Kosmochlor
Origlieri M J, Downs R T, Thompson R M, Pommier C J S, Denton M B, Harlow G E
American Mineralogist 88 (2003) 1025-1032
High-pressure crystal structure of kosmochlor, NaCrSi2O6, and systematics of
anisotropic compression in pyroxenes
Sample: P = 5.05 GPa
_database_code_amcsd 0003137
9.4562 8.5997 5.2016 90 107.104 90 C2/c
atom     x     y     z Biso
Na2      0 .3031   .25  1.5
Cr1      0 .9088   .25  .78
Si   .2924 .0936 .2343  .95
O1    .116 .0799  .139  0.9
O2    .360 .2611  .310  1.0
O3    .359 .0131  .005  1.0