Na4.72 K7.28 (Al12 Si20 O64) (H2 O)24.24

Al₁₂H_48.48K_7.28Na_4.72O_88.24Si₂₀

Yakubovich, O.V.Massa, W.Pekov, I.V.Kucherinenko, Ya.V.

Kristallografiya (1999) 44, 835-841

a=13.863Å   b=14.135Å   c=10.047Å

α=90°   β=90°   γ=90°