Ba3 O Si O4

Ba₃O₅Si

Tillmanns, E.Grosse, H.P.

Acta Crystallographica B (24,1968-38,1982) (1978) 34, 649-651

a=7.3023Å   b=7.3023Å   c=11.2178Å

α=90°   β=90°   γ=90°