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 after Levien and Prewitt (1981) with O3-O3-O3 angle = 166.4 and model oxygen radius = 1.319 _database_code_amcsd 0003480 CELL PARAMETERS: 9.7600 9.0710 5.2370 90.000 108.700 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 439.171 Density (g/cm3): 3.275 MAX. ABS. INTENSITY / VOLUME**2: 6.469765558 RIR: 0.643 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 19.20 4.16 4.6224 2 0 0 2 19.57 7.92 4.5355 0 2 0 2 19.95 11.87 4.4495 -1 1 1 4 26.63 73.32 3.3473 0 2 1 4 27.55 59.86 3.2374 2 2 0 4 29.36 100.00 3.0417 -2 2 1 4 30.46 77.19 2.9342 -3 1 1 4 30.64 79.99 2.9178 3 1 0 4 31.12 7.12 2.8739 1 3 0 4 34.47 70.91 2.6017 -1 3 1 4 35.15 4.13 2.5530 -2 0 2 2 35.74 2.13 2.5122 -1 1 2 4 36.22 75.93 2.4803 0 0 2 2 36.39 24.87 2.4692 2 2 1 4 37.71 5.59 2.3857 1 3 1 4 38.97 1.76 2.3112 4 0 0 2 39.75 7.26 2.2678 0 4 0 2 40.34 28.93 2.2358 3 1 1 4 40.55 3.44 2.2247 -2 2 2 4 41.50 7.86 2.1761 0 2 2 4 41.72 46.31 2.1649 -3 3 1 4 41.82 15.77 2.1598 1 1 2 4 41.86 3.70 2.1582 3 3 0 4 42.45 7.02 2.1294 -4 2 1 4 43.90 15.32 2.0624 0 4 1 4 43.97 8.15 2.0592 4 2 0 4 44.17 23.31 2.0502 -4 0 2 2 44.50 10.25 2.0359 2 4 0 4 45.72 21.62 1.9845 -2 4 1 4 46.79 11.74 1.9415 2 0 2 2 49.36 2.80 1.8463 -3 3 2 4 49.71 2.67 1.8341 3 3 1 4 50.37 2.10 1.8117 5 1 0 4 50.82 11.18 1.7965 2 4 1 4 50.98 2.14 1.7914 1 3 2 4 51.18 13.82 1.7849 2 2 2 4 51.32 4.64 1.7802 1 5 0 4 52.78 6.29 1.7345 4 2 1 4 54.07 4.22 1.6960 -1 1 3 4 54.09 7.38 1.6955 -2 4 2 4 54.88 7.48 1.6728 -3 1 3 4 55.43 9.64 1.6577 3 1 2 4 55.63 2.84 1.6521 -4 4 1 4 56.15 30.73 1.6382 -5 3 1 4 56.53 22.27 1.6281 -2 2 3 4 58.99 6.88 1.5659 -3 5 1 4 59.09 1.86 1.5634 3 5 0 4 59.63 14.51 1.5505 -6 0 2 2 60.04 14.74 1.5408 6 0 0 2 60.92 1.77 1.5208 -4 4 2 4 61.32 21.41 1.5118 0 6 0 2 61.89 16.82 1.4993 -1 3 3 4 62.63 4.16 1.4832 -3 3 3 4 63.03 3.32 1.4748 2 4 2 4 63.17 1.91 1.4718 4 0 2 2 63.40 3.01 1.4671 -6 2 2 4 64.43 2.84 1.4460 4 4 1 4 65.15 5.89 1.4318 -3 5 2 4 65.45 6.47 1.4261 3 5 1 4 66.99 37.44 1.3969 5 3 1 4 67.78 12.38 1.3826 -2 4 3 4 68.15 1.24 1.3759 -7 1 1 4 68.19 5.67 1.3752 1 3 3 4 69.91 11.53 1.3456 -7 1 2 4 70.31 8.22 1.3388 -5 3 3 4 72.27 1.43 1.3073 -2 0 4 2 72.30 2.33 1.3069 7 1 0 4 72.69 2.15 1.3009 -2 6 2 4 73.07 2.41 1.2949 5 5 0 4 73.32 5.71 1.2911 -3 1 4 4 73.34 24.90 1.2909 0 6 2 4 73.83 4.02 1.2835 5 1 2 4 73.97 1.80 1.2814 3 1 3 4 74.30 6.41 1.2765 -4 0 4 2 75.08 1.43 1.2652 4 6 0 4 75.72 3.49 1.2561 -2 2 4 4 76.11 1.65 1.2507 -1 5 3 4 76.79 2.12 1.2413 -3 5 3 4 76.87 4.51 1.2401 0 0 4 2 77.25 6.01 1.2351 3 5 2 4 77.28 1.31 1.2346 4 4 2 4 77.39 1.61 1.2332 -7 1 3 4 78.63 2.24 1.2168 -4 6 2 4 80.30 3.21 1.1957 -3 7 1 4 80.39 1.12 1.1945 3 7 0 4 80.52 3.41 1.1928 2 6 2 4 82.14 2.28 1.1734 -8 2 1 4 82.80 4.70 1.1657 -6 0 4 2 82.83 2.86 1.1654 -8 2 2 4 83.69 1.19 1.1556 8 0 0 2 83.88 1.92 1.1535 6 0 2 2 85.79 2.25 1.1327 -3 7 2 4 86.05 1.20 1.1298 3 7 1 4 87.01 1.10 1.1198 8 2 0 4 87.79 2.25 1.1119 2 0 4 2 88.44 1.13 1.1054 0 8 1 4 88.86 1.02 1.1012 2 8 0 4 89.07 3.51 1.0992 -8 2 3 4 89.73 4.54 1.0929 -2 8 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.