Li4Ti2Fe3Sn3O16 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Sn(3)O6 octahedra, and corners with three equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-64°. In the second Li site, Li(2) is bonded to one O(14), one O(16), one O(5), and one O(9) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra, corners with three equivalent Ti(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra, and  an edgeedge with one Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-66°. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(4), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra, corners with three equivalent Ti(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Sn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-63°. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Sn(1)O6 octahedra, corners with two equivalent Sn(2)O6 octahedra, and corners with three equivalent Ti(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-62°. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form distorted TiO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Sn(3)O6 octahedra, corners with three equivalent Li(3)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra, and  an edgeedge with one Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-54°. In the second Ti site, Ti(2) is bonded to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom to form TiO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Sn(1)O6 octahedra, corners with two equivalent Sn(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Sn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-53°. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Sn(1)O6 octahedra, edges with two equivalent Sn(2)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 46-47°. In the second Fe site, Fe(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form FeO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Ti(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Sn(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the third Fe site, Fe(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form FeO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Ti(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Sn(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-51°. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form SnO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Sn(2)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 53°. In the second Sn site, Sn(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form SnO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Sn(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 53°. In the third Sn site, Sn(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form SnO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Ti(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 54°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(1), one Fe(2), and one Sn(3) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Li(4), one Ti(1), one Sn(1), and one Sn(2) atom. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Fe(1), one Sn(1), and one Sn(2) atom. In the fourth O site, O(4) is bonded to one Li(3), one Fe(1), one Sn(1), and one Sn(2) atom to form distorted corner-sharing OLiFeSn2 tetrahedra. In the fifth O site, O(5) is bonded in a tetrahedral geometry to one Li(2), one Fe(2), one Fe(3), and one Sn(3) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(1), one Fe(3), and one Sn(3) atom. In the seventh O site, O(7) is bonded to one Li(4), one Ti(1), one Fe(1), and one Sn(1) atom to form distorted OLiTiFeSn tetrahedra that share  a cornercorner with one O(8)LiTiFeSn tetrahedra, corners with two equivalent O(4)LiFeSn2 tetrahedra, and  an edgeedge with one O(8)LiTiFeSn tetrahedra. In the eighth O site, O(8) is bonded to one Li(4), one Ti(1), one Fe(1), and one Sn(2) atom to form distorted OLiTiFeSn tetrahedra that share  a cornercorner with one O(7)LiTiFeSn tetrahedra, corners with two equivalent O(4)LiFeSn2 tetrahedra, and  an edgeedge with one O(7)LiTiFeSn tetrahedra. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Sn(1), and one Sn(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Ti(1), one Fe(2), and one Fe(3) atom. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ti(2), one Fe(2), and one Sn(3) atom. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ti(2), one Fe(3), and one Sn(3) atom. In the thirteenth O site, O(13) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Fe(2), one Fe(3), and one Sn(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Fe(1), and one Sn(1) atom. In the fifteenth O site, O(15) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Ti(2), one Fe(2), and one Fe(3) atom. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Fe(1), and one Sn(2) atom.
Li4Ti2Fe3Sn3O16 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Sn(3)O6 octahedra, and corners with three equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-64°. The Li(1)-O(11) bond length is 2.03 Å. The Li(1)-O(12) bond length is 2.03 Å. The Li(1)-O(15) bond length is 2.07 Å. The Li(1)-O(3) bond length is 2.00 Å. In the second Li site, Li(2) is bonded to one O(14), one O(16), one O(5), and one O(9) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra, corners with three equivalent Ti(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra, and  an edgeedge with one Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-66°. The Li(2)-O(14) bond length is 2.02 Å. The Li(2)-O(16) bond length is 2.02 Å. The Li(2)-O(5) bond length is 1.81 Å. The Li(2)-O(9) bond length is 2.11 Å. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(4), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra, corners with three equivalent Ti(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Sn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-63°. The Li(3)-O(1) bond length is 2.06 Å. The Li(3)-O(10) bond length is 1.99 Å. The Li(3)-O(4) bond length is 1.82 Å. The Li(3)-O(6) bond length is 2.07 Å. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Sn(1)O6 octahedra, corners with two equivalent Sn(2)O6 octahedra, and corners with three equivalent Ti(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-62°. The Li(4)-O(13) bond length is 1.98 Å. The Li(4)-O(2) bond length is 2.01 Å. The Li(4)-O(7) bond length is 2.07 Å. The Li(4)-O(8) bond length is 2.06 Å. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form distorted TiO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Sn(3)O6 octahedra, corners with three equivalent Li(3)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra, and  an edgeedge with one Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-54°. The Ti(1)-O(1) bond length is 1.99 Å. The Ti(1)-O(10) bond length is 1.83 Å. The Ti(1)-O(2) bond length is 2.33 Å. The Ti(1)-O(6) bond length is 1.99 Å. The Ti(1)-O(7) bond length is 2.11 Å. The Ti(1)-O(8) bond length is 2.10 Å. In the second Ti site, Ti(2) is bonded to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom to form TiO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Sn(1)O6 octahedra, corners with two equivalent Sn(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Sn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-53°. The Ti(2)-O(11) bond length is 2.09 Å. The Ti(2)-O(12) bond length is 2.09 Å. The Ti(2)-O(14) bond length is 1.98 Å. The Ti(2)-O(15) bond length is 1.88 Å. The Ti(2)-O(16) bond length is 1.98 Å. The Ti(2)-O(9) bond length is 2.27 Å. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Sn(1)O6 octahedra, edges with two equivalent Sn(2)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 46-47°. The Fe(1)-O(14) bond length is 2.19 Å. The Fe(1)-O(16) bond length is 2.18 Å. The Fe(1)-O(3) bond length is 2.06 Å. The Fe(1)-O(4) bond length is 2.01 Å. The Fe(1)-O(7) bond length is 2.04 Å. The Fe(1)-O(8) bond length is 2.06 Å. In the second Fe site, Fe(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form FeO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Ti(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Sn(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Fe(2)-O(1) bond length is 2.16 Å. The Fe(2)-O(10) bond length is 2.22 Å. The Fe(2)-O(11) bond length is 2.07 Å. The Fe(2)-O(13) bond length is 2.02 Å. The Fe(2)-O(15) bond length is 2.10 Å. The Fe(2)-O(5) bond length is 2.01 Å. In the third Fe site, Fe(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form FeO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Ti(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Sn(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Fe(3)-O(10) bond length is 2.23 Å. The Fe(3)-O(12) bond length is 2.06 Å. The Fe(3)-O(13) bond length is 2.02 Å. The Fe(3)-O(15) bond length is 2.10 Å. The Fe(3)-O(5) bond length is 2.01 Å. The Fe(3)-O(6) bond length is 2.15 Å. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form SnO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Sn(2)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 53°. The Sn(1)-O(14) bond length is 2.16 Å. The Sn(1)-O(2) bond length is 2.08 Å. The Sn(1)-O(3) bond length is 2.08 Å. The Sn(1)-O(4) bond length is 2.06 Å. The Sn(1)-O(7) bond length is 2.10 Å. The Sn(1)-O(9) bond length is 2.10 Å. In the second Sn site, Sn(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form SnO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Sn(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 53°. The Sn(2)-O(16) bond length is 2.16 Å. The Sn(2)-O(2) bond length is 2.09 Å. The Sn(2)-O(3) bond length is 2.08 Å. The Sn(2)-O(4) bond length is 2.06 Å. The Sn(2)-O(8) bond length is 2.10 Å. The Sn(2)-O(9) bond length is 2.10 Å. In the third Sn site, Sn(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form SnO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Ti(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 54°. The Sn(3)-O(1) bond length is 2.15 Å. The Sn(3)-O(11) bond length is 2.11 Å. The Sn(3)-O(12) bond length is 2.11 Å. The Sn(3)-O(13) bond length is 2.05 Å. The Sn(3)-O(5) bond length is 2.04 Å. The Sn(3)-O(6) bond length is 2.16 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(1), one Fe(2), and one Sn(3) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Li(4), one Ti(1), one Sn(1), and one Sn(2) atom. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Fe(1), one Sn(1), and one Sn(2) atom. In the fourth O site, O(4) is bonded to one Li(3), one Fe(1), one Sn(1), and one Sn(2) atom to form distorted corner-sharing OLiFeSn2 tetrahedra. In the fifth O site, O(5) is bonded in a tetrahedral geometry to one Li(2), one Fe(2), one Fe(3), and one Sn(3) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(1), one Fe(3), and one Sn(3) atom. In the seventh O site, O(7) is bonded to one Li(4), one Ti(1), one Fe(1), and one Sn(1) atom to form distorted OLiTiFeSn tetrahedra that share  a cornercorner with one O(8)LiTiFeSn tetrahedra, corners with two equivalent O(4)LiFeSn2 tetrahedra, and  an edgeedge with one O(8)LiTiFeSn tetrahedra. In the eighth O site, O(8) is bonded to one Li(4), one Ti(1), one Fe(1), and one Sn(2) atom to form distorted OLiTiFeSn tetrahedra that share  a cornercorner with one O(7)LiTiFeSn tetrahedra, corners with two equivalent O(4)LiFeSn2 tetrahedra, and  an edgeedge with one O(7)LiTiFeSn tetrahedra. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Sn(1), and one Sn(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Ti(1), one Fe(2), and one Fe(3) atom. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ti(2), one Fe(2), and one Sn(3) atom. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ti(2), one Fe(3), and one Sn(3) atom. In the thirteenth O site, O(13) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Fe(2), one Fe(3), and one Sn(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Fe(1), and one Sn(1) atom. In the fifteenth O site, O(15) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Ti(2), one Fe(2), and one Fe(3) atom. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Fe(1), and one Sn(2) atom.