Citation: Gatehouse, B.M.; Nesbit, M.C. (1980). The Crystal Structure of the 2:5 phase in the K2 O - Zr O2 System: K4 Zr5 O12, a Compound with Octahedral and Trigonal Prismatic Zirconium(IV) Coordination. Journal of Solid State Chemistry, 31, pp. 53-58.