AM_Walstromite_1 Formula: Ca Si O3 Name: Walstromite Unit cell: 6.596 9.223 6.554 83.75 77.28 70.07 , V=365.39 Space group: P-1 (2)

Joswig W , Paulus E F , Winkler B , Milman V , Zeitschrift fur Kristallographie , 218 (2003) p.811-818, The crystal structure of CaSiO3-walstromite, a special isomorph of wollastonite-II