Materials Data on Ca4Al6TeO12 by Materials Project
Ca4Al6TeO12 crystallizes in the cubic I-43m space group. The structure is three-dimensional. Ca2+ is bonded in a distorted trigonal non-coplanar geometry to one Te2- and three equivalent O2- atoms. The Ca–Te bond length is 3.12 Å. All Ca–O bond lengths are 2.30 Å. Al3+ is bonded to four equivalent O2- atoms to form corner-sharing AlO4 tetrahedra. All Al–O bond lengths are 1.77 Å. Te2- is bonded in a tetrahedral geometry to four equivalent Ca2+ atoms. O2- is bonded in a distorted trigonal planar geometry to one Ca2+ and two equivalent Al3+ atoms.
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