AM_Wollastonite-1A Formula: Ca Si O3 Name: Wollastonite-1A Unit cell: 7.94 7.32 7.07 90.03 95.37 103.43 , V=397.82 Space group: P-1 (2)

Ito T , Sadanaga R , Takeuchi Y , Tokonami M , Proceedings of the Japan Academy , 45 (1969) p.913-918, The existence of partial mirrors in wollastonite