Se4 (H S2 O7)2

H₂O₁₄S₄Se₄

Brown, I.D.Crump, D.B.Gillespie, R.J.

Inorganic Chemistry (1971) 10, 2319-2323

a=7.721Å   b=5.606Å   c=17.202Å

α=90°   β=109.78°   γ=90°