Citation: Kaplunnik, L. N.; Petrova, I. V.; Pobedimskaya, E. A.; Kachalovskaya, V. M.; Osipov, B. S. (1990). Crystal structure of natural alkaline sulfide, chvilevaite, Na(Cu,Fe,Zn)2S2. Soviet Physics Doklady, 35, pp. 6-8.
Formula: Cu1.34 Fe0.44 Na S2 Zn0.22
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Cu2 Fe2 S2 Zn2 (Cu Fe S Zn)
Multiplicity: 1