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 = 3.6 GPa
Note: cell parameters obtained by linear regression
_database_code_amcsd 0001865
9.756 8.906 5.189 90 104.25 90 C2/c
atom      x      y      z Biso
Ca        0 .30210    .25  .56
Fe        0 .90860    .25  .45
Si   .28768 .09394 .23127  .41
O1   .11987 .09107 .15330  .69
O2   .36200 .24843 .32509  .91
O3   .35217 .02278 .98826  .60