(Si O2)12 (C2 H4 (O H)2)2

C₄H₁₂O₂₈Si₁₂

Richardson, J.W.jr.Dytrych, W.J.Pluth, J.J.Smith, J.V.Bibby, D.M.

Journal of Physical Chemistry (1988) 92, 243-247

a=8.8273Å   b=8.8273Å   c=8.8273Å

α=90°   β=90°   γ=90°