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 = 600 C _database_code_amcsd 0006662 CELL PARAMETERS: 4.8854 10.6499 6.2146 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 323.340 Density (g/cm3): 4.167 MAX. ABS. INTENSITY / VOLUME**2: 21.02604643 RIR: 1.643 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.65 12.34 5.3250 0 2 0 2 20.00 5.92 4.4405 1 1 0 4 21.98 4.70 4.0436 0 2 1 4 23.16 1.48 3.8407 1 0 1 4 24.64 48.64 3.6130 1 1 1 8 24.73 8.52 3.5999 1 2 0 4 28.66 7.70 3.1150 1 2 1 8 28.73 5.57 3.1073 0 0 2 2 31.14 98.83 2.8718 1 3 0 4 33.39 27.58 2.6838 0 2 2 4 33.66 6.08 2.6625 0 4 0 2 34.40 47.28 2.6069 1 3 1 8 35.25 100.00 2.5459 1 1 2 8 36.72 17.08 2.4473 0 4 1 4 36.79 11.66 2.4427 2 0 0 2 37.79 11.09 2.3809 2 1 0 4 38.26 7.80 2.3522 1 2 2 8 38.51 12.78 2.3378 1 4 0 4 40.58 4.03 2.2233 2 1 1 8 42.88 3.02 2.1090 1 3 2 8 43.27 2.79 2.0908 2 2 1 8 44.83 4.30 2.0218 0 4 2 4 46.51 1.64 1.9525 1 5 0 4 48.15 2.79 1.8899 2 1 2 8 48.49 8.03 1.8773 1 1 3 8 48.90 1.31 1.8627 1 5 1 8 50.52 54.08 1.8065 2 2 2 8 50.72 14.21 1.7999 2 4 0 4 50.85 3.30 1.7955 1 2 3 8 51.48 1.56 1.7750 0 6 0 2 52.96 11.67 1.7289 2 4 1 8 53.70 11.73 1.7067 0 6 1 4 54.63 10.31 1.6801 1 3 3 8 55.59 17.12 1.6532 1 5 2 8 56.27 7.89 1.6349 0 4 3 4 57.23 3.62 1.6098 3 1 0 4 59.30 3.08 1.5583 3 1 1 8 59.34 5.33 1.5575 2 4 2 8 59.34 1.93 1.5573 3 2 0 4 59.47 4.21 1.5544 2 5 1 8 59.50 16.72 1.5536 0 0 4 2 60.03 14.45 1.5412 0 6 2 4 61.37 2.67 1.5106 3 2 1 8 62.78 4.85 1.4802 3 3 0 4 64.11 10.55 1.4526 1 7 0 4 64.74 3.02 1.4399 3 3 1 8 65.28 7.76 1.4293 3 1 2 8 66.05 1.82 1.4145 1 7 1 8 66.87 2.29 1.3991 2 6 1 8 67.25 7.25 1.3922 3 2 2 8 68.69 11.88 1.3665 1 3 4 8 69.14 2.12 1.3587 2 4 3 8 69.31 2.84 1.3558 3 4 1 8 69.77 3.93 1.3479 0 6 3 4 70.13 1.36 1.3419 0 4 4 4 72.04 3.92 1.3109 2 0 4 4 72.52 1.74 1.3035 2 6 2 8 72.67 1.59 1.3011 2 1 4 8 74.82 2.20 1.2689 2 5 3 8 78.10 2.04 1.2237 0 8 2 4 78.28 2.31 1.2214 4 0 0 2 79.60 1.37 1.2043 3 3 3 8 80.40 5.58 1.1943 3 5 2 8 80.81 1.11 1.1893 1 7 3 8 81.57 1.26 1.1801 2 6 3 8 81.91 3.53 1.1761 2 4 4 8 83.85 1.97 1.1538 3 4 3 8 85.04 2.18 1.1407 1 3 5 8 86.01 2.74 1.1303 4 1 2 8 87.20 1.14 1.1179 3 1 4 8 87.81 2.77 1.1117 3 7 0 4 87.81 2.59 1.1117 4 2 2 8 87.97 1.10 1.1101 4 4 0 4 89.00 1.29 1.0999 3 2 4 8 89.60 2.59 1.0941 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.