(N H4)2 (V O (H2 O)3)2 (V O (H2 O)) (V O (P O4)2)2

H₂₂N₂O₂₈P₄V₅

Do, J.Bontchev, R.P.Jacobsen, A.J.

Inorganic Chemistry (2000) 39, 3230-3237

a=10.2523Å   b=12.2626Å   c=12.3615Å

α=69.041°   β=65.653°   γ=87.789°