Diopside Thompson R M, Downs R T American Mineralogist 93 (2008) 177-186 The crystal structure of diopside at pressure to 10 GPa Locality: DeKalb, New York Sample: P = 7.08 GPa _database_code_amcsd 0004500 CELL PARAMETERS: 9.5731 8.7197 5.1580 90.000 105.203 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 415.493 Density (g/cm3): 3.461 MAX. ABS. INTENSITY / VOLUME**2: 11.91680288 RIR: 1.121 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.37 3.10 4.3598 0 2 0 2 24.65 3.50 3.6122 1 1 1 4 27.19 8.64 3.2796 0 2 1 4 28.15 21.50 3.1705 2 2 0 4 30.58 100.00 2.9232 -2 2 1 4 30.79 26.15 2.9036 3 1 0 4 31.60 37.55 2.8312 -3 1 1 4 32.29 1.39 2.7726 1 3 0 4 35.81 25.94 2.5075 -1 3 1 4 36.09 42.79 2.4887 0 0 2 2 36.23 47.78 2.4795 2 2 1 4 36.23 2.79 2.4792 -2 0 2 2 38.39 2.16 2.3450 1 3 1 4 39.61 18.73 2.2751 3 1 1 4 41.29 9.72 2.1867 1 1 2 4 41.79 8.92 2.1614 0 2 2 4 41.92 1.22 2.1551 -2 2 2 4 42.78 11.27 2.1137 3 3 0 4 43.39 18.39 2.0853 -3 3 1 4 43.87 9.07 2.0636 -4 2 1 4 44.39 1.07 2.0409 4 2 0 4 45.42 19.74 1.9968 0 4 1 4 45.72 8.11 1.9844 2 0 2 2 46.08 12.98 1.9700 -4 0 2 2 47.11 9.59 1.9291 -1 3 2 4 49.81 2.02 1.8306 3 3 1 4 50.49 6.49 1.8075 5 1 0 4 50.53 2.69 1.8061 2 2 2 4 51.22 3.12 1.7836 1 3 2 4 53.47 12.27 1.7137 1 5 0 4 54.56 2.42 1.6820 -5 1 2 4 55.89 1.95 1.6452 -1 5 1 4 56.08 5.43 1.6398 0 4 2 4 56.68 6.37 1.6239 -3 1 3 4 57.91 17.45 1.5925 -2 2 3 4 57.93 12.80 1.5918 -5 3 1 4 58.20 5.51 1.5853 4 4 0 4 59.26 2.84 1.5593 5 3 0 4 60.09 3.82 1.5397 6 0 0 2 61.06 5.72 1.5175 3 5 0 4 61.52 6.89 1.5072 4 0 2 2 62.00 2.93 1.4968 -6 2 1 4 62.01 5.64 1.4967 -6 0 2 2 62.95 1.32 1.4765 -5 3 2 4 62.98 13.55 1.4758 -1 3 3 4 63.38 1.85 1.4674 2 4 2 4 64.07 4.26 1.4533 0 6 0 2 64.86 1.46 1.4375 4 4 1 4 65.53 1.46 1.4245 4 2 2 4 65.99 2.15 1.4156 -6 2 2 4 66.71 18.31 1.4021 5 3 1 4 67.09 3.18 1.3950 0 6 1 4 67.57 1.18 1.3863 2 6 0 4 67.90 4.23 1.3804 1 5 2 4 68.08 9.59 1.3771 -3 5 2 4 68.37 4.95 1.3721 2 2 3 4 69.58 1.36 1.3511 -7 1 1 4 69.90 1.34 1.3458 -2 4 3 4 71.45 1.64 1.3203 0 4 3 4 72.02 1.10 1.3113 5 1 2 4 72.14 4.46 1.3094 6 2 1 4 72.43 1.15 1.3049 7 1 0 4 72.55 6.63 1.3029 -7 1 2 4 73.58 3.18 1.2873 -5 3 3 4 75.11 2.50 1.2649 -1 1 4 4 75.28 3.48 1.2623 -3 1 4 4 75.80 4.99 1.2550 0 6 2 4 75.89 3.46 1.2538 -2 6 2 4 76.56 3.29 1.2444 0 0 4 2 76.90 1.34 1.2398 4 4 2 4 76.91 1.70 1.2396 -4 0 4 2 77.07 1.53 1.2374 -7 3 1 4 77.84 7.33 1.2271 3 5 2 4 79.30 1.42 1.2081 -1 7 1 4 80.88 2.42 1.1885 1 7 1 4 81.09 1.32 1.1859 -7 1 3 4 83.76 1.91 1.1548 8 0 0 2 85.33 1.02 1.1376 6 2 2 4 86.52 1.25 1.1249 -6 4 3 4 86.77 3.15 1.1223 -6 0 4 2 89.68 1.78 1.0933 2 2 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.