Orthopyroxene
Nestola F, Ballaran T B, Balic-Zunic T, Secco L, Dal Negro A
American Mineralogist 93 (2008) 644-652
The high-pressure behavior of an Al- and Fe-rich natural orthopyroxene
Sample: P = 3.947 GPa
_database_code_amcsd 0004560
18.1427 8.7460 5.1716 90 90 90 Pbca
atom        x     y     z  occ  Uiso
Fe2+M2 .37963 .4792 .3568 .818 .0100
MgM2   .37963 .4792 .3568 .156 .0100
CaM2   .37963 .4792 .3568 .010 .0100
MnM2   .37963 .4792 .3568 .016 .0100
Fe2+M1 .37582 .6559 .8644 .081 .0099
MgM1   .37582 .6559 .8644 .767 .0099
AlM1   .37582 .6559 .8644 .084 .0099
Fe3+M1 .37582 .6559 .8644 .068 .0099
SiTA   .27112 .3418 .0403      .0061
SiTB   .47292 .3367 .8048 .848 .0064
AlTB   .47292 .3367 .8048 .152 .0064
O1A     .1825 .3373 .0338       .009
O2A     .3099 .5053 .0423       .011
O3A     .3027 .2330 -.188       .008
O1B     .5625 .3351 .8069       .008
O2B     .4340 .4879 .6916       .011
O3B     .4453 .3058 .1077       .009