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 = 950 C _database_code_amcsd 0006669 CELL PARAMETERS: 4.9041 10.6899 6.2441 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 327.343 Density (g/cm3): 4.116 MAX. ABS. INTENSITY / VOLUME**2: 19.16598500 RIR: 1.516 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.59 11.78 5.3450 0 2 0 2 19.92 6.67 4.4574 1 1 0 4 21.89 6.87 4.0605 0 2 1 4 23.06 2.55 3.8568 1 0 1 4 24.54 52.57 3.6279 1 1 1 8 24.64 7.68 3.6135 1 2 0 4 28.54 6.50 3.1276 1 2 1 8 28.59 6.09 3.1221 0 0 2 2 31.02 97.26 2.8827 1 3 0 4 33.23 28.52 2.6958 0 2 2 4 33.53 7.48 2.6725 0 4 0 2 34.26 53.33 2.6172 1 3 1 8 35.09 100.00 2.5572 1 1 2 8 36.57 16.00 2.4569 0 4 1 4 36.65 12.60 2.4520 2 0 0 2 37.64 9.45 2.3900 2 1 0 4 38.09 8.59 2.3624 1 2 2 8 38.36 11.66 2.3467 1 4 0 4 40.41 4.77 2.2321 2 1 1 8 42.69 3.61 2.1179 1 3 2 8 43.10 2.40 2.0990 2 2 1 8 44.63 3.46 2.0302 0 4 2 4 46.33 1.80 1.9598 1 5 0 4 47.94 1.86 1.8978 2 1 2 8 48.26 7.91 1.8859 1 1 3 8 48.70 2.11 1.8699 1 5 1 8 50.30 53.51 1.8139 2 2 2 8 50.51 14.50 1.8068 2 4 0 4 50.61 2.89 1.8036 1 2 3 8 52.74 10.98 1.7356 2 4 1 8 53.48 10.97 1.7133 0 6 1 4 54.37 10.88 1.6875 1 3 3 8 55.35 14.79 1.6599 1 5 2 8 56.00 7.16 1.6421 0 4 3 4 56.99 3.23 1.6159 3 1 0 4 59.05 3.36 1.5644 3 1 1 8 59.07 4.11 1.5638 2 4 2 8 59.10 1.56 1.5632 3 2 0 4 59.19 15.49 1.5610 0 0 4 2 59.22 3.13 1.5603 2 5 1 8 59.76 14.84 1.5474 0 6 2 4 61.11 1.91 1.5164 3 2 1 8 62.51 4.37 1.4858 3 3 0 4 63.84 9.70 1.4581 1 7 0 4 64.46 3.44 1.4454 3 3 1 8 64.99 6.97 1.4351 3 1 2 8 65.77 1.10 1.4199 1 7 1 8 66.59 2.13 1.4044 2 6 1 8 66.94 5.92 1.3978 3 2 2 8 68.34 9.82 1.3727 1 3 4 8 68.81 1.82 1.3644 2 4 3 8 69.01 2.49 1.3610 3 4 1 8 69.44 3.43 1.3535 0 6 3 4 69.77 1.28 1.3479 0 4 4 4 71.67 3.55 1.3168 2 0 4 4 72.19 2.06 1.3086 2 6 2 8 72.29 1.13 1.3069 2 1 4 8 74.46 1.60 1.2742 2 5 3 8 77.74 1.27 1.2285 0 8 2 4 77.92 2.12 1.2260 4 0 0 2 79.21 1.44 1.2093 3 3 3 8 80.03 4.51 1.1990 3 5 2 8 81.17 1.06 1.1850 2 6 3 8 81.48 2.98 1.1812 2 4 4 8 83.43 1.61 1.1585 3 4 3 8 84.56 1.99 1.1459 1 3 5 8 85.59 1.88 1.1347 4 1 2 8 87.38 2.32 1.1160 4 2 2 8 87.39 2.34 1.1159 3 7 0 4 89.16 1.63 1.0983 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.