K H3 (Se O3)2

H₃KO₆Se₂

Gorbatyii, L.V.Ponomarev, V.I.Heiker, D.M.

Kristallografiya (1971) 16, 899-904

a=16.15Å   b=6.252Å   c=6.298Å

α=90°   β=90°   γ=90°