Crystal Structure of H6Mg7O14Si2

Id9006823
a (Å)7.7972
b (Å)7.7972
c (Å)9.5071
α (°)90
β (°)90
γ (°)120
V (Å3)500.560
Space groupP 63
Publication: Physics and Chemistry of Minerals (2000) 27, 225-233