Aegirine McCarthy A C, Downs R T, Thompson R M, Redhammer G J American Mineralogist 93 (2008) 1829-1837 In situ high-pressure single-crystal X-ray study of aegirine, NaFe3+Si2O6, and the role of M1 size in clinopyroxene compressibility Locality: synthetic Note: Pressure = 7.3 GPa _database_code_amcsd 0004763 CELL PARAMETERS: 9.4711 8.6068 5.1915 90.000 106.633 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 405.482 Density (g/cm3): 3.783 MAX. ABS. INTENSITY / VOLUME**2: 17.95867001 RIR: 1.546 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.18 42.10 6.2448 1 1 0 4 19.56 3.92 4.5374 2 0 0 2 20.52 20.17 4.3284 -1 1 1 4 20.64 17.76 4.3034 0 2 0 2 24.99 9.22 3.5637 1 1 1 4 28.59 2.88 3.1224 2 2 0 4 30.66 100.00 2.9158 -2 2 1 4 31.34 47.86 2.8538 3 1 0 4 31.65 5.16 2.8267 -3 1 1 4 32.74 1.68 2.7355 1 3 0 4 36.08 28.48 2.4894 -1 3 1 4 36.11 39.79 2.4871 0 0 2 2 36.15 2.43 2.4850 -1 1 2 4 36.88 44.22 2.4372 2 2 1 4 40.47 3.05 2.2291 3 1 1 4 41.21 1.29 2.1908 -3 1 2 4 41.65 18.17 2.1685 1 1 2 4 41.96 1.78 2.1534 0 2 2 4 41.99 1.70 2.1517 0 4 0 2 43.47 2.17 2.0816 3 3 0 4 43.71 19.13 2.0710 -3 3 1 4 44.18 12.18 2.0499 -4 2 1 4 45.77 11.31 1.9823 -4 0 2 2 45.95 6.84 1.9749 0 4 1 4 46.38 6.51 1.9576 2 0 2 2 46.72 1.07 1.9442 2 4 0 4 47.22 1.03 1.9247 -1 3 2 4 48.11 5.41 1.8911 -2 4 1 4 49.42 4.11 1.8440 -5 1 1 4 50.70 1.89 1.8005 -4 2 2 4 50.77 2.94 1.7982 3 3 1 4 52.60 2.38 1.7399 2 4 1 4 53.38 2.80 1.7164 4 2 1 4 54.24 10.56 1.6912 1 5 0 4 55.15 3.88 1.6654 3 1 2 4 56.56 8.10 1.6273 0 4 2 4 57.58 16.52 1.6009 -2 2 3 4 58.53 13.69 1.5771 -5 3 1 4 59.18 7.71 1.5612 4 4 0 4 60.02 1.46 1.5414 5 1 1 4 60.53 1.08 1.5296 1 1 3 4 61.29 4.14 1.5125 6 0 0 2 62.02 5.15 1.4963 -6 0 2 2 62.03 6.40 1.4961 3 5 0 4 62.70 3.06 1.4817 -6 2 1 4 62.85 5.00 1.4786 4 0 2 2 63.00 11.24 1.4755 -1 3 3 4 63.04 1.50 1.4747 -4 2 3 4 64.60 1.40 1.4428 -3 3 3 4 65.02 4.72 1.4345 0 6 0 2 65.36 2.07 1.4277 -5 1 3 4 66.91 2.38 1.3984 4 2 2 4 68.20 15.04 1.3750 5 3 1 4 68.45 9.42 1.3706 -3 5 2 4 68.77 2.40 1.3651 1 5 2 4 69.19 5.05 1.3578 2 2 3 4 69.71 1.03 1.3489 -2 6 1 4 69.90 3.34 1.3457 -2 4 3 4 72.81 7.48 1.2990 -7 1 2 4 73.23 3.53 1.2925 -5 3 3 4 73.88 3.24 1.2828 6 2 1 4 73.94 2.12 1.2819 7 1 0 4 74.55 4.84 1.2728 -3 1 4 4 76.02 1.87 1.2519 -4 0 4 2 76.54 1.07 1.2447 -2 6 2 4 76.62 3.29 1.2436 0 0 4 2 76.69 6.52 1.2426 0 6 2 4 78.49 1.58 1.2186 4 4 2 4 79.26 6.87 1.2087 3 5 2 4 80.42 1.75 1.1941 -1 7 1 4 82.17 2.59 1.1731 1 7 1 4 85.15 1.41 1.1395 -8 2 1 4 85.63 1.17 1.1344 8 0 0 2 85.78 2.83 1.1327 -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.