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 = 9.50 GPa _database_code_amcsd 0004503 CELL PARAMETERS: 9.5270 8.6587 5.1306 90.000 105.067 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 408.681 Density (g/cm3): 3.519 MAX. ABS. INTENSITY / VOLUME**2: 11.93310263 RIR: 1.104 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.51 3.21 4.3293 0 2 0 2 24.75 3.71 3.5967 1 1 1 4 27.36 8.06 3.2600 0 2 1 4 28.31 20.52 3.1526 2 2 0 4 30.79 100.00 2.9044 -2 2 1 4 30.94 25.85 2.8906 3 1 0 4 31.79 37.99 2.8149 -3 1 1 4 32.51 1.51 2.7539 1 3 0 4 36.06 26.07 2.4907 -1 3 1 4 36.27 43.59 2.4771 0 0 2 2 36.40 49.93 2.4680 2 2 1 4 36.45 2.96 2.4648 -2 0 2 2 38.62 2.46 2.3312 1 3 1 4 39.77 19.22 2.2666 3 1 1 4 41.47 9.82 2.1773 1 1 2 4 42.02 8.86 2.1501 0 2 2 4 42.19 1.23 2.1420 -2 2 2 4 43.04 11.76 2.1017 3 3 0 4 43.68 18.50 2.0721 -3 3 1 4 44.14 9.13 2.0519 -4 2 1 4 44.61 1.06 2.0311 4 2 0 4 45.74 20.00 1.9836 0 4 1 4 45.90 8.30 1.9770 2 0 2 2 46.37 13.26 1.9583 -4 0 2 2 47.42 10.15 1.9174 -1 3 2 4 50.07 1.94 1.8216 3 3 1 4 50.73 6.43 1.7997 5 1 0 4 50.77 2.57 1.7983 2 2 2 4 51.51 3.09 1.7743 1 3 2 4 53.87 11.82 1.7018 1 5 0 4 54.91 2.58 1.6722 -5 1 2 4 56.31 2.21 1.6339 -1 5 1 4 56.45 5.58 1.6300 0 4 2 4 57.05 6.51 1.6144 -3 1 3 4 58.27 17.67 1.5834 -2 2 3 4 58.29 12.53 1.5828 -5 3 1 4 58.56 5.70 1.5763 4 4 0 4 59.59 3.12 1.5515 5 3 0 4 60.37 3.85 1.5332 6 0 0 2 61.49 6.03 1.5079 3 5 0 4 61.76 7.02 1.5020 4 0 2 2 62.36 3.12 1.4890 -6 2 1 4 62.39 5.80 1.4883 -6 0 2 2 63.38 13.44 1.4675 -1 3 3 4 63.38 1.33 1.4675 -5 3 2 4 63.76 1.85 1.4598 2 4 2 4 64.58 4.18 1.4431 0 6 0 2 65.23 1.39 1.4303 4 4 1 4 65.82 1.52 1.4190 4 2 2 4 66.42 2.05 1.4075 -6 2 2 4 67.05 18.48 1.3959 5 3 1 4 67.62 3.43 1.3855 0 6 1 4 68.09 1.26 1.3769 2 6 0 4 68.36 4.14 1.3722 1 5 2 4 68.60 9.65 1.3680 -3 5 2 4 68.70 5.09 1.3662 2 2 3 4 69.98 1.38 1.3445 -7 1 1 4 70.39 1.44 1.3376 -2 4 3 4 71.91 1.67 1.3130 0 4 3 4 72.32 1.13 1.3066 5 1 2 4 72.47 4.53 1.3042 6 2 1 4 72.79 1.14 1.2993 7 1 0 4 73.02 6.66 1.2958 -7 1 2 4 74.11 3.19 1.2793 -5 3 3 4 75.55 2.59 1.2585 -1 1 4 4 75.78 3.42 1.2552 -3 1 4 4 76.38 4.73 1.2469 0 6 2 4 76.49 3.47 1.2454 -2 6 2 4 76.99 3.34 1.2386 0 0 4 2 77.32 1.43 1.2340 4 4 2 4 77.45 1.69 1.2324 -4 0 4 2 77.55 1.58 1.2310 -7 3 1 4 78.34 7.30 1.2206 3 5 2 4 79.81 1.02 1.2017 5 3 2 4 79.97 1.45 1.1998 -1 7 1 4 81.54 2.53 1.1805 1 7 1 4 81.67 1.33 1.1790 -7 1 3 4 84.20 1.98 1.1499 8 0 0 2 85.72 1.01 1.1333 6 2 2 4 87.20 1.33 1.1179 -6 4 3 4 87.42 3.13 1.1156 -6 0 4 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.