Na3 (Al3 Si3 O12) (H2 O)2

Al₃H₄Na₃O₁₄Si₃

Ragimov, K.G.Mamedov, Kh.S.Mustafaev, N.M.Chiragov, M.I.

Doklady Akademii Nauk SSSR (1978) 242, 839-841

a=15.004Å   b=16.464Å   c=5.231Å

α=90°   β=90°   γ=90°