Sillimanite Yang H, Hazen R M, Finger L W, Prewitt C T, Downs R T Physics and Chemistry of Minerals 25 (1997) 39-47 Compressibility and crystal structure of sillimanite, Al2SiO5, at high pressure Sample: P = 3.72 GPa _database_code_amcsd 0008110 CELL PARAMETERS: 7.4345 7.5989 5.7507 90.000 90.000 90.000 SPACE GROUP: Pbnm X-RAY WAVELENGTH: 1.541838 Cell Volume: 324.880 Density (g/cm3): 3.313 MAX. ABS. INTENSITY / VOLUME**2: 11.21205895 RIR: 1.102 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.68 20.37 5.3142 1 1 0 4 19.52 3.64 4.5487 1 0 1 4 23.94 6.91 3.7173 2 0 0 2 26.34 77.85 3.3832 1 2 0 4 26.70 100.00 3.3391 2 1 0 4 30.66 1.18 2.9160 1 2 1 8 31.10 17.74 2.8753 0 0 2 2 33.73 28.42 2.6571 2 2 0 4 35.50 50.82 2.5289 1 1 2 8 37.51 10.72 2.3976 1 3 0 4 38.20 1.22 2.3560 3 1 0 4 39.30 1.26 2.2928 0 2 2 4 39.63 9.26 2.2744 2 0 2 4 41.20 68.96 2.1910 1 2 2 8 43.22 14.93 2.0932 2 3 0 4 43.60 2.95 2.0757 3 2 0 4 46.15 1.92 1.9670 2 3 1 8 46.54 1.12 1.9514 2 2 2 8 49.01 8.70 1.8586 4 0 0 2 50.05 7.71 1.8224 3 1 2 8 50.56 1.70 1.8054 4 1 0 4 51.60 2.63 1.7714 3 3 0 4 54.22 8.42 1.6916 2 4 0 4 54.53 7.52 1.6830 3 2 2 8 55.00 14.58 1.6696 4 2 0 4 58.21 16.54 1.5850 0 4 2 4 59.19 8.79 1.5609 4 0 2 4 59.64 3.70 1.5502 1 4 2 8 60.56 1.61 1.5290 4 1 2 8 61.48 42.40 1.5082 3 3 2 8 64.54 4.19 1.4438 4 2 2 8 64.85 18.31 1.4377 0 0 4 2 66.46 3.83 1.4067 2 5 0 4 67.66 6.04 1.3846 5 2 0 4 70.94 4.47 1.3285 4 4 0 4 71.27 6.56 1.3232 1 2 4 8 71.33 13.60 1.3222 1 5 2 8 71.44 7.87 1.3205 2 1 4 8 72.66 3.17 1.3012 5 1 2 8 73.03 1.33 1.2956 3 5 0 4 74.99 2.01 1.2665 0 6 0 2 75.13 3.98 1.2644 2 2 4 8 75.19 13.28 1.2636 2 5 2 8 76.33 11.61 1.2475 5 2 2 8 76.95 4.07 1.2391 6 0 0 2 77.40 3.56 1.2330 1 3 4 8 77.83 1.20 1.2272 3 1 4 8 78.16 1.83 1.2229 6 1 0 4 79.47 2.65 1.2060 4 4 2 8 81.16 1.81 1.1851 2 3 4 8 82.34 3.58 1.1711 5 3 2 8 85.36 2.04 1.1372 4 0 4 4 87.36 1.03 1.1163 3 3 4 8 88.33 1.18 1.1065 2 6 2 8 89.45 3.23 1.0955 2 4 4 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.