(N H4) U (S O4)2 (H2 O)4

H₁₂NO₁₂S₂U

Bullock, J.I.Ladd, M.F.C.Povey, D.C.Storey, A.E.

Inorganica Chimica Acta (1980) 43, 101-108

a=6.7065Å   b=19.0328Å   c=8.8305Å

α=90°   β=97.337°   γ=90°