AM_Sophiite Formula: Zn2 Se Cl2 O3 Name: Sophiite Unit cell: 10.251 15.223 7.666 90.0 90.0 90.0 , V=1196.29 Space group: PCCN (56)

Semenova T F , Rozhdestvenskaya I V , Filatov S K , Vergasova L P , Mineralogical Magazine , 56 (1992) p.241-245, Crystal structure and physical properties of sophiite, Zn2(SeO3)Cl2, a new mineral, Locality: Tolbachik Main Fracture Eruption, Kamchatka, Russia, Note: y(Zn2) corrected