Na2 Ca (Al2 Si3 O10)2 (H2 O)6

Al₄CaH₁₂Na₂O₂₆Si₆

Amirov, S.T.Asratkulu, M.O.Mamedov, H.S.Belov, N.V.

Doklady Akademii Nauk SSSR (1972) 203, 1299-1301

a=13.4Å   b=13.4Å   c=6.63Å

α=90°   β=90°   γ=90°