U O2 (O H)2

H₂O₄U

Bergstroem, G.Lundgren, G.

Acta Chemica Scandinavica (1-27,1973-42,1988) (1956) 10, 673-680

a=6.295Å   b=5.636Å   c=9.929Å

α=90°   β=90°   γ=90°