Nickel diphosphate hydrate

Ni₂P₂O_7,(H₂O)₂

Kiriukhina, Galina V.Yakubovich, Olga V.Shvanskaya, Larisa V.Ovchenkov, Yevgeniy A.Volkov, Anatoly S.Dimitrova, Olga V.Simonov, Sergey V.Vasiliev, Alexander N.

Dalton transactions (Cambridge, England : 2003) (2020) 49, 47 17368-17374

a=6.25170(10)Å   b=13.7892(3)Å   c=7.2894(2)Å

α=90°   β=94.507(2)°   γ=90°