Figure 2
The anionic polyhedron around the Te4+ cation in the GeTe2O6 structure. The arrow indicates the direction in which the lone pair E points. Broken lines represent weak Te1—O bonds. [Symmetry codes: (i) −x + 1, − y, −z + 1; (ii) x + , −y + , z + ; (iii) −x + , y − , −z + .] |