Ferrosilite Smyth J R American Mineralogist 58 (1973) 636-648 An orthopyroxene structure up to 850 C T = 280 C _database_code_amcsd 0000364 CELL PARAMETERS: 18.3710 9.0000 5.2420 90.000 90.000 90.000 SPACE GROUP: Pbca X-RAY WAVELENGTH: 1.541838 Cell Volume: 866.707 Density (g/cm3): 3.728 MAX. ABS. INTENSITY / VOLUME**2: 7.045731947 RIR: 0.615 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.78 13.35 6.4285 2 1 0 4 19.33 41.50 4.5928 4 0 0 2 20.19 5.53 4.3980 1 1 1 8 21.88 31.50 4.0626 2 1 1 8 24.44 3.53 3.6417 3 1 1 8 26.10 2.54 3.4144 0 2 1 4 26.55 10.55 3.3570 1 2 1 8 27.66 15.34 3.2250 4 1 1 8 27.75 100.00 3.2143 4 2 0 4 27.88 82.40 3.2005 2 2 1 8 29.96 66.87 2.9822 3 2 1 8 30.85 89.91 2.8987 6 1 0 4 31.35 41.17 2.8535 5 1 1 8 32.68 46.68 2.7402 4 2 1 8 34.57 10.93 2.5947 1 0 2 4 34.80 82.09 2.5780 1 3 1 8 35.39 17.48 2.5367 6 1 1 8 35.62 43.35 2.5204 2 0 2 4 35.85 48.32 2.5051 2 3 1 8 35.90 35.02 2.5012 5 2 1 8 36.02 1.90 2.4932 1 1 2 8 37.32 36.09 2.4096 3 0 2 4 37.54 1.90 2.3961 3 3 1 8 38.68 2.61 2.3276 3 1 2 8 39.23 2.04 2.2964 8 0 0 2 39.69 9.91 2.2708 7 1 1 8 39.80 4.92 2.2651 4 3 1 8 40.07 1.78 2.2500 0 4 0 2 40.11 4.49 2.2478 1 2 2 8 40.89 3.28 2.2069 4 1 2 8 42.17 3.34 2.1428 6 3 0 4 42.36 43.45 2.1337 5 0 2 4 42.56 38.47 2.1244 5 3 1 8 42.56 12.75 2.1242 3 2 2 8 43.49 11.76 2.0808 7 2 1 8 43.59 12.23 2.0762 5 1 2 8 44.08 8.75 2.0546 1 4 1 8 44.22 4.28 2.0482 8 1 1 8 44.28 7.49 2.0454 8 2 0 4 44.86 9.23 2.0206 4 4 0 4 44.94 11.05 2.0171 2 4 1 8 45.74 41.27 1.9835 6 3 1 8 46.35 1.30 1.9589 3 4 1 8 47.14 1.91 1.9280 5 2 2 8 47.73 10.01 1.9055 8 2 1 8 48.27 1.30 1.8853 4 4 1 8 49.13 18.42 1.8545 7 0 2 4 49.30 2.60 1.8484 7 3 1 8 50.10 4.54 1.8208 6 2 2 8 50.32 1.98 1.8134 4 3 2 8 50.66 5.43 1.8019 5 4 1 8 50.72 3.85 1.8000 10 1 0 4 51.75 20.18 1.7664 2 5 0 4 52.21 1.36 1.7520 9 2 1 8 52.64 1.39 1.7388 5 3 2 8 53.18 5.26 1.7223 8 3 1 8 53.44 12.07 1.7146 7 2 2 8 53.67 1.30 1.7079 1 1 3 8 53.85 1.64 1.7024 10 1 1 8 53.94 3.30 1.6999 1 4 2 8 54.06 5.04 1.6963 8 1 2 8 54.41 6.43 1.6862 2 1 3 8 54.68 4.63 1.6785 2 4 2 8 54.84 5.19 1.6739 2 5 1 8 55.65 3.48 1.6517 3 1 3 8 56.07 1.82 1.6402 3 5 1 8 56.50 22.89 1.6288 0 2 3 4 56.74 8.69 1.6225 1 2 3 8 57.20 12.33 1.6104 9 0 2 4 57.36 21.23 1.6064 9 3 1 8 58.20 2.90 1.5853 9 1 2 8 59.47 1.92 1.5543 5 1 3 8 59.58 8.81 1.5517 6 5 0 4 59.73 1.02 1.5483 5 4 2 8 59.88 4.56 1.5447 5 5 1 8 60.47 11.34 1.5309 12 0 0 2 61.12 4.73 1.5163 9 2 2 8 61.63 21.64 1.5048 1 3 3 8 61.80 27.42 1.5011 10 3 1 8 61.84 1.10 1.5002 11 2 1 8 61.85 24.28 1.5000 0 6 0 2 62.32 16.80 1.4899 2 3 3 8 62.36 1.03 1.4891 5 2 3 8 62.41 2.39 1.4879 6 5 1 8 62.83 1.69 1.4790 1 5 2 8 63.45 1.26 1.4660 3 3 3 8 64.63 11.44 1.4421 3 5 2 8 65.19 2.90 1.4311 7 4 2 8 65.34 2.49 1.4282 7 5 1 8 65.41 1.02 1.4267 10 2 2 8 65.46 1.64 1.4259 4 6 0 4 66.37 13.90 1.4085 11 0 2 4 66.51 24.01 1.4058 11 3 1 8 66.99 1.60 1.3969 12 2 1 8 67.01 3.78 1.3966 5 3 3 8 67.29 5.66 1.3915 11 1 2 8 67.70 2.63 1.3840 7 2 3 8 67.92 4.75 1.3801 0 4 3 4 68.16 3.13 1.3758 5 5 2 8 69.40 13.53 1.3542 6 3 3 8 69.70 1.06 1.3490 13 1 1 8 70.94 1.22 1.3286 8 2 3 8 71.36 1.27 1.3217 4 4 3 8 71.49 10.67 1.3197 12 3 1 8 72.07 1.68 1.3105 0 0 4 2 72.18 3.16 1.3088 7 3 3 8 72.23 7.73 1.3079 12 1 2 8 72.27 1.04 1.3074 9 5 1 8 72.28 2.97 1.3072 1 0 4 4 72.37 1.33 1.3057 13 2 1 8 72.84 2.82 1.2985 14 1 0 4 73.16 3.17 1.2936 1 1 4 8 73.29 1.17 1.2916 7 5 2 8 73.46 9.78 1.2890 2 6 2 8 73.97 1.51 1.2815 3 0 4 4 74.51 9.65 1.2734 3 6 2 8 75.42 1.47 1.2604 14 1 1 8 75.43 8.27 1.2602 4 0 4 4 75.57 1.36 1.2582 0 2 4 4 75.74 2.69 1.2558 8 6 0 4 75.89 2.00 1.2538 10 1 3 8 76.43 3.39 1.2463 8 5 2 8 76.72 3.07 1.2422 2 5 3 8 77.75 1.50 1.2283 3 5 3 8 77.84 4.82 1.2271 5 6 2 8 78.16 1.00 1.2229 5 1 4 8 78.88 1.21 1.2135 4 2 4 8 79.93 7.19 1.2002 9 5 2 8 80.73 1.53 1.1904 5 2 4 8 82.28 1.13 1.1718 14 3 1 8 82.75 3.61 1.1663 7 6 2 8 84.35 2.61 1.1482 16 0 0 2 85.27 4.02 1.1382 8 0 4 4 87.43 1.80 1.1155 12 2 3 8 87.73 1.45 1.1125 16 2 0 4 88.02 1.01 1.1096 15 0 2 4 88.05 2.67 1.1092 11 5 2 8 88.64 1.64 1.1034 8 2 4 8 89.23 5.92 1.0976 9 6 2 8 89.74 1.33 1.0927 4 8 0 4 89.80 2.02 1.0922 2 8 1 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.