Pyroxene-ideal Thompson R M, Downs R T American Mineralogist 89 (2004) 614-628 Model pyroxenes II: Structural variation as a function of tetrahedral rotation model diopside at 1000C after Cameron et al. (1973) with O3-O3-O3 angle = 168.5 and model oxygen radius = 1.330 _database_code_amcsd 0003479 CELL PARAMETERS: 9.8760 9.1700 5.2940 90.000 109.000 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 453.320 Density (g/cm3): 3.172 MAX. ABS. INTENSITY / VOLUME**2: 6.568167925 RIR: 0.674 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 19.01 3.82 4.6690 2 0 0 2 19.36 7.75 4.5850 0 2 0 2 19.72 12.64 4.5019 -1 1 1 4 26.36 69.95 3.3810 0 2 1 4 27.26 57.19 3.2714 2 2 0 4 29.00 100.00 3.0789 -2 2 1 4 30.07 74.22 2.9719 -3 1 1 4 30.32 76.25 2.9475 3 1 0 4 30.78 7.03 2.9050 1 3 0 4 34.08 62.78 2.6309 -1 3 1 4 34.72 3.52 2.5838 -2 0 2 2 35.35 1.99 2.5388 -1 1 2 4 35.88 74.45 2.5028 0 0 2 2 36.06 22.15 2.4906 2 2 1 4 37.33 6.36 2.4088 1 3 1 4 38.57 1.71 2.3345 4 0 0 2 39.30 7.29 2.2925 0 4 0 2 40.00 27.54 2.2541 3 1 1 4 40.06 2.80 2.2510 -2 2 2 4 41.09 7.36 2.1968 0 2 2 4 41.21 44.54 2.1907 -3 3 1 4 41.40 3.69 2.1809 3 3 0 4 41.47 14.72 2.1777 1 1 2 4 41.91 6.35 2.1554 -4 2 1 4 43.42 14.75 2.0843 0 4 1 4 43.50 7.92 2.0804 4 2 0 4 43.56 22.35 2.0775 -4 0 2 2 44.00 9.78 2.0578 2 4 0 4 45.17 22.29 2.0072 -2 4 1 4 46.41 10.86 1.9565 2 0 2 2 48.72 2.89 1.8689 -3 3 2 4 49.23 2.80 1.8508 3 3 1 4 49.83 1.99 1.8300 5 1 0 4 50.30 9.83 1.8139 2 4 1 4 50.49 2.27 1.8077 1 3 2 4 50.73 4.68 1.7996 1 5 0 4 50.73 13.68 1.7995 2 2 2 4 52.29 6.39 1.7496 4 2 1 4 53.43 7.97 1.7148 -2 4 2 4 53.49 4.31 1.7131 -1 1 3 4 54.18 6.91 1.6929 -3 1 3 4 54.93 2.56 1.6714 -4 4 1 4 54.97 9.74 1.6705 3 1 2 4 55.43 30.54 1.6575 -5 3 1 4 55.85 21.55 1.6461 -2 2 3 4 58.25 6.88 1.5838 -3 5 1 4 58.40 1.65 1.5801 3 5 0 4 58.79 13.25 1.5707 -6 0 2 2 59.39 14.29 1.5563 6 0 0 2 60.10 1.50 1.5394 -4 4 2 4 60.59 20.29 1.5283 0 6 0 2 61.19 15.17 1.5146 -1 3 3 4 61.82 4.91 1.5006 -3 3 3 4 62.40 2.74 1.4882 2 4 2 4 62.51 3.37 1.4859 -6 2 2 4 62.63 1.54 1.4832 4 0 2 2 63.76 2.93 1.4596 4 4 1 4 64.31 5.64 1.4485 -3 5 2 4 64.73 6.09 1.4400 3 5 1 4 66.31 35.17 1.4096 5 3 1 4 66.94 11.81 1.3979 -2 4 3 4 67.27 1.22 1.3918 -7 1 1 4 67.51 5.51 1.3874 1 3 3 4 68.90 11.60 1.3628 -7 1 2 4 69.30 7.72 1.3558 -5 3 3 4 71.40 1.63 1.3211 -2 0 4 2 71.46 2.24 1.3201 7 1 0 4 71.76 2.37 1.3154 -2 6 2 4 72.19 2.35 1.3085 5 5 0 4 72.37 4.74 1.3058 -3 1 4 4 72.46 24.26 1.3044 0 6 2 4 73.16 3.85 1.2936 5 1 2 4 73.27 6.98 1.2919 -4 0 4 2 73.31 1.78 1.2913 3 1 3 4 74.16 1.47 1.2787 4 6 0 4 74.79 3.62 1.2694 -2 2 4 4 75.18 1.60 1.2637 -1 5 3 4 75.76 1.86 1.2556 -3 5 3 4 76.06 3.98 1.2514 0 0 4 2 76.19 1.63 1.2495 -7 1 3 4 76.42 5.61 1.2464 3 5 2 4 76.50 1.34 1.2453 4 4 2 4 77.54 2.30 1.2311 -4 6 2 4 79.23 2.94 1.2091 -3 7 1 4 79.59 3.65 1.2044 2 6 2 4 81.02 2.19 1.1868 -8 2 1 4 81.51 4.39 1.1809 -6 0 4 2 81.59 2.62 1.1799 -8 2 2 4 82.67 1.15 1.1672 8 0 0 2 83.06 2.03 1.1627 6 0 2 2 84.59 2.18 1.1456 -3 7 2 4 84.98 1.22 1.1414 3 7 1 4 85.93 1.04 1.1312 8 2 0 4 86.91 2.56 1.1209 2 0 4 2 87.25 1.07 1.1173 0 8 1 4 87.62 3.17 1.1136 -8 2 3 4 88.48 4.21 1.1050 -2 8 1 4 88.71 1.21 1.1027 -7 1 4 4 89.47 9.53 1.0954 -6 6 2 4 89.98 5.27 1.0905 6 6 0 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.