Enstatite
Gatta G D, Rinaldi R, Knight K S, Molin G, Artioli G
Physics and Chemistry of Minerals 34 (2007) 185-200
High temperature structural and thermoelastic behaviour of mantle
orthopyroxene: an in situ neutron powder diffraction study
Sample: T = 20 C
_database_code_amcsd 0009057
18.2429 8.8171 5.1894 90 90 90 Pbca
atom     x     y      z  occ   Uiso
MgM1 .3780 .6514  .8714 .967 .00695
FeM1 .3780 .6514  .8714 .023 .00695
MgM2 .3754 .4879  .3508 .853 .01089
FeM2 .3754 .4879  .3508 .127 .01089
SiA  .2700 .3468  .0527      .00153
SiB  .4724 .3370  .7975  .97 .00153
AlB  .4724 .3370  .7975  .03 .00153
O1A  .1840 .3305  .0362      .00218
O1B  .5618 .3462  .7963      .00218
O2A  .3092 .5042  .0396      .00218
O2B  .4318 .4895  .6888      .00218
O3A  .3036 .2281 -.1686      .00218
O3B  .4478 .1967  .6015      .00218