Chvilevaite Kaplunnik L N, Petrova I V, Pobedimskaya E A, Kachalovskaya V M, Osipov B S Soviet Physics Doklady 35 (1990) 6-8 Crystal structure of natural alkaline sulfide, chvilevaite, Na(Cu,Fe,Zn)2S2 Locality: Lake Baikal region, Russia _database_code_amcsd 0015619 3.873 3.873 6.848 90 90 120 P3m1 atom x y z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Na 1/3 2/3 .738 .70 .015555 .015555 .001706 .007778 0 0 CuM1 2/3 1/3 .1094 .67 1.33 .029555 .029555 .008743 .014778 0 0 FeM1 2/3 1/3 .1094 .22 1.33 .029555 .029555 .008743 .014778 0 0 ZnM1 2/3 1/3 .1094 .11 1.33 .029555 .029555 .008743 .014778 0 0 CuM2 0 0 .3557 .67 .83 .018444 .018444 .005278 .009222 0 0 FeM2 0 0 .3557 .22 .83 .018444 .018444 .005278 .009222 0 0 ZnM2 0 0 .3557 .11 .83 .018444 .018444 .005278 .009222 0 0 S1 0 0 0 .50 .011111 .011111 .002772 .005556 0 0 S2 2/3 1/3 .4629 1.12 .026444 .026444 .007037 .013222 0 0