AM_Vihorlatite Formula: (Se15.3 S1.7) Bi21.68 Te6.32 Name: Vihorlatite Unit cell: 4.277 4.277 86.93 90.0 90.0 120.0 , V=1377.14 Space group: P-3M1 (164)

Skala R , Ondrus P , Veselovky F , Taborsky Z , Duda R , European Journal of Mineralogy , 19 (2007) p.255-265, Vihorlatite, Bi24Se17Te4, a new mineral of the tetradymite group from Vihorlat Mts,, Slovakia, Locality: Vihorlat Mountains, eastern Slovakia