3 1 0 4 59.13 3.85 1.5625 3 1 1 8 59.16 4.19 1.5618 2 4 2 8 59.17 1.47 1.5614 3 2 0 4 59.28 15.80 1.5589 0 0 4 2 59.30 2.85 1.5584 2 5 1 8 59.85 14.81 1.5454 0 6 2 4 61.19 1.59 1.5146 3 2 1 8 62.59 4.75 1.4840 3 3 0 4 63.93 10.03 1.4563 1 7 0 4 64.55 3.63 1.4437 3 3 1 8 65.08 7.32 1.4333 3 1 2 8 65.86 1.22 1.4181 1 7 1 8 66.68 2.34 1.4027 2 6 1 8 67.04 5.81 1.3961 3 2 2 8 68.44 10.45 1.3708 1 3 4 8 68.91 1.97 1.3626 2 4 3 8 69.10 2.31 1.3593 3 4 1 8 69.55 3.60 1.3517 0 6 3 4 69.88 1.34 1.3461 0 4 4 4 71.78 3.79 1.3151 2 0 4 4 72.29 2.02 1.3070 2 6 2 8 72.41 1.02 1.3052 2 1 4 8 74.57 1.51 1.2726 2 5 3 8 77.86 1.43 1.2269 0 8 2 4 78.03 2.37 1.2246 4 0 0 2 79.33 1.55 1.2078 3 3 3 8 80.14 5.18 1.1975 3 5 2 8 81.30 1.19 1.1834 2 6 3 8 81.61 3.26 1.1797 2 4 4 8 83.56 1.55 1.1571 3 4 3 8 84.70 2.05 1.1443 1 3 5 8 85.72 1.74 1.1334 4 1 2 8 87.52 2.74 1.1147 4 2 2 8 87.52 2.61 1.1146 3 7 0 4 87.68 1.13 1.1130 4 4 0 4 89.30 1.88 1.0970 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.