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 = 5.47 GPa _database_code_amcsd 0004762 CELL PARAMETERS: 9.5148 8.6568 5.2188 90.000 106.844 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 411.418 Density (g/cm3): 3.729 MAX. ABS. INTENSITY / VOLUME**2: 17.99961120 RIR: 1.572 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.12 41.81 6.2743 1 1 0 4 19.50 3.85 4.5533 2 0 0 2 20.40 20.87 4.3543 -1 1 1 4 20.52 18.04 4.3284 0 2 0 2 24.90 9.33 3.5754 1 1 1 4 28.45 3.20 3.1371 2 2 0 4 30.47 100.00 2.9335 -2 2 1 4 31.22 47.47 2.8645 3 1 0 4 31.47 5.16 2.8429 -3 1 1 4 32.55 1.78 2.7508 1 3 0 4 35.86 26.85 2.5040 -1 3 1 4 35.95 2.21 2.4981 -1 1 2 4 35.96 40.11 2.4974 0 0 2 2 36.75 42.43 2.4458 2 2 1 4 40.35 3.06 2.2351 3 1 1 4 40.94 1.21 2.2046 -3 1 2 4 41.50 18.37 2.1759 1 1 2 4 41.74 1.38 2.1642 0 4 0 2 41.76 2.02 2.1632 0 2 2 4 43.26 1.99 2.0914 3 3 0 4 43.44 18.82 2.0830 -3 3 1 4 43.93 11.76 2.0610 -4 2 1 4 45.47 10.72 1.9947 -4 0 2 2 45.69 7.22 1.9858 0 4 1 4 46.25 5.91 1.9630 2 0 2 2 46.46 1.14 1.9546 2 4 0 4 47.81 5.72 1.9023 -2 4 1 4 49.16 4.02 1.8532 -5 1 1 4 50.37 1.93 1.8116 -4 2 2 4 50.57 3.09 1.8050 3 3 1 4 51.06 1.10 1.7888 -3 3 2 4 52.34 2.18 1.7479 2 4 1 4 53.20 2.76 1.7217 4 2 1 4 53.90 10.63 1.7009 1 5 0 4 54.99 3.93 1.6698 3 1 2 4 56.24 7.71 1.6355 0 4 2 4 57.23 16.18 1.6098 -2 2 3 4 58.20 14.25 1.5852 -5 3 1 4 58.88 7.97 1.5686 4 4 0 4 59.84 1.44 1.5456 5 1 1 4 60.29 1.13 1.5351 1 1 3 4 61.05 4.06 1.5178 6 0 0 2 61.63 4.98 1.5049 -6 0 2 2 61.67 6.28 1.5039 3 5 0 4 62.37 3.06 1.4889 -6 2 1 4 62.60 1.49 1.4839 -4 2 3 4 62.64 10.98 1.4830 -1 3 3 4 62.68 4.97 1.4822 4 0 2 2 63.42 1.04 1.4667 -4 4 2 4 64.17 1.59 1.4514 -3 3 3 4 64.60 4.68 1.4428 0 6 0 2 64.90 1.98 1.4368 -5 1 3 4 66.70 2.45 1.4023 4 2 2 4 67.94 14.61 1.3797 5 3 1 4 67.99 9.71 1.3788 -3 5 2 4 68.39 2.28 1.3717 1 5 2 4 68.93 5.09 1.3624 2 2 3 4 69.45 3.23 1.3533 -2 4 3 4 72.35 7.56 1.3061 -7 1 2 4 72.70 3.63 1.3006 -5 3 3 4 73.62 3.26 1.2867 6 2 1 4 73.63 2.10 1.2865 7 1 0 4 74.06 4.91 1.2801 -3 1 4 4 75.48 1.83 1.2595 -4 0 4 2 76.01 1.10 1.2520 -2 6 2 4 76.21 6.86 1.2493 0 6 2 4 76.25 3.44 1.2487 0 0 4 2 78.16 1.55 1.2229 4 4 2 4 78.87 6.87 1.2137 3 5 2 4 79.86 1.85 1.2010 -1 7 1 4 81.62 2.59 1.1795 1 7 1 4 84.68 1.42 1.1446 -8 2 1 4 85.11 2.95 1.1399 -6 0 4 2 85.26 1.16 1.1383 8 0 0 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.