(N H4)3 (Si F6) (N O3)

F₆H₁₂N₄O₃Si

Bucholz, N.Mattes, R.

Materials Research Bulletin (1988) 23, 755-758

a=5.86Å   b=5.86Å   c=14.754Å

α=90°   β=90°   γ=120°