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 = 5.11 GPa _database_code_amcsd 0004499 CELL PARAMETERS: 9.6135 8.7695 5.1813 90.000 105.337 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 421.256 Density (g/cm3): 3.414 MAX. ABS. INTENSITY / VOLUME**2: 11.92458155 RIR: 1.137 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.25 3.11 4.3847 0 2 0 2 24.56 3.42 3.6248 1 1 1 4 27.06 8.94 3.2957 0 2 1 4 28.01 21.96 3.1855 2 2 0 4 30.41 100.00 2.9391 -2 2 1 4 30.67 25.81 2.9147 3 1 0 4 31.44 37.09 2.8455 -3 1 1 4 32.11 1.30 2.7879 1 3 0 4 35.61 25.53 2.5214 -1 3 1 4 35.95 42.43 2.4984 0 0 2 2 36.05 2.62 2.4917 -2 0 2 2 36.09 46.33 2.4888 2 2 1 4 38.20 1.94 2.3561 1 3 1 4 39.49 18.38 2.2821 3 1 1 4 41.14 9.85 2.1943 1 1 2 4 41.60 9.16 2.1707 0 2 2 4 41.69 1.28 2.1663 -2 2 2 4 42.57 11.03 2.1236 3 3 0 4 43.15 18.46 2.0964 -3 3 1 4 43.65 8.87 2.0737 -4 2 1 4 44.20 1.08 2.0491 4 2 0 4 45.16 19.58 2.0076 0 4 1 4 45.58 7.76 1.9904 2 0 2 2 45.82 12.75 1.9803 -4 0 2 2 46.86 9.24 1.9388 -1 3 2 4 49.60 2.11 1.8379 3 3 1 4 50.30 6.21 1.8141 5 1 0 4 50.35 2.82 1.8124 2 2 2 4 50.99 3.25 1.7911 1 3 2 4 53.15 12.62 1.7233 1 5 0 4 54.26 2.35 1.6906 -5 1 2 4 55.55 1.87 1.6544 -1 5 1 4 55.79 5.16 1.6479 0 4 2 4 56.37 6.50 1.6321 -3 1 3 4 57.60 17.21 1.6003 -2 2 3 4 57.63 13.03 1.5996 -5 3 1 4 57.90 5.47 1.5927 4 4 0 4 58.99 2.76 1.5658 5 3 0 4 59.86 3.76 1.5452 6 0 0 2 60.72 5.47 1.5254 3 5 0 4 61.33 6.84 1.5115 4 0 2 2 61.67 5.64 1.5041 -6 0 2 2 61.69 2.80 1.5035 -6 2 1 4 62.58 1.28 1.4843 -5 3 2 4 62.66 13.48 1.4827 -1 3 3 4 63.08 1.79 1.4737 2 4 2 4 63.67 4.31 1.4616 0 6 0 2 64.56 1.48 1.4435 4 4 1 4 65.30 1.50 1.4290 4 2 2 4 65.62 2.19 1.4227 -6 2 2 4 66.44 18.17 1.4072 5 3 1 4 66.67 2.99 1.4028 0 6 1 4 67.15 1.15 1.3939 2 6 0 4 67.53 4.27 1.3871 1 5 2 4 67.66 9.59 1.3848 -3 5 2 4 68.10 4.84 1.3768 2 2 3 4 69.25 1.33 1.3568 -7 1 1 4 69.49 1.27 1.3527 -2 4 3 4 71.08 1.63 1.3263 0 4 3 4 71.78 1.12 1.3150 5 1 2 4 71.86 4.38 1.3137 6 2 1 4 72.13 1.14 1.3096 7 1 0 4 72.15 6.60 1.3092 -7 1 2 4 73.12 3.20 1.2942 -5 3 3 4 74.73 2.42 1.2702 -1 1 4 4 74.86 3.55 1.2685 -3 1 4 4 75.34 5.24 1.2616 0 6 2 4 75.40 3.44 1.2607 -2 6 2 4 76.21 3.35 1.2492 0 0 4 2 76.46 1.67 1.2459 -4 0 4 2 76.56 1.25 1.2444 4 4 2 4 76.66 1.54 1.2430 -7 3 1 4 77.45 7.32 1.2323 3 5 2 4 78.77 1.42 1.2150 -1 7 1 4 80.35 2.36 1.1950 1 7 1 4 80.59 1.25 1.1920 -7 1 3 4 83.40 1.95 1.1589 8 0 0 2 85.01 1.02 1.1410 6 2 2 4 85.94 1.20 1.1310 -6 4 3 4 86.20 3.19 1.1282 -6 0 4 2 89.28 1.77 1.0972 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.