Ferrosilite
Hugh-Jones D A, Chopelas A, Angel R J
Physics and Chemistry of Minerals 24 (1997) 301-310
Tetrahedral compression in (Mg,Fe)SiO3 orthopyroxenes
Sample: P = 2.84 GPa
_database_code_amcsd 0008007
18.341 8.966 5.1925 90 90 90 Pbca
atom     x     y     z Biso
FeM1 .3757 .6559 .8660  .31
FeM2 .3784 .4820 .3579  .35
SiTA .2717 .3410 .0405  .20
SiTB .4727 .3339 .7929  .24
O1a  .1848  .342  .029  .18
O2a  .3107  .501  .049  .42
O3a  .3022  .234  .807  .09
O1b  .5588  .335  .788  .17
O2b  .4334  .483  .686  .02
O3b  .4466  .197  .594  .08