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Aegirine |
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McCarthy A C, Downs R T, Thompson R M, Redhammer G J |
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American Mineralogist 93 (2008) 1829-1837 |
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In situ high-pressure single-crystal X-ray study of aegirine, NaFe3+Si2O6, |
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and the role of M1 size in clinopyroxene compressibility |
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Locality: synthetic |
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Note: Pressure = 0.0001 GPa |
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_database_code_amcsd 0004759 |
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9.6539 8.7928 5.2935 90 107.436 90 C2/c |
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atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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NaM2 0 .2992 .25 1.022 .00364 .00275 .00714 0 -.00050 0 |
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FeM1 0 .89878 .25 .407 .00119 .00128 .00404 0 .00057 0 |
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Si .29072 .08945 .23561 .370 .00106 .00132 .00344 -.00012 .00066 -.00008 |
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O1 .1143 .0786 .1376 .508 .00124 .00187 .00508 -.00018 .00069 -.00008 |
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O2 .3588 .2558 .3007 .674 .00238 .00170 .00722 -.00059 .00164 -.00062 |
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O3 .3520 .0078 .0120 .585 .00145 .00241 .00510 .00001 .00081 -.00077 |
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