AM_Kosmochlor_15 Formula: Na Cr Si2 O6 Name: Kosmochlor Unit cell: 9.3742 8.5086 5.1484 90.0 106.721 90.0 , V=393.28 Space group: C12/C1 (15)

Origlieri M J , Downs R T , Thompson R M , Pommier C J S , Denton M B , Harlow G E , American Mineralogist , 88 (2003) p.1025-1032, High-pressure crystal structure of kosmochlor, NaCrSi2O6, and systematics of, anisotropic compression in pyroxenes, Sample: P = 8.97 GPa