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 = 8.88 GPa _database_code_amcsd 0004502 CELL PARAMETERS: 9.5391 8.6752 5.1385 90.000 105.106 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 410.536 Density (g/cm3): 3.503 MAX. ABS. INTENSITY / VOLUME**2: 11.96580306 RIR: 1.112 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.48 3.21 4.3376 0 2 0 2 24.72 3.60 3.6010 1 1 1 4 27.31 8.09 3.2654 0 2 1 4 28.27 21.03 3.1574 2 2 0 4 30.73 100.00 2.9095 -2 2 1 4 30.90 25.95 2.8940 3 1 0 4 31.74 37.77 2.8193 -3 1 1 4 32.45 1.40 2.7589 1 3 0 4 35.99 25.93 2.4953 -1 3 1 4 36.21 43.04 2.4805 0 0 2 2 36.36 48.75 2.4711 2 2 1 4 36.39 2.94 2.4689 -2 0 2 2 38.56 2.33 2.3350 1 3 1 4 39.73 18.94 2.2689 3 1 1 4 41.42 9.67 2.1800 1 1 2 4 41.96 8.77 2.1533 0 2 2 4 42.11 1.23 2.1457 -2 2 2 4 42.97 11.82 2.1049 3 3 0 4 43.61 18.28 2.0757 -3 3 1 4 44.07 9.15 2.0550 -4 2 1 4 44.55 1.05 2.0336 4 2 0 4 45.65 20.03 1.9872 0 4 1 4 45.85 8.36 1.9790 2 0 2 2 46.29 13.13 1.9615 -4 0 2 2 47.33 10.07 1.9206 -1 3 2 4 50.00 1.93 1.8240 3 3 1 4 50.67 6.55 1.8017 5 1 0 4 50.70 2.61 1.8005 2 2 2 4 51.43 3.03 1.7769 1 3 2 4 53.76 11.94 1.7050 1 5 0 4 54.81 2.50 1.6748 -5 1 2 4 56.19 2.10 1.6369 -1 5 1 4 56.35 5.56 1.6327 0 4 2 4 56.94 6.41 1.6171 -3 1 3 4 58.17 17.45 1.5860 -2 2 3 4 58.20 12.65 1.5852 -5 3 1 4 58.46 5.54 1.5787 4 4 0 4 59.50 3.02 1.5535 5 3 0 4 60.30 3.87 1.5349 6 0 0 2 61.38 5.90 1.5105 3 5 0 4 61.70 6.94 1.5034 4 0 2 2 62.27 2.98 1.4911 -6 2 1 4 62.29 5.79 1.4906 -6 0 2 2 63.26 1.31 1.4700 -5 3 2 4 63.27 13.59 1.4699 -1 3 3 4 63.65 1.84 1.4619 2 4 2 4 64.44 4.15 1.4459 0 6 0 2 65.13 1.39 1.4322 4 4 1 4 65.74 1.47 1.4205 4 2 2 4 66.31 2.06 1.4097 -6 2 2 4 66.96 18.41 1.3975 5 3 1 4 67.47 3.38 1.3881 0 6 1 4 67.95 1.23 1.3795 2 6 0 4 68.23 4.14 1.3745 1 5 2 4 68.46 9.66 1.3705 -3 5 2 4 68.61 5.05 1.3679 2 2 3 4 69.87 1.38 1.3462 -7 1 1 4 70.25 1.39 1.3399 -2 4 3 4 71.78 1.67 1.3150 0 4 3 4 72.24 1.12 1.3078 5 1 2 4 72.38 4.50 1.3056 6 2 1 4 72.69 1.15 1.3008 7 1 0 4 72.89 6.63 1.2977 -7 1 2 4 73.97 3.13 1.2815 -5 3 3 4 75.42 2.59 1.2603 -1 1 4 4 75.64 3.43 1.2573 -3 1 4 4 76.22 4.79 1.2491 0 6 2 4 76.32 3.48 1.2477 -2 6 2 4 76.86 3.27 1.2402 0 0 4 2 77.21 1.37 1.2356 4 4 2 4 77.29 1.70 1.2344 -4 0 4 2 77.42 1.56 1.2327 -7 3 1 4 78.20 7.37 1.2224 3 5 2 4 79.71 1.02 1.2030 5 3 2 4 79.78 1.44 1.2020 -1 7 1 4 81.36 2.44 1.1827 1 7 1 4 81.51 1.33 1.1809 -7 1 3 4 84.08 1.93 1.1512 8 0 0 2 85.62 1.01 1.1344 6 2 2 4 87.01 1.33 1.1199 -6 4 3 4 87.24 3.14 1.1175 -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.