Vyuntspakhkite-(Y)

Al₂H₅O₁₈Si_3.882Tm_0.935Y_2.115

Yakbovich, O. V.Steele, I. M.

Crystallography Reports (2009) 54, 822-830

a=5.7551Å   b=14.752Å   c=15.906Å

α=90°   β=96.046°   γ=90°