Na5 Zr2 (Si6 O18) Cl (H2 O)2

ClH₄Na₅O₂₀Si₆Zr₂

Khomyakov, A.P.Shumyatskaya, N.G.Kurova, T.A.Voronkov, A.A.Pyatenko, J.A.

Doklady Akademii Nauk SSSR (1981) 257, 622-624

a=10.785Å   b=14.492Å   c=6.627Å

α=90°   β=113.12°   γ=90°