Barytocalcite

C₂BaCaO₆

Dickens, B.Bowen, J. S.

Journal of Research of the National Bureau of Standards - Physics and Chemistry (1971) 75A, 197-203

a=8.092Å   b=5.2344Å   c=6.544Å

α=90°   β=106.05°   γ=90°