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 = 4.22 GPa _database_code_amcsd 0004498 CELL PARAMETERS: 9.6341 8.7948 5.1926 90.000 105.421 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 424.129 Density (g/cm3): 3.391 MAX. ABS. INTENSITY / VOLUME**2: 11.77514915 RIR: 1.131 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.19 3.27 4.3974 0 2 0 2 24.52 3.25 3.6304 1 1 1 4 26.99 9.11 3.3037 0 2 1 4 27.94 22.94 3.1929 2 2 0 4 30.33 100.00 2.9473 -2 2 1 4 30.62 26.55 2.9201 3 1 0 4 31.35 37.07 2.8529 -3 1 1 4 32.01 1.33 2.7956 1 3 0 4 35.50 25.31 2.5284 -1 3 1 4 35.88 42.02 2.5028 0 0 2 2 35.95 2.54 2.4980 -2 0 2 2 36.02 45.31 2.4932 2 2 1 4 38.11 1.81 2.3616 1 3 1 4 39.43 17.97 2.2851 3 1 1 4 41.07 9.59 2.1977 1 1 2 4 41.52 9.04 2.1752 0 2 2 4 41.58 1.32 2.1720 -2 2 2 4 42.47 10.83 2.1286 3 3 0 4 43.03 18.19 2.1022 -3 3 1 4 43.53 8.83 2.0790 -4 2 1 4 44.11 1.04 2.0532 4 2 0 4 45.03 19.40 2.0131 0 4 1 4 45.51 7.78 1.9929 2 0 2 2 45.69 12.36 1.9857 -4 0 2 2 46.74 8.94 1.9436 -1 3 2 4 49.50 2.00 1.8414 3 3 1 4 50.20 6.37 1.8174 5 1 0 4 50.26 2.74 1.8152 2 2 2 4 50.88 3.23 1.7947 1 3 2 4 52.98 12.56 1.7282 1 5 0 4 54.10 2.25 1.6951 -5 1 2 4 55.38 1.77 1.6591 -1 5 1 4 55.64 5.05 1.6518 0 4 2 4 56.22 6.35 1.6363 -3 1 3 4 57.45 16.90 1.6041 -2 2 3 4 57.47 13.26 1.6035 -5 3 1 4 57.75 5.33 1.5965 4 4 0 4 58.86 2.52 1.5690 5 3 0 4 59.74 3.62 1.5479 6 0 0 2 60.54 5.27 1.5293 3 5 0 4 61.25 6.71 1.5133 4 0 2 2 61.49 5.37 1.5080 -6 0 2 2 61.54 2.71 1.5069 -6 2 1 4 62.39 1.28 1.4883 -5 3 2 4 62.50 13.18 1.4861 -1 3 3 4 62.94 1.81 1.4766 2 4 2 4 63.46 4.26 1.4658 0 6 0 2 64.42 1.47 1.4464 4 4 1 4 65.20 1.42 1.4310 4 2 2 4 65.43 2.17 1.4265 -6 2 2 4 66.31 17.82 1.4096 5 3 1 4 66.46 2.79 1.4067 0 6 1 4 66.94 1.04 1.3978 2 6 0 4 67.35 4.13 1.3903 1 5 2 4 67.44 9.37 1.3887 -3 5 2 4 67.98 4.69 1.3789 2 2 3 4 69.08 1.26 1.3598 -7 1 1 4 69.29 1.25 1.3561 -2 4 3 4 70.90 1.56 1.3292 0 4 3 4 71.68 1.03 1.3167 5 1 2 4 71.74 4.22 1.3157 6 2 1 4 71.94 6.47 1.3125 -7 1 2 4 71.98 1.10 1.3119 7 1 0 4 72.89 3.19 1.2977 -5 3 3 4 74.56 2.31 1.2728 -1 1 4 4 74.65 3.49 1.2715 -3 1 4 4 75.11 5.21 1.2648 0 6 2 4 75.15 3.30 1.2642 -2 6 2 4 76.05 3.24 1.2514 0 0 4 2 76.23 1.60 1.2490 -4 0 4 2 76.40 1.17 1.2466 4 4 2 4 76.46 1.45 1.2458 -7 3 1 4 77.26 7.14 1.2348 3 5 2 4 78.50 1.35 1.2185 -1 7 1 4 80.08 2.24 1.1983 1 7 1 4 80.33 1.17 1.1952 -7 1 3 4 83.22 1.82 1.1609 8 0 0 2 85.65 1.11 1.1341 -6 4 3 4 85.92 3.09 1.1313 -6 0 4 2 89.10 1.68 1.0989 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.