AM_Petedunnite_1 Formula: Ca Zn Si2 O6 Name: Petedunnite Unit cell: 9.7955 8.9781 5.251 90.0 106.033 90.0 , V=443.84 Space group: C12/C1 (15)

Redhammer G J , Roth G , Acta Crystallographica, Section C , 61 (2005) p.i20-i22, A comparison of the clinopyroxene compounds CaZnSi2O6 and CaZnGe2O6, Locality: synthetic