LiBa2TbSnO6 crystallizes in the monoclinic Cm space group. Li(1) is bonded in a trigonal non-coplanar geometry to one Ba(1), one O(3), and two equivalent O(2) atoms. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 10-coordinate geometry to one Li(1), one O(3), two equivalent O(2), two equivalent O(4), and four equivalent O(1) atoms. In the second Ba site, Ba(2) is bonded in a 9-coordinate geometry to one O(4), two equivalent O(1), two equivalent O(3), and four equivalent O(2) atoms. Tb(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(2) atoms to form distorted TbO6 octahedra that share corners with six equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. Sn(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(2) atoms to form SnO6 octahedra that share corners with six equivalent Tb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Ba(2), two equivalent Ba(1), one Tb(1), and one Sn(1) atom. In the second O site, O(2) is bonded in a 6-coordinate geometry to one Li(1), one Ba(1), two equivalent Ba(2), one Tb(1), and one Sn(1) atom. In the third O site, O(3) is bonded in a 6-coordinate geometry to one Li(1), one Ba(1), two equivalent Ba(2), one Tb(1), and one Sn(1) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Ba(2), two equivalent Ba(1), one Tb(1), and one Sn(1) atom.
LiBa2TbSnO6 crystallizes in the monoclinic Cm space group. Li(1) is bonded in a trigonal non-coplanar geometry to one Ba(1), one O(3), and two equivalent O(2) atoms. The Li(1)-Ba(1) bond length is 2.64 Å. The Li(1)-O(3) bond length is 1.91 Å. Both Li(1)-O(2) bond lengths are 1.91 Å. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 10-coordinate geometry to one Li(1), one O(3), two equivalent O(2), two equivalent O(4), and four equivalent O(1) atoms. The Ba(1)-O(3) bond length is 2.68 Å. Both Ba(1)-O(2) bond lengths are 2.68 Å. Both Ba(1)-O(4) bond lengths are 3.12 Å. There are two shorter (3.11 Å) and two longer (3.13 Å) Ba(1)-O(1) bond lengths. In the second Ba site, Ba(2) is bonded in a 9-coordinate geometry to one O(4), two equivalent O(1), two equivalent O(3), and four equivalent O(2) atoms. The Ba(2)-O(4) bond length is 2.96 Å. Both Ba(2)-O(1) bond lengths are 2.93 Å. Both Ba(2)-O(3) bond lengths are 3.01 Å. All Ba(2)-O(2) bond lengths are 3.01 Å. Tb(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(2) atoms to form distorted TbO6 octahedra that share corners with six equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. The Tb(1)-O(3) bond length is 2.43 Å. The Tb(1)-O(4) bond length is 2.15 Å. Both Tb(1)-O(1) bond lengths are 2.15 Å. Both Tb(1)-O(2) bond lengths are 2.44 Å. Sn(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(2) atoms to form SnO6 octahedra that share corners with six equivalent Tb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. The Sn(1)-O(3) bond length is 2.18 Å. The Sn(1)-O(4) bond length is 2.07 Å. Both Sn(1)-O(1) bond lengths are 2.07 Å. Both Sn(1)-O(2) bond lengths are 2.18 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Ba(2), two equivalent Ba(1), one Tb(1), and one Sn(1) atom. In the second O site, O(2) is bonded in a 6-coordinate geometry to one Li(1), one Ba(1), two equivalent Ba(2), one Tb(1), and one Sn(1) atom. In the third O site, O(3) is bonded in a 6-coordinate geometry to one Li(1), one Ba(1), two equivalent Ba(2), one Tb(1), and one Sn(1) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Ba(2), two equivalent Ba(1), one Tb(1), and one Sn(1) atom.