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 = 2.32 GPa _database_code_amcsd 0004497 CELL PARAMETERS: 9.6808 8.8488 5.2180 90.000 105.606 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 430.513 Density (g/cm3): 3.341 MAX. ABS. INTENSITY / VOLUME**2: 11.80952659 RIR: 1.151 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 20.07 3.29 4.4244 0 2 0 2 24.43 3.00 3.6430 1 1 1 4 26.85 9.70 3.3209 0 2 1 4 27.80 24.10 3.2092 2 2 0 4 30.14 100.00 2.9653 -2 2 1 4 30.48 26.81 2.9324 3 1 0 4 31.17 36.96 2.8696 -3 1 1 4 31.82 1.31 2.8122 1 3 0 4 35.28 25.01 2.5437 -1 3 1 4 35.73 42.19 2.5128 0 0 2 2 35.74 2.37 2.5122 -2 0 2 2 35.88 44.15 2.5027 2 2 1 4 37.91 1.60 2.3734 1 3 1 4 39.31 17.75 2.2921 3 1 1 4 40.92 9.66 2.2053 1 1 2 4 41.32 9.24 2.1850 0 2 2 4 41.33 1.36 2.1846 -2 2 2 4 42.24 10.41 2.1395 3 3 0 4 42.76 18.42 2.1147 -3 3 1 4 43.28 8.85 2.0906 -4 2 1 4 43.90 1.08 2.0623 4 2 0 4 44.76 19.62 2.0247 0 4 1 4 45.37 7.61 1.9988 2 0 2 2 45.40 12.18 1.9978 -4 0 2 2 46.47 8.40 1.9542 -1 3 2 4 49.28 2.12 1.8490 3 3 1 4 49.98 6.52 1.8247 5 1 0 4 50.08 2.88 1.8215 2 2 2 4 50.64 3.41 1.8025 1 3 2 4 52.64 13.10 1.7387 1 5 0 4 53.75 2.15 1.7053 -5 1 2 4 55.01 1.63 1.6692 -1 5 1 4 55.33 4.97 1.6604 0 4 2 4 55.87 6.45 1.6456 -3 1 3 4 57.12 17.26 1.6126 -2 2 3 4 57.13 13.81 1.6123 -5 3 1 4 57.43 5.36 1.6046 4 4 0 4 58.56 2.29 1.5762 5 3 0 4 59.48 3.74 1.5540 6 0 0 2 60.17 5.13 1.5379 3 5 0 4 61.07 6.64 1.5175 4 0 2 2 61.10 5.35 1.5167 -6 0 2 2 61.19 2.62 1.5147 -6 2 1 4 61.98 1.31 1.4973 -5 3 2 4 62.15 13.34 1.4935 -1 3 3 4 62.64 1.85 1.4831 2 4 2 4 63.03 4.49 1.4748 0 6 0 2 64.11 1.55 1.4526 4 4 1 4 64.97 1.44 1.4354 4 2 2 4 65.00 2.36 1.4348 -6 2 2 4 66.02 2.55 1.4151 0 6 1 4 66.03 18.34 1.4149 5 3 1 4 66.50 1.02 1.4061 2 6 0 4 66.97 4.28 1.3974 1 5 2 4 66.98 9.57 1.3972 -3 5 2 4 67.72 4.66 1.3837 2 2 3 4 68.69 1.25 1.3664 -7 1 1 4 68.85 1.26 1.3636 -2 4 3 4 70.51 1.64 1.3355 0 4 3 4 71.44 1.09 1.3204 5 1 2 4 71.45 4.23 1.3203 6 2 1 4 71.48 6.72 1.3199 -7 1 2 4 71.65 1.15 1.3171 7 1 0 4 72.38 3.35 1.3056 -5 3 3 4 74.17 2.30 1.2784 -1 1 4 4 74.18 3.66 1.2783 -3 1 4 4 74.62 5.74 1.2719 0 6 2 4 74.62 3.47 1.2718 -2 6 2 4 75.70 3.43 1.2564 0 0 4 2 75.72 1.67 1.2561 -4 0 4 2 76.00 1.51 1.2522 -7 3 1 4 76.06 1.12 1.2514 4 4 2 4 76.86 7.42 1.2403 3 5 2 4 77.93 1.37 1.2259 -1 7 1 4 79.53 2.32 1.2053 1 7 1 4 79.75 1.18 1.2024 -7 1 3 4 82.82 1.86 1.1655 8 0 0 2 84.55 1.04 1.1461 6 2 2 4 85.01 1.11 1.1410 -6 4 3 4 85.28 3.30 1.1381 -6 0 4 2 88.72 1.76 1.1027 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.