Li2Fe3TeO8 is Spinel-derived structured and crystallizes in the triclinic P-1 space group. Li(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form LiO4 tetrahedra that share corners with three equivalent Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra, corners with three equivalent Fe(3)O6 octahedra, and corners with three equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-65°. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form FeO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. In the second Fe site, Fe(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form FeO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. In the third Fe site, Fe(3) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form FeO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. Te(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms to form TeO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Fe(1), one Fe(2), and one Fe(3) atom to form distorted OLiFe3 tetrahedra that share corners with three equivalent O(1)LiFe3 tetrahedra, corners with three equivalent O(3)LiFe2Te trigonal pyramids, and  an edgeedge with one O(3)LiFe2Te trigonal pyramid. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Fe(1), one Fe(2), and one Te(1) atom. In the third O site, O(3) is bonded to one Li(1), one Fe(1), one Fe(3), and one Te(1) atom to form distorted OLiFe2Te trigonal pyramids that share corners with three equivalent O(1)LiFe3 tetrahedra, corners with three equivalent O(3)LiFe2Te trigonal pyramids, and  an edgeedge with one O(1)LiFe3 tetrahedra. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Fe(2), one Fe(3), and one Te(1) atom.
Li2Fe3TeO8 is Spinel-derived structured and crystallizes in the triclinic P-1 space group. Li(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form LiO4 tetrahedra that share corners with three equivalent Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra, corners with three equivalent Fe(3)O6 octahedra, and corners with three equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-65°. The Li(1)-O(1) bond length is 2.00 Å. The Li(1)-O(2) bond length is 2.06 Å. The Li(1)-O(3) bond length is 2.15 Å. The Li(1)-O(4) bond length is 2.05 Å. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form FeO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. Both Fe(1)-O(1) bond lengths are 1.97 Å. Both Fe(1)-O(2) bond lengths are 2.10 Å. Both Fe(1)-O(3) bond lengths are 2.14 Å. In the second Fe site, Fe(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form FeO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. Both Fe(2)-O(1) bond lengths are 2.06 Å. Both Fe(2)-O(2) bond lengths are 2.19 Å. Both Fe(2)-O(4) bond lengths are 2.20 Å. In the third Fe site, Fe(3) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form FeO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. Both Fe(3)-O(1) bond lengths are 1.97 Å. Both Fe(3)-O(3) bond lengths are 2.13 Å. Both Fe(3)-O(4) bond lengths are 2.11 Å. Te(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms to form TeO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. Both Te(1)-O(2) bond lengths are 1.96 Å. Both Te(1)-O(3) bond lengths are 1.99 Å. Both Te(1)-O(4) bond lengths are 1.96 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Fe(1), one Fe(2), and one Fe(3) atom to form distorted OLiFe3 tetrahedra that share corners with three equivalent O(1)LiFe3 tetrahedra, corners with three equivalent O(3)LiFe2Te trigonal pyramids, and  an edgeedge with one O(3)LiFe2Te trigonal pyramid. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Fe(1), one Fe(2), and one Te(1) atom. In the third O site, O(3) is bonded to one Li(1), one Fe(1), one Fe(3), and one Te(1) atom to form distorted OLiFe2Te trigonal pyramids that share corners with three equivalent O(1)LiFe3 tetrahedra, corners with three equivalent O(3)LiFe2Te trigonal pyramids, and  an edgeedge with one O(1)LiFe3 tetrahedra. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Fe(2), one Fe(3), and one Te(1) atom.