AM_CaNiSi2O6 Formula: Ni Ca Si2 O6 Name: CaNiSi2O6 Unit cell: 9.734 8.891 5.228 90.0 105.87 90.0 , V=435.21 Space group: C12/C1 (15)

Ghose S , Wan C , Okamura F P , American Mineralogist , 72 (1987) p.375-381, Crystal structures of CaNiSi2O6 and CaCoSi2O6 and some crystal-chemical, relations in C2/c clinopyroxenes