AM_Georgbokiite Formula: Cu5 Se2 O8 Cl2 Name: Georgbokiite Unit cell: 6.03 13.744 5.562 90.0 95.75 90.0 , V=458.64 Space group: P121/C1 (14)

Krivovichev S V , Shuvalov R R , Semenova T F , Filatov S K , Zeitschrift fur Kristallographie , 214 (1999) p.135-138, Crystal chemistry of inorganic compounds based on chains of oxocentered, tetrahedra. III. Crystal structure of georgbokiite, Cu5O2(SeO3)2Cl2, Locality: Tolbachik volcano, Kamchatka, Russia