Na8 (Al Si O4)6 (C O3) (H2 O)2

CH₄Al₆Na₈O₂₉Si₆

Smolin, Yu.I.Shepelev, Yu.F.Kobyakov, I.B.Butikova, I.K.

Kristallografiya (1981) 26, 63-66

a=12.635Å   b=12.635Å   c=5.114Å

α=90°   β=90°   γ=120°