This construction is made up of a system-centered HfO6 octahedra with one/two of an octahedra at both finishes on the tetragonal unit mobile. Strontium ions are interspersed on the perimeters on the tetrahedral unit. Mobile parameters are: a A different construction form of this compound has the structure variety of https://neilg555hbu9.ourabilitywiki.com/user