What Is The Crystal Structure of Ammonium Paratungstate? 2023-02-24 Tungsten Oxide 181 The crystal structure of ammonium paratungstate is orthorhombic crystal system, the space group is Pnma, the cell parameters are a=1.136 nm, b=1.144 nm, c=0.808 nm. 0 0 ammonium paratungstatecrystal structure