Enstatite Hugh-Jones D A, Chopelas A, Angel R J Physics and Chemistry of Minerals 24 (1997) 301-310 Tetrahedral compression in (Mg,Fe)SiO3 orthopyroxenes Sample: P = 4.14 GPa, synthetic En60 orthopyroxene _database_code_amcsd 0008013 CELL PARAMETERS: 18.1418 8.7682 5.1495 90.000 90.000 90.000 SPACE GROUP: Pbca X-RAY WAVELENGTH: 1.541838 Cell Volume: 819.136 Density (g/cm3): 3.675 MAX. ABS. INTENSITY / VOLUME**2: 6.930912110 RIR: 0.614 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.05 19.43 6.3044 2 1 0 4 19.57 16.81 4.5354 4 0 0 2 20.26 4.70 4.3841 0 2 0 2 22.29 8.25 3.9882 2 1 1 8 26.70 3.62 3.3382 0 2 1 4 27.16 16.88 3.2831 1 2 1 8 28.12 13.13 3.1729 4 1 1 8 28.31 55.74 3.1522 4 2 0 4 28.49 71.00 3.1328 2 2 1 8 29.54 1.23 3.0236 6 0 0 2 30.59 60.99 2.9225 3 2 1 8 31.29 100.00 2.8584 6 1 0 4 31.85 28.80 2.8096 5 1 1 8 32.18 1.31 2.7819 2 3 0 4 33.33 56.29 2.6885 4 2 1 8 34.84 1.33 2.5747 0 0 2 2 35.21 8.80 2.5492 1 0 2 4 35.67 68.08 2.5173 1 3 1 8 35.93 7.65 2.4992 6 1 1 8 36.27 58.26 2.4769 2 0 2 4 36.58 1.49 2.4568 4 3 0 4 36.58 36.80 2.4566 5 2 1 8 36.71 1.68 2.4478 1 1 2 8 36.72 32.53 2.4476 2 3 1 8 37.98 17.83 2.3690 3 0 2 4 39.40 4.91 2.2870 3 1 2 8 40.28 1.66 2.2391 4 0 2 4 40.29 6.35 2.2383 7 1 1 8 40.69 4.15 2.2174 4 3 1 8 41.63 2.58 2.1695 4 1 2 8 43.04 2.92 2.1015 6 3 0 4 43.08 39.97 2.0998 5 0 2 4 43.42 5.33 2.0842 3 2 2 8 43.47 30.15 2.0818 5 3 1 8 44.24 9.95 2.0471 7 2 1 8 44.36 16.98 2.0420 5 1 2 8 44.88 3.82 2.0196 8 1 1 8 45.01 2.90 2.0142 8 2 0 4 45.24 9.63 2.0046 1 4 1 8 45.49 1.47 1.9941 4 2 2 8 45.99 6.12 1.9736 4 4 0 4 46.10 10.28 1.9688 2 4 1 8 46.68 43.91 1.9457 6 3 1 8 47.52 1.83 1.9133 3 4 1 8 47.53 1.12 1.9131 6 1 2 8 48.53 11.72 1.8758 8 2 1 8 49.46 2.88 1.8429 4 4 1 8 49.93 12.09 1.8266 7 0 2 4 51.04 5.30 1.7896 6 2 2 8 51.41 1.07 1.7775 4 3 2 8 51.44 3.61 1.7766 10 1 0 4 51.86 6.34 1.7629 5 4 1 8 53.20 15.73 1.7218 2 5 0 4 53.75 1.34 1.7053 5 3 2 8 54.20 4.84 1.6922 8 3 1 8 54.42 7.42 1.6861 7 2 2 8 54.96 6.93 1.6706 8 1 2 8 55.27 1.55 1.6621 1 4 2 8 55.48 2.01 1.6562 2 1 3 8 56.02 5.29 1.6415 2 4 2 8 56.34 2.81 1.6329 2 5 1 8 56.73 4.56 1.6227 3 1 3 8 57.26 1.60 1.6089 3 4 2 8 57.67 15.88 1.5984 0 2 3 4 57.92 15.54 1.5922 1 2 3 8 57.94 1.59 1.5917 7 4 1 8 58.12 10.70 1.5872 9 0 2 4 58.15 1.16 1.5864 8 2 2 8 58.43 16.23 1.5794 9 3 1 8 58.57 1.94 1.5761 8 4 0 4 59.16 2.89 1.5618 9 1 2 8 61.09 11.54 1.5170 6 5 0 4 61.32 10.70 1.5118 12 0 0 2 61.42 2.32 1.5095 5 5 1 8 62.20 2.42 1.4924 9 2 2 8 62.85 1.05 1.4786 11 2 1 8 62.94 32.27 1.4767 10 3 1 8 63.01 36.53 1.4752 1 3 3 8 63.19 1.47 1.4716 6 1 3 8 63.61 2.16 1.4627 5 2 3 8 63.68 25.99 1.4614 0 6 0 2 63.68 1.56 1.4612 6 4 2 8 63.71 5.77 1.4608 2 3 3 8 63.98 1.10 1.4551 6 5 1 8 64.50 1.50 1.4448 1 5 2 8 64.85 1.33 1.4377 3 3 3 8 66.32 13.32 1.4095 3 5 2 8 66.65 1.38 1.4033 7 4 2 8 66.74 1.29 1.4016 1 6 1 8 66.94 1.07 1.3979 7 5 1 8 66.95 1.19 1.3976 10 4 0 4 67.44 16.55 1.3888 11 0 2 4 67.73 25.55 1.3835 11 3 1 8 68.08 1.73 1.3772 12 2 1 8 68.39 5.15 1.3717 11 1 2 8 68.46 4.64 1.3705 5 3 3 8 69.04 5.33 1.3604 7 2 3 8 69.56 4.68 1.3515 0 4 3 4 69.78 2.49 1.3477 1 4 3 8 69.89 2.77 1.3460 5 5 2 8 70.89 7.64 1.3294 6 3 3 8 71.54 1.66 1.3189 3 4 3 8 72.78 12.25 1.2994 12 3 1 8 73.23 1.36 1.2926 9 1 3 8 73.43 9.74 1.2895 12 1 2 8 73.56 1.25 1.2875 13 2 1 8 73.71 3.36 1.2853 7 3 3 8 73.79 5.57 1.2841 1 0 4 4 73.94 3.40 1.2819 14 1 0 4 74.71 2.84 1.2706 1 1 4 8 75.54 12.31 1.2586 2 6 2 8 76.59 1.23 1.2440 14 1 1 8 76.61 6.26 1.2438 3 6 2 8 77.00 7.03 1.2385 4 0 4 4 77.74 1.36 1.2284 8 6 0 4 78.28 4.68 1.2213 8 5 2 8 78.72 1.19 1.2156 2 5 3 8 79.36 1.23 1.2074 4 7 0 4 79.77 2.23 1.2022 3 5 3 8 79.80 2.34 1.2018 5 1 4 8 79.99 4.98 1.1995 5 6 2 8 81.86 6.93 1.1768 9 5 2 8 82.11 1.32 1.1738 6 1 4 8 82.49 2.11 1.1693 5 2 4 8 83.84 1.11 1.1539 5 7 1 8 84.81 1.44 1.1431 7 1 4 8 85.00 3.05 1.1411 7 6 2 8 85.67 2.66 1.1339 16 0 0 2 87.04 3.01 1.1196 8 0 4 4 89.16 1.39 1.0983 12 2 3 8 89.22 1.06 1.0977 16 2 0 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.