Hedenbergite
Zhang L, Ahsbahs H, Hafner S S, Kutoglu A
American Mineralogist 82 (1997) 245-258
Single-crystal compression and crystal structure of clinopyroxene up to 10 GPa
Sample: at P = 6.3 GPa
Note: cell parameters obtained by linear regression
_database_code_amcsd 0001869
9.707 8.827 5.156 90 103.99 90 C2/c
atom      x       y      z Biso
Ca        0  .30336    .25  .55
Fe        0  .90972    .25  .41
Si   .28756 .094256 .23086  .44
O1   .11943  .09205 .15201  .58
O2   .36140  .25068 .32834  .82
O3   .35246  .02412 .98553  .67