Al₄CaO₁₁Si₂

Al₄CaO₁₁Si₂

Gautron, L.Angel, R. J.Miletich, R.

Physics and Chemistry of Minerals (1999) 27, 47-51

a=5.4223Å   b=5.4223Å   c=12.7041Å

α=90°   β=90°   γ=120°