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 = 10.16 GPa _database_code_amcsd 0004504 CELL PARAMETERS: 9.5164 8.6449 5.1246 90.000 105.033 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 407.164 Density (g/cm3): 3.532 MAX. ABS. INTENSITY / VOLUME**2: 11.96523861 RIR: 1.103 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.55 3.18 4.3225 0 2 0 2 24.78 3.77 3.5933 1 1 1 4 27.40 7.94 3.2556 0 2 1 4 28.35 20.32 3.1485 2 2 0 4 30.83 100.00 2.9002 -2 2 1 4 30.97 25.43 2.8876 3 1 0 4 31.83 37.95 2.8112 -3 1 1 4 32.56 1.43 2.7496 1 3 0 4 36.12 26.30 2.4869 -1 3 1 4 36.30 43.40 2.4746 0 0 2 2 36.44 50.09 2.4655 2 2 1 4 36.50 3.10 2.4616 -2 0 2 2 38.67 2.50 2.3281 1 3 1 4 39.80 19.23 2.2647 3 1 1 4 41.51 9.90 2.1753 1 1 2 4 42.07 8.78 2.1476 0 2 2 4 42.25 1.27 2.1390 -2 2 2 4 43.10 11.90 2.0990 3 3 0 4 43.75 18.59 2.0691 -3 3 1 4 44.20 9.00 2.0492 -4 2 1 4 44.66 1.10 2.0288 4 2 0 4 45.81 20.22 1.9806 0 4 1 4 45.94 8.35 1.9754 2 0 2 2 46.43 13.45 1.9556 -4 0 2 2 47.48 10.32 1.9148 -1 3 2 4 50.13 1.90 1.8196 3 3 1 4 50.78 6.35 1.7979 5 1 0 4 50.82 2.65 1.7966 2 2 2 4 51.57 3.03 1.7723 1 3 2 4 53.96 11.73 1.6992 1 5 0 4 54.99 2.65 1.6699 -5 1 2 4 56.40 2.19 1.6313 -1 5 1 4 56.54 5.61 1.6278 0 4 2 4 57.13 6.53 1.6122 -3 1 3 4 58.35 17.61 1.5814 -2 2 3 4 58.38 12.51 1.5808 -5 3 1 4 58.64 5.66 1.5742 4 4 0 4 59.66 3.25 1.5497 5 3 0 4 60.43 3.80 1.5318 6 0 0 2 61.59 6.11 1.5057 3 5 0 4 61.82 7.11 1.5008 4 0 2 2 62.44 3.12 1.4872 -6 2 1 4 62.49 5.92 1.4864 -6 0 2 2 63.47 13.64 1.4657 -1 3 3 4 63.48 1.29 1.4654 -5 3 2 4 63.84 1.87 1.4581 2 4 2 4 64.70 4.17 1.4408 0 6 0 2 65.32 1.36 1.4286 4 4 1 4 65.88 1.51 1.4178 4 2 2 4 66.52 1.99 1.4056 -6 2 2 4 67.12 18.59 1.3945 5 3 1 4 67.73 3.57 1.3834 0 6 1 4 68.21 1.29 1.3748 2 6 0 4 68.46 4.11 1.3704 1 5 2 4 68.72 9.68 1.3660 -3 5 2 4 68.78 5.13 1.3650 2 2 3 4 70.07 1.44 1.3430 -7 1 1 4 70.50 1.45 1.3358 -2 4 3 4 72.01 1.68 1.3114 0 4 3 4 72.38 1.19 1.3056 5 1 2 4 72.55 4.56 1.3030 6 2 1 4 72.87 1.16 1.2981 7 1 0 4 73.13 6.68 1.2941 -7 1 2 4 74.24 3.14 1.2775 -5 3 3 4 75.65 2.66 1.2571 -1 1 4 4 75.89 3.42 1.2537 -3 1 4 4 76.51 4.67 1.2451 0 6 2 4 76.63 3.50 1.2435 -2 6 2 4 77.08 3.28 1.2373 0 0 4 2 77.42 1.41 1.2327 4 4 2 4 77.57 1.72 1.2308 -4 0 4 2 77.66 1.64 1.2295 -7 3 1 4 78.45 7.32 1.2192 3 5 2 4 79.90 1.04 1.2006 5 3 2 4 80.12 1.45 1.1979 -1 7 1 4 81.69 2.47 1.1787 1 7 1 4 81.81 1.36 1.1774 -7 1 3 4 84.29 2.02 1.1488 8 0 0 2 85.81 1.00 1.1324 6 2 2 4 87.35 1.38 1.1163 -6 4 3 4 87.57 3.09 1.1141 -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.