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 = 10.82 GPa
_database_code_amcsd 0004766
9.4038 8.5221 5.1465 90 106.256 90 C2/c
atom     x     y     z Biso
Na       0 .3059   .25 1.07
Fe       0 .9021   .25  .74
Si   .2916 .0922 .2377  .69
O1   .1141 .0822 .1414  .72
O2   .3573 .2619 .3186  .96
O3   .3564 .0192 .0032  .86