AM_Wollastonite-2M
Formula: Ca Si O3
Name: Wollastonite-2M
Unit cell: 15.426 7.32 7.066 90.0 95.404 90.0 , V=794.33
Space group: P121/A1 (14)

Trojer F J , Zeitschrift fur Kristallographie , 127 (1968) p.291-308, The crystal structure of parawollastonite, Locality: Crestmore, California, USA