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 Cameron et al. (1973) with O3-O3-O3 angle = 166.4 and model oxygen radius = 1.318 _database_code_amcsd 0003478 CELL PARAMETERS: 9.7560 9.0670 5.2350 90.000 108.700 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 438.630 Density (g/cm3): 3.279 MAX. ABS. INTENSITY / VOLUME**2: 6.474876451 RIR: 0.643 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 19.21 4.22 4.6205 2 0 0 2 19.58 7.92 4.5335 0 2 0 2 19.96 11.82 4.4477 -1 1 1 4 26.64 73.39 3.3459 0 2 1 4 27.56 59.88 3.2360 2 2 0 4 29.38 100.00 3.0404 -2 2 1 4 30.48 77.20 2.9330 -3 1 1 4 30.65 79.94 2.9166 3 1 0 4 31.13 7.13 2.8726 1 3 0 4 34.49 70.82 2.6006 -1 3 1 4 35.17 4.12 2.5520 -2 0 2 2 35.76 2.14 2.5113 -1 1 2 4 36.23 76.07 2.4793 0 0 2 2 36.40 24.90 2.4682 2 2 1 4 37.72 5.61 2.3847 1 3 1 4 38.99 1.76 2.3102 4 0 0 2 39.77 7.26 2.2668 0 4 0 2 40.36 28.90 2.2349 3 1 1 4 40.57 3.45 2.2239 -2 2 2 4 41.51 7.86 2.1753 0 2 2 4 41.74 46.32 2.1639 -3 3 1 4 41.84 15.79 2.1590 1 1 2 4 41.88 3.69 2.1573 3 3 0 4 42.47 7.02 2.1286 -4 2 1 4 43.92 15.33 2.0616 0 4 1 4 43.99 8.15 2.0584 4 2 0 4 44.19 23.25 2.0494 -4 0 2 2 44.52 10.28 2.0350 2 4 0 4 45.74 21.62 1.9836 -2 4 1 4 46.81 11.71 1.9408 2 0 2 2 49.38 2.80 1.8456 -3 3 2 4 49.73 2.66 1.8333 3 3 1 4 50.39 2.09 1.8110 5 1 0 4 50.85 11.19 1.7957 2 4 1 4 51.00 2.15 1.7907 1 3 2 4 51.20 13.85 1.7841 2 2 2 4 51.35 4.64 1.7795 1 5 0 4 52.80 6.30 1.7338 4 2 1 4 54.09 4.22 1.6953 -1 1 3 4 54.12 7.39 1.6947 -2 4 2 4 54.91 7.50 1.6722 -3 1 3 4 55.45 9.66 1.6570 3 1 2 4 55.66 2.84 1.6514 -4 4 1 4 56.17 30.80 1.6375 -5 3 1 4 56.55 22.28 1.6274 -2 2 3 4 59.01 6.87 1.5652 -3 5 1 4 59.12 1.86 1.5627 3 5 0 4 59.66 14.52 1.5498 -6 0 2 2 60.07 14.69 1.5402 6 0 0 2 60.94 1.77 1.5202 -4 4 2 4 61.35 21.41 1.5112 0 6 0 2 61.92 16.79 1.4987 -1 3 3 4 62.66 4.18 1.4826 -3 3 3 4 63.06 3.31 1.4742 2 4 2 4 63.20 1.91 1.4712 4 0 2 2 63.43 3.00 1.4665 -6 2 2 4 64.46 2.84 1.4454 4 4 1 4 65.18 5.89 1.4312 -3 5 2 4 65.48 6.47 1.4255 3 5 1 4 67.02 37.44 1.3964 5 3 1 4 67.81 12.38 1.3821 -2 4 3 4 68.19 1.24 1.3753 -7 1 1 4 68.22 5.66 1.3746 1 3 3 4 69.94 11.54 1.3451 -7 1 2 4 70.35 8.24 1.3383 -5 3 3 4 72.31 1.44 1.3068 -2 0 4 2 72.33 2.33 1.3064 7 1 0 4 72.72 2.14 1.3003 -2 6 2 4 73.11 2.42 1.2944 5 5 0 4 73.36 5.70 1.2906 -3 1 4 4 73.37 24.91 1.2904 0 6 2 4 73.87 4.03 1.2830 5 1 2 4 74.01 1.80 1.2809 3 1 3 4 74.34 6.40 1.2760 -4 0 4 2 75.12 1.43 1.2646 4 6 0 4 75.75 3.49 1.2556 -2 2 4 4 76.15 1.65 1.2501 -1 5 3 4 76.83 2.12 1.2408 -3 5 3 4 76.91 4.52 1.2397 0 0 4 2 77.28 6.00 1.2345 3 5 2 4 77.32 1.31 1.2341 4 4 2 4 77.42 1.60 1.2327 -7 1 3 4 78.67 2.23 1.2163 -4 6 2 4 80.34 3.21 1.1951 -3 7 1 4 80.43 1.12 1.1940 3 7 0 4 80.57 3.41 1.1923 2 6 2 4 82.18 2.29 1.1730 -8 2 1 4 82.84 4.71 1.1653 -6 0 4 2 82.87 2.87 1.1649 -8 2 2 4 83.73 1.19 1.1551 8 0 0 2 83.92 1.92 1.1530 6 0 2 2 85.83 2.25 1.1322 -3 7 2 4 86.10 1.20 1.1293 3 7 1 4 87.06 1.10 1.1194 8 2 0 4 87.83 2.25 1.1114 2 0 4 2 88.49 1.13 1.1049 0 8 1 4 88.91 1.03 1.1007 2 8 0 4 89.11 3.51 1.0988 -8 2 3 4 89.78 4.54 1.0924 -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.