Aegirine
Redhammer G J, Amthauer G, Lottermoser W, Treutmann W
European Journal of Mineralogy 12 (2000) 105-120
Synthesis and structural properties of clinopyroxenes of the
hedenbergite CaFeSi2O6 - aegirine NaFeSi2O6 solid-solution series
Sample: ae90/13
_database_code_amcsd 0006823
9.6714 8.8152 5.2926 90 107.166 90 C2/c
atom     x     y     z occ Biso
NaM2     0 .2994   .25 .90  .66
CaM2     0 .2994   .25 .10  .66
FeM1     0 .8992   .25      .44
SiT  .2898 .0893 .2338      .39
O1   .1164 .0788 .1378      .58
O2   .3603 .2550 .3078      .77
O3   .3498 .0122 .0117      .65