(H N O3) (S O3)2

HNO₉S₂

Steeman, J.W.M.MacGillavry, C.H.

Acta Crystallographica (1,1948-23,1967) (1954) 7, 402-404

a=8.11Å   b=8.43Å   c=5.55Å

α=71.6°   β=82.4°   γ=81.7°