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 = 1000 K _database_code_amcsd 0001694 CELL PARAMETERS: 18.3878 8.9577 5.2441 90.000 90.000 90.000 SPACE GROUP: Pbca X-RAY WAVELENGTH: 1.541838 Cell Volume: 863.768 Density (g/cm3): 3.329 MAX. ABS. INTENSITY / VOLUME**2: 6.350064114 RIR: 0.621 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.80 2.07 6.4159 2 1 0 4 19.31 3.61 4.5970 4 0 0 2 19.82 2.67 4.4788 0 2 0 2 21.89 12.55 4.0604 2 1 1 8 26.62 20.96 3.3488 1 2 1 8 27.66 19.09 3.2250 4 1 1 8 27.81 73.67 3.2080 4 2 0 4 27.94 100.00 3.1937 2 2 1 8 30.02 52.88 2.9770 3 2 1 8 30.84 79.71 2.8996 6 1 0 4 31.34 29.71 2.8541 5 1 1 8 31.50 1.83 2.8399 2 3 0 4 32.72 29.67 2.7365 4 2 1 8 34.55 1.57 2.5958 1 0 2 4 34.92 52.70 2.5693 1 3 1 8 35.37 8.68 2.5376 6 1 1 8 35.61 48.12 2.5215 2 0 2 4 35.94 27.61 2.4988 5 2 1 8 35.96 18.11 2.4972 2 3 1 8 37.30 18.09 2.4107 3 0 2 4 39.67 7.48 2.2719 7 1 1 8 39.90 4.83 2.2596 4 3 1 8 40.15 1.20 2.2459 1 2 2 8 40.88 2.68 2.2074 4 1 2 8 42.26 2.58 2.1386 6 3 0 4 42.33 31.19 2.1350 5 0 2 4 42.59 6.85 2.1228 3 2 2 8 42.64 24.09 2.1202 5 3 1 8 43.51 6.94 2.0800 7 2 1 8 43.58 9.77 2.0768 5 1 2 8 44.19 3.92 2.0493 8 1 1 8 44.25 8.84 2.0467 1 4 1 8 44.29 3.34 2.0449 8 2 0 4 45.03 6.79 2.0132 4 4 0 4 45.11 12.64 2.0097 2 4 1 8 45.82 23.11 1.9803 6 3 1 8 46.52 1.24 1.9522 3 4 1 8 47.74 5.36 1.9052 8 2 1 8 48.43 1.07 1.8795 4 4 1 8 48.54 1.44 1.8757 3 3 2 8 49.09 8.81 1.8558 7 0 2 4 50.11 4.63 1.8204 6 2 2 8 50.39 1.42 1.8109 4 3 2 8 50.68 6.17 1.8012 10 1 0 4 50.81 5.23 1.7969 5 4 1 8 52.00 11.78 1.7585 2 5 0 4 53.24 7.24 1.7205 8 3 1 8 53.44 7.62 1.7144 7 2 2 8 54.03 5.28 1.6971 8 1 2 8 54.09 2.58 1.6956 1 4 2 8 54.40 4.41 1.6866 2 1 3 8 54.83 4.90 1.6744 2 4 2 8 55.08 2.92 1.6672 2 5 1 8 55.63 2.37 1.6522 3 1 3 8 56.05 1.27 1.6407 3 4 2 8 56.30 1.10 1.6340 3 5 1 8 56.51 20.87 1.6284 0 2 3 4 56.75 6.34 1.6221 1 2 3 8 57.16 7.47 1.6116 9 0 2 4 57.40 13.21 1.6052 9 3 1 8 57.45 1.34 1.6040 8 4 0 4 57.98 1.35 1.5906 4 5 1 8 58.16 2.21 1.5861 9 1 2 8 59.79 5.27 1.5467 6 5 0 4 60.10 2.82 1.5396 5 5 1 8 60.41 6.90 1.5323 12 0 0 2 61.11 3.77 1.5164 9 2 2 8 61.69 14.96 1.5035 1 3 3 8 61.84 17.76 1.5003 10 3 1 8 62.18 18.47 1.4929 0 6 0 2 62.38 9.01 1.4886 2 3 3 8 62.38 1.02 1.4885 6 4 2 8 64.84 7.85 1.4379 3 5 2 8 65.30 1.66 1.4289 7 4 2 8 65.53 1.62 1.4244 7 5 1 8 66.31 8.74 1.4095 11 0 2 4 66.54 19.32 1.4053 11 3 1 8 67.06 1.55 1.3957 5 3 3 8 67.24 5.25 1.3924 11 1 2 8 67.70 1.57 1.3840 7 2 3 8 68.04 4.93 1.3779 0 4 3 4 68.35 1.08 1.3724 5 5 2 8 69.44 8.99 1.3535 6 3 3 8 71.47 1.71 1.3199 4 4 3 8 71.50 9.85 1.3194 12 3 1 8 72.18 7.58 1.3088 12 1 2 8 72.22 1.56 1.3082 7 3 3 8 72.25 2.95 1.3077 1 0 4 4 72.77 2.47 1.2995 14 1 0 4 73.13 3.06 1.2940 1 1 4 8 73.75 9.16 1.2847 2 6 2 8 73.85 1.20 1.2832 10 5 0 4 73.93 1.67 1.2820 3 0 4 4 74.80 5.88 1.2693 3 6 2 8 75.39 4.18 1.2608 4 0 4 4 75.84 1.61 1.2544 10 1 3 8 76.01 1.04 1.2520 8 6 0 4 76.60 3.35 1.2439 8 5 2 8 76.90 2.19 1.2397 2 5 3 8 77.93 1.05 1.2259 3 5 3 8 78.12 2.76 1.2235 5 6 2 8 78.13 1.05 1.2233 5 1 4 8 80.09 4.75 1.1982 9 5 2 8 80.72 1.33 1.1905 5 2 4 8 82.75 1.14 1.1663 10 3 3 8 83.02 1.36 1.1632 7 6 2 8 84.26 1.24 1.1492 16 0 0 2 85.21 1.64 1.1388 8 0 4 4 87.39 1.09 1.1159 12 2 3 8 88.20 1.80 1.1078 11 5 2 8 89.48 3.64 1.0952 9 6 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.