Enstatite Yang H, Ghose S American Mineralogist 80 (1995) 9-20 A transitional structural state and anomalous Fe-Mg order-disorder in Mg-rich orthopyroxene, (Mg0.75Fe0.25)2Si2O6 T = 1200 K _database_code_amcsd 0001696 CELL PARAMETERS: 18.4317 8.9822 5.2647 90.000 90.000 90.000 SPACE GROUP: Pbca X-RAY WAVELENGTH: 1.541838 Cell Volume: 871.609 Density (g/cm3): 3.299 MAX. ABS. INTENSITY / VOLUME**2: 6.915702783 RIR: 0.683 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.77 3.14 6.4324 2 1 0 4 19.26 2.60 4.6079 4 0 0 2 19.77 3.05 4.4911 0 2 0 2 21.82 7.61 4.0741 2 1 1 8 26.53 16.46 3.3595 1 2 1 8 27.58 19.51 3.2347 4 1 1 8 27.74 63.78 3.2162 4 2 0 4 27.85 100.00 3.2037 2 2 1 8 29.92 51.06 2.9861 3 2 1 8 30.76 72.08 2.9067 6 1 0 4 31.25 23.54 2.8623 5 1 1 8 31.42 2.74 2.8476 2 3 0 4 32.63 24.95 2.7446 4 2 1 8 34.81 43.26 2.5771 1 3 1 8 35.27 6.29 2.5446 6 1 1 8 35.47 38.90 2.5311 2 0 2 4 35.83 24.00 2.5059 5 2 1 8 35.85 15.11 2.5047 2 3 1 8 37.16 18.89 2.4196 3 0 2 4 39.42 1.14 2.2857 4 0 2 4 39.56 6.29 2.2780 7 1 1 8 39.78 4.82 2.2661 4 3 1 8 40.73 2.92 2.2151 4 1 2 8 42.14 2.20 2.1441 6 3 0 4 42.18 25.58 2.1422 5 0 2 4 42.44 4.97 2.1301 3 2 2 8 42.52 20.96 2.1261 5 3 1 8 43.39 5.94 2.0856 7 2 1 8 43.43 7.93 2.0838 5 1 2 8 44.07 3.65 2.0547 8 1 1 8 44.12 6.82 2.0527 1 4 1 8 44.18 2.43 2.0500 8 2 0 4 44.90 5.02 2.0186 4 4 0 4 44.98 12.22 2.0155 2 4 1 8 45.69 15.95 1.9858 6 3 1 8 46.38 1.52 1.9578 3 4 1 8 47.60 4.07 1.9102 8 2 1 8 48.29 1.03 1.8848 4 4 1 8 48.37 1.56 1.8819 3 3 2 8 48.93 7.60 1.8616 7 0 2 4 49.94 3.93 1.8262 6 2 2 8 50.22 1.42 1.8168 4 3 2 8 50.55 5.33 1.8055 10 1 0 4 50.66 4.20 1.8019 5 4 1 8 51.85 10.40 1.7633 2 5 0 4 53.09 6.93 1.7251 8 3 1 8 53.27 6.07 1.7197 7 2 2 8 53.86 4.10 1.7023 8 1 2 8 53.90 2.16 1.7011 1 4 2 8 54.17 4.00 1.6930 2 1 3 8 54.64 4.93 1.6798 2 4 2 8 54.91 1.80 1.6720 2 5 1 8 55.86 1.45 1.6459 3 4 2 8 56.28 20.83 1.6345 0 2 3 4 56.52 3.42 1.6282 1 2 3 8 56.97 5.84 1.6164 9 0 2 4 57.24 11.95 1.6094 9 3 1 8 57.29 1.49 1.6081 8 4 0 4 57.80 1.44 1.5951 4 5 1 8 57.97 2.40 1.5908 9 1 2 8 59.62 3.72 1.5507 6 5 0 4 59.91 2.40 1.5439 5 5 1 8 60.25 5.48 1.5360 12 0 0 2 60.91 3.29 1.5209 9 2 2 8 61.45 7.48 1.5089 1 3 3 8 61.66 12.51 1.5042 10 3 1 8 61.99 14.31 1.4970 0 6 0 2 62.13 9.84 1.4940 2 3 3 8 64.62 5.75 1.4424 3 5 2 8 65.08 1.11 1.4332 7 4 2 8 65.33 1.41 1.4283 7 5 1 8 66.10 5.65 1.4135 11 0 2 4 66.35 15.56 1.4089 11 3 1 8 67.02 4.81 1.3963 11 1 2 8 67.77 4.51 1.3827 0 4 3 4 69.18 8.31 1.3580 6 3 3 8 71.20 1.55 1.3244 4 4 3 8 71.29 8.35 1.3228 12 3 1 8 71.92 1.68 1.3128 1 0 4 4 71.95 6.22 1.3124 12 1 2 8 72.57 2.26 1.3026 14 1 0 4 72.81 2.39 1.2990 1 1 4 8 73.50 7.51 1.2885 2 6 2 8 73.60 1.94 1.2870 3 0 4 4 73.63 1.07 1.2865 10 5 0 4 74.54 5.20 1.2731 3 6 2 8 75.06 3.07 1.2656 4 0 4 4 75.56 1.58 1.2584 10 1 3 8 76.34 2.74 1.2475 8 5 2 8 76.60 1.99 1.2438 2 5 3 8 77.84 2.03 1.2271 5 6 2 8 79.82 3.80 1.2016 9 5 2 8 82.44 1.10 1.1699 10 3 3 8 84.84 1.11 1.1428 8 0 4 4 87.89 1.58 1.1109 11 5 2 8 89.16 2.55 1.0983 9 6 2 8 89.99 1.84 1.0904 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.