Ti7(Fe3O8)3 is Ilmenite-like structured and crystallizes in the triclinic P1 space group. There are seven inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(10), one O(20), one O(21), one O(3), one O(5), and one O(7) atom to form distorted TiO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with four equivalent Fe(9)O6 octahedra,  an edgeedge with one Ti(6)O6 octahedra, edges with two equivalent Ti(7)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-61°. In the second Ti site, Ti(2) is bonded to one O(12), one O(16), one O(23), one O(24), one O(6), and one O(8) atom to form distorted TiO6 octahedra that share  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with four equivalent Fe(5)O6 octahedra,  an edgeedge with one Ti(7)O6 octahedra, edges with two equivalent Ti(3)O6 octahedra, and  a faceface with one Fe(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-62°. In the third Ti site, Ti(3) is bonded to one O(11), one O(12), one O(14), one O(16), one O(24), and one O(6) atom to form distorted TiO6 octahedra that share  a cornercorner with one Ti(4)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra, corners with two equivalent Fe(7)O6 octahedra, corners with four equivalent Fe(4)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra,  an edgeedge with one Fe(6)O6 pentagonal pyramid, and  a faceface with one Fe(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-63°. In the fourth Ti site, Ti(4) is bonded to one O(1), one O(13), one O(14), one O(15), one O(17), and one O(19) atom to form distorted TiO6 octahedra that share  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Ti(6)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with four equivalent Ti(5)O6 octahedra,  a cornercorner with one Fe(6)O6 pentagonal pyramid,  an edgeedge with one Fe(8)O6 octahedra, edges with two equivalent Fe(7)O6 octahedra, and  a faceface with one Fe(6)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 41-57°. In the fifth Ti site, Ti(5) is bonded to one O(1), one O(13), one O(17), one O(19), one O(2), and one O(9) atom to form distorted TiO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra, corners with two equivalent Fe(8)O6 octahedra, corners with four equivalent Ti(4)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Fe(6)O6 pentagonal pyramids, and  a faceface with one Fe(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-64°. In the sixth Ti site, Ti(6) is bonded to one O(15), one O(18), one O(20), one O(22), one O(4), and one O(5) atom to form distorted TiO6 octahedra that share  a cornercorner with one Ti(4)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(9)O6 octahedra, corners with four equivalent Fe(2)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and  a faceface with one Fe(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 42-63°. In the seventh Ti site, Ti(7) is bonded to one O(10), one O(21), one O(23), one O(3), one O(7), and one O(8) atom to form distorted TiO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra, corners with two equivalent Fe(5)O6 octahedra, corners with four equivalent Fe(3)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, and  a faceface with one Fe(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-61°. There are nine inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(15), one O(17), one O(18), one O(2), one O(22), and one O(4) atom to form FeO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, corners with four equivalent Fe(8)O6 octahedra,  an edgeedge with one Ti(5)O6 octahedra, edges with two equivalent Ti(6)O6 octahedra, and  a faceface with one Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-63°. In the second Fe site, Fe(2) is bonded to one O(18), one O(2), one O(20), one O(22), one O(3), and one O(4) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(5)O6 octahedra,  a cornercorner with one Ti(7)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with four equivalent Ti(6)O6 octahedra,  an edgeedge with one Fe(9)O6 octahedra, edges with two equivalent Fe(8)O6 octahedra, and  a faceface with one Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-63°. In the third Fe site, Fe(3) is bonded to one O(10), one O(21), one O(23), one O(5), one O(6), and one O(7) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Ti(6)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with four equivalent Ti(7)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra, edges with two equivalent Fe(9)O6 octahedra, and  a faceface with one Ti(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 42-62°. In the fourth Fe site, Fe(4) is bonded to one O(11), one O(12), one O(16), one O(24), one O(8), and one O(9) atom to form FeO6 octahedra that share  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ti(5)O6 octahedra,  a cornercorner with one Ti(7)O6 octahedra, corners with four equivalent Ti(3)O6 octahedra, corners with two equivalent Fe(6)O6 pentagonal pyramids,  an edgeedge with one Fe(7)O6 octahedra, edges with two equivalent Fe(5)O6 octahedra, and  a faceface with one Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-59°. In the fifth Fe site, Fe(5) is bonded to one O(10), one O(11), one O(12), one O(24), one O(6), and one O(8) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra, corners with two equivalent Ti(7)O6 octahedra, corners with four equivalent Ti(2)O6 octahedra,  a cornercorner with one Fe(6)O6 pentagonal pyramid,  an edgeedge with one Fe(3)O6 octahedra, edges with two equivalent Fe(4)O6 octahedra, and  a faceface with one Ti(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-62°. In the sixth Fe site, Fe(6) is bonded to one O(1), one O(11), one O(13), one O(14), one O(19), and one O(9) atom to form distorted FeO6 pentagonal pyramids that share  a cornercorner with one Ti(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(4)O6 octahedra, corners with four equivalent Fe(7)O6 octahedra,  an edgeedge with one Ti(3)O6 octahedra, edges with two equivalent Ti(5)O6 octahedra, and  a faceface with one Ti(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-63°. In the seventh Fe site, Fe(7) is bonded to one O(1), one O(13), one O(14), one O(16), one O(17), and one O(9) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ti(5)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with four equivalent Fe(6)O6 pentagonal pyramids,  an edgeedge with one Fe(4)O6 octahedra, edges with two equivalent Ti(4)O6 octahedra, and  a faceface with one Ti(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-64°. In the eighth Fe site, Fe(8) is bonded to one O(15), one O(18), one O(19), one O(2), one O(20), and one O(4) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Ti(6)O6 octahedra, corners with two equivalent Ti(5)O6 octahedra, corners with four equivalent Fe(1)O6 octahedra,  a cornercorner with one Fe(6)O6 pentagonal pyramid,  an edgeedge with one Ti(4)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and  a faceface with one Ti(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-61°. In the ninth Fe site, Fe(9) is bonded to one O(21), one O(22), one O(23), one O(3), one O(5), and one O(7) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ti(7)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Ti(6)O6 octahedra, corners with four equivalent Ti(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  a faceface with one Ti(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-63°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Ti(4), one Ti(5), one Fe(6), and one Fe(7) atom. In the second O site, O(2) is bonded to one Ti(5), one Fe(1), one Fe(2), and one Fe(8) atom to form distorted OTiFe3 trigonal pyramids that share  a cornercorner with one O(18)TiFe3 trigonal pyramid,  a cornercorner with one O(9)TiFe3 trigonal pyramid,  an edgeedge with one O(17)Ti2Fe2 trigonal pyramid,  an edgeedge with one O(20)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(18)TiFe3 trigonal pyramid. In the third O site, O(3) is bonded in a distorted see-saw-like geometry to one Ti(1), one Ti(7), one Fe(2), and one Fe(9) atom. In the fourth O site, O(4) is bonded in a distorted see-saw-like geometry to one Ti(6), one Fe(1), one Fe(2), and one Fe(8) atom. In the fifth O site, O(5) is bonded in a distorted see-saw-like geometry to one Ti(1), one Ti(6), one Fe(3), and one Fe(9) atom. In the sixth O site, O(6) is bonded to one Ti(2), one Ti(3), one Fe(3), and one Fe(5) atom to form distorted OTi2Fe2 trigonal pyramids that share  a cornercorner with one O(12)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(21)Ti2Fe2 trigonal pyramid,  an edgeedge with one O(10)Ti2Fe2 trigonal pyramid,  an edgeedge with one O(12)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(11)TiFe3 trigonal pyramid. In the seventh O site, O(7) is bonded in a distorted see-saw-like geometry to one Ti(1), one Ti(7), one Fe(3), and one Fe(9) atom. In the eighth O site, O(8) is bonded in a distorted see-saw-like geometry to one Ti(2), one Ti(7), one Fe(4), and one Fe(5) atom. In the ninth O site, O(9) is bonded to one Ti(5), one Fe(4), one Fe(6), and one Fe(7) atom to form distorted OTiFe3 trigonal pyramids that share  a cornercorner with one O(12)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(2)TiFe3 trigonal pyramid, corners with two equivalent O(11)TiFe3 trigonal pyramids, and  an edgeedge with one O(17)Ti2Fe2 trigonal pyramid. In the tenth O site, O(10) is bonded to one Ti(1), one Ti(7), one Fe(3), and one Fe(5) atom to form distorted OTi2Fe2 trigonal pyramids that share  a cornercorner with one O(12)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(20)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(21)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(11)TiFe3 trigonal pyramid,  an edgeedge with one O(21)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(6)Ti2Fe2 trigonal pyramid. In the eleventh O site, O(11) is bonded to one Ti(3), one Fe(4), one Fe(5), and one Fe(6) atom to form distorted OTiFe3 trigonal pyramids that share  a cornercorner with one O(10)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(12)Ti2Fe2 trigonal pyramid, corners with two equivalent O(9)TiFe3 trigonal pyramids,  an edgeedge with one O(12)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(6)Ti2Fe2 trigonal pyramid. In the twelfth O site, O(12) is bonded to one Ti(2), one Ti(3), one Fe(4), and one Fe(5) atom to form distorted OTi2Fe2 trigonal pyramids that share  a cornercorner with one O(10)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(6)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(11)TiFe3 trigonal pyramid,  a cornercorner with one O(9)TiFe3 trigonal pyramid,  an edgeedge with one O(6)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(11)TiFe3 trigonal pyramid. In the thirteenth O site, O(13) is bonded in a distorted see-saw-like geometry to one Ti(4), one Ti(5), one Fe(6), and one Fe(7) atom. In the fourteenth O site, O(14) is bonded in a distorted see-saw-like geometry to one Ti(3), one Ti(4), one Fe(6), and one Fe(7) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Ti(4), one Ti(6), one Fe(1), and one Fe(8) atom. In the sixteenth O site, O(16) is bonded in a distorted see-saw-like geometry to one Ti(2), one Ti(3), one Fe(4), and one Fe(7) atom. In the seventeenth O site, O(17) is bonded to one Ti(4), one Ti(5), one Fe(1), and one Fe(7) atom to form a mixture of distorted corner and edge-sharing OTi2Fe2 trigonal pyramids. In the eighteenth O site, O(18) is bonded to one Ti(6), one Fe(1), one Fe(2), and one Fe(8) atom to form distorted OTiFe3 trigonal pyramids that share  a cornercorner with one O(17)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(2)TiFe3 trigonal pyramid, corners with three equivalent O(20)Ti2Fe2 trigonal pyramids, and  an edgeedge with one O(2)TiFe3 trigonal pyramid. In the nineteenth O site, O(19) is bonded in a distorted see-saw-like geometry to one Ti(4), one Ti(5), one Fe(6), and one Fe(8) atom. In the twentieth O site, O(20) is bonded to one Ti(1), one Ti(6), one Fe(2), and one Fe(8) atom to form distorted OTi2Fe2 trigonal pyramids that share  a cornercorner with one O(10)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(21)Ti2Fe2 trigonal pyramid, corners with three equivalent O(18)TiFe3 trigonal pyramids, and  an edgeedge with one O(2)TiFe3 trigonal pyramid. In the twenty-first O site, O(21) is bonded to one Ti(1), one Ti(7), one Fe(3), and one Fe(9) atom to form a mixture of distorted corner and edge-sharing OTi2Fe2 trigonal pyramids. In the twenty-second O site, O(22) is bonded in a distorted see-saw-like geometry to one Ti(6), one Fe(1), one Fe(2), and one Fe(9) atom. In the twenty-third O site, O(23) is bonded in a distorted see-saw-like geometry to one Ti(2), one Ti(7), one Fe(3), and one Fe(9) atom. In the twenty-fourth O site, O(24) is bonded in a distorted see-saw-like geometry to one Ti(2), one Ti(3), one Fe(4), and one Fe(5) atom.
Ti7(Fe3O8)3 is Ilmenite-like structured and crystallizes in the triclinic P1 space group. There are seven inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(10), one O(20), one O(21), one O(3), one O(5), and one O(7) atom to form distorted TiO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with four equivalent Fe(9)O6 octahedra,  an edgeedge with one Ti(6)O6 octahedra, edges with two equivalent Ti(7)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-61°. The Ti(1)-O(10) bond length is 2.13 Å. The Ti(1)-O(20) bond length is 1.88 Å. The Ti(1)-O(21) bond length is 2.14 Å. The Ti(1)-O(3) bond length is 1.89 Å. The Ti(1)-O(5) bond length is 2.14 Å. The Ti(1)-O(7) bond length is 1.86 Å. In the second Ti site, Ti(2) is bonded to one O(12), one O(16), one O(23), one O(24), one O(6), and one O(8) atom to form distorted TiO6 octahedra that share  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with four equivalent Fe(5)O6 octahedra,  an edgeedge with one Ti(7)O6 octahedra, edges with two equivalent Ti(3)O6 octahedra, and  a faceface with one Fe(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-62°. The Ti(2)-O(12) bond length is 1.87 Å. The Ti(2)-O(16) bond length is 2.13 Å. The Ti(2)-O(23) bond length is 1.87 Å. The Ti(2)-O(24) bond length is 2.10 Å. The Ti(2)-O(6) bond length is 1.90 Å. The Ti(2)-O(8) bond length is 2.14 Å. In the third Ti site, Ti(3) is bonded to one O(11), one O(12), one O(14), one O(16), one O(24), and one O(6) atom to form distorted TiO6 octahedra that share  a cornercorner with one Ti(4)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra, corners with two equivalent Fe(7)O6 octahedra, corners with four equivalent Fe(4)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra,  an edgeedge with one Fe(6)O6 pentagonal pyramid, and  a faceface with one Fe(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-63°. The Ti(3)-O(11) bond length is 2.08 Å. The Ti(3)-O(12) bond length is 2.13 Å. The Ti(3)-O(14) bond length is 1.94 Å. The Ti(3)-O(16) bond length is 1.87 Å. The Ti(3)-O(24) bond length is 1.89 Å. The Ti(3)-O(6) bond length is 2.09 Å. In the fourth Ti site, Ti(4) is bonded to one O(1), one O(13), one O(14), one O(15), one O(17), and one O(19) atom to form distorted TiO6 octahedra that share  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Ti(6)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with four equivalent Ti(5)O6 octahedra,  a cornercorner with one Fe(6)O6 pentagonal pyramid,  an edgeedge with one Fe(8)O6 octahedra, edges with two equivalent Fe(7)O6 octahedra, and  a faceface with one Fe(6)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 41-57°. The Ti(4)-O(1) bond length is 1.90 Å. The Ti(4)-O(13) bond length is 2.19 Å. The Ti(4)-O(14) bond length is 2.17 Å. The Ti(4)-O(15) bond length is 1.85 Å. The Ti(4)-O(17) bond length is 1.87 Å. The Ti(4)-O(19) bond length is 2.16 Å. In the fifth Ti site, Ti(5) is bonded to one O(1), one O(13), one O(17), one O(19), one O(2), and one O(9) atom to form distorted TiO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra, corners with two equivalent Fe(8)O6 octahedra, corners with four equivalent Ti(4)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Fe(6)O6 pentagonal pyramids, and  a faceface with one Fe(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-64°. The Ti(5)-O(1) bond length is 2.26 Å. The Ti(5)-O(13) bond length is 1.86 Å. The Ti(5)-O(17) bond length is 2.27 Å. The Ti(5)-O(19) bond length is 1.87 Å. The Ti(5)-O(2) bond length is 1.90 Å. The Ti(5)-O(9) bond length is 2.02 Å. In the sixth Ti site, Ti(6) is bonded to one O(15), one O(18), one O(20), one O(22), one O(4), and one O(5) atom to form distorted TiO6 octahedra that share  a cornercorner with one Ti(4)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(9)O6 octahedra, corners with four equivalent Fe(2)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and  a faceface with one Fe(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 42-63°. The Ti(6)-O(15) bond length is 2.31 Å. The Ti(6)-O(18) bond length is 1.87 Å. The Ti(6)-O(20) bond length is 2.11 Å. The Ti(6)-O(22) bond length is 1.90 Å. The Ti(6)-O(4) bond length is 2.04 Å. The Ti(6)-O(5) bond length is 1.86 Å. In the seventh Ti site, Ti(7) is bonded to one O(10), one O(21), one O(23), one O(3), one O(7), and one O(8) atom to form distorted TiO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra, corners with two equivalent Fe(5)O6 octahedra, corners with four equivalent Fe(3)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, and  a faceface with one Fe(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-61°. The Ti(7)-O(10) bond length is 1.89 Å. The Ti(7)-O(21) bond length is 1.87 Å. The Ti(7)-O(23) bond length is 2.12 Å. The Ti(7)-O(3) bond length is 2.13 Å. The Ti(7)-O(7) bond length is 2.12 Å. The Ti(7)-O(8) bond length is 1.88 Å. There are nine inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(15), one O(17), one O(18), one O(2), one O(22), and one O(4) atom to form FeO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, corners with four equivalent Fe(8)O6 octahedra,  an edgeedge with one Ti(5)O6 octahedra, edges with two equivalent Ti(6)O6 octahedra, and  a faceface with one Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-63°. The Fe(1)-O(15) bond length is 2.02 Å. The Fe(1)-O(17) bond length is 2.05 Å. The Fe(1)-O(18) bond length is 2.08 Å. The Fe(1)-O(2) bond length is 2.13 Å. The Fe(1)-O(22) bond length is 2.04 Å. The Fe(1)-O(4) bond length is 1.96 Å. In the second Fe site, Fe(2) is bonded to one O(18), one O(2), one O(20), one O(22), one O(3), and one O(4) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(5)O6 octahedra,  a cornercorner with one Ti(7)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with four equivalent Ti(6)O6 octahedra,  an edgeedge with one Fe(9)O6 octahedra, edges with two equivalent Fe(8)O6 octahedra, and  a faceface with one Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-63°. The Fe(2)-O(18) bond length is 2.20 Å. The Fe(2)-O(2) bond length is 2.23 Å. The Fe(2)-O(20) bond length is 2.12 Å. The Fe(2)-O(22) bond length is 2.28 Å. The Fe(2)-O(3) bond length is 2.10 Å. The Fe(2)-O(4) bond length is 2.11 Å. In the third Fe site, Fe(3) is bonded to one O(10), one O(21), one O(23), one O(5), one O(6), and one O(7) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Ti(6)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with four equivalent Ti(7)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra, edges with two equivalent Fe(9)O6 octahedra, and  a faceface with one Ti(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 42-62°. The Fe(3)-O(10) bond length is 2.25 Å. The Fe(3)-O(21) bond length is 2.23 Å. The Fe(3)-O(23) bond length is 2.13 Å. The Fe(3)-O(5) bond length is 2.17 Å. The Fe(3)-O(6) bond length is 2.06 Å. The Fe(3)-O(7) bond length is 2.14 Å. In the fourth Fe site, Fe(4) is bonded to one O(11), one O(12), one O(16), one O(24), one O(8), and one O(9) atom to form FeO6 octahedra that share  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ti(5)O6 octahedra,  a cornercorner with one Ti(7)O6 octahedra, corners with four equivalent Ti(3)O6 octahedra, corners with two equivalent Fe(6)O6 pentagonal pyramids,  an edgeedge with one Fe(7)O6 octahedra, edges with two equivalent Fe(5)O6 octahedra, and  a faceface with one Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-59°. The Fe(4)-O(11) bond length is 2.08 Å. The Fe(4)-O(12) bond length is 2.11 Å. The Fe(4)-O(16) bond length is 2.18 Å. The Fe(4)-O(24) bond length is 2.18 Å. The Fe(4)-O(8) bond length is 2.12 Å. The Fe(4)-O(9) bond length is 2.09 Å. In the fifth Fe site, Fe(5) is bonded to one O(10), one O(11), one O(12), one O(24), one O(6), and one O(8) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra, corners with two equivalent Ti(7)O6 octahedra, corners with four equivalent Ti(2)O6 octahedra,  a cornercorner with one Fe(6)O6 pentagonal pyramid,  an edgeedge with one Fe(3)O6 octahedra, edges with two equivalent Fe(4)O6 octahedra, and  a faceface with one Ti(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-62°. The Fe(5)-O(10) bond length is 2.08 Å. The Fe(5)-O(11) bond length is 2.14 Å. The Fe(5)-O(12) bond length is 2.23 Å. The Fe(5)-O(24) bond length is 2.14 Å. The Fe(5)-O(6) bond length is 2.28 Å. The Fe(5)-O(8) bond length is 2.14 Å. In the sixth Fe site, Fe(6) is bonded to one O(1), one O(11), one O(13), one O(14), one O(19), and one O(9) atom to form distorted FeO6 pentagonal pyramids that share  a cornercorner with one Ti(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(4)O6 octahedra, corners with four equivalent Fe(7)O6 octahedra,  an edgeedge with one Ti(3)O6 octahedra, edges with two equivalent Ti(5)O6 octahedra, and  a faceface with one Ti(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-63°. The Fe(6)-O(1) bond length is 2.07 Å. The Fe(6)-O(11) bond length is 1.93 Å. The Fe(6)-O(13) bond length is 2.17 Å. The Fe(6)-O(14) bond length is 2.15 Å. The Fe(6)-O(19) bond length is 2.16 Å. The Fe(6)-O(9) bond length is 1.96 Å. In the seventh Fe site, Fe(7) is bonded to one O(1), one O(13), one O(14), one O(16), one O(17), and one O(9) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ti(5)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with four equivalent Fe(6)O6 pentagonal pyramids,  an edgeedge with one Fe(4)O6 octahedra, edges with two equivalent Ti(4)O6 octahedra, and  a faceface with one Ti(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-64°. The Fe(7)-O(1) bond length is 2.22 Å. The Fe(7)-O(13) bond length is 2.19 Å. The Fe(7)-O(14) bond length is 2.08 Å. The Fe(7)-O(16) bond length is 2.09 Å. The Fe(7)-O(17) bond length is 2.27 Å. The Fe(7)-O(9) bond length is 2.19 Å. In the eighth Fe site, Fe(8) is bonded to one O(15), one O(18), one O(19), one O(2), one O(20), and one O(4) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Ti(6)O6 octahedra, corners with two equivalent Ti(5)O6 octahedra, corners with four equivalent Fe(1)O6 octahedra,  a cornercorner with one Fe(6)O6 pentagonal pyramid,  an edgeedge with one Ti(4)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and  a faceface with one Ti(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-61°. The Fe(8)-O(15) bond length is 2.27 Å. The Fe(8)-O(18) bond length is 2.11 Å. The Fe(8)-O(19) bond length is 2.15 Å. The Fe(8)-O(2) bond length is 2.10 Å. The Fe(8)-O(20) bond length is 2.22 Å. The Fe(8)-O(4) bond length is 2.15 Å. In the ninth Fe site, Fe(9) is bonded to one O(21), one O(22), one O(23), one O(3), one O(5), and one O(7) atom to form distorted FeO6 octahedra that share  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ti(7)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Ti(6)O6 octahedra, corners with four equivalent Ti(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  a faceface with one Ti(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-63°. The Fe(9)-O(21) bond length is 2.08 Å. The Fe(9)-O(22) bond length is 2.12 Å. The Fe(9)-O(23) bond length is 2.23 Å. The Fe(9)-O(3) bond length is 2.24 Å. The Fe(9)-O(5) bond length is 2.13 Å. The Fe(9)-O(7) bond length is 2.21 Å. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Ti(4), one Ti(5), one Fe(6), and one Fe(7) atom. In the second O site, O(2) is bonded to one Ti(5), one Fe(1), one Fe(2), and one Fe(8) atom to form distorted OTiFe3 trigonal pyramids that share  a cornercorner with one O(18)TiFe3 trigonal pyramid,  a cornercorner with one O(9)TiFe3 trigonal pyramid,  an edgeedge with one O(17)Ti2Fe2 trigonal pyramid,  an edgeedge with one O(20)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(18)TiFe3 trigonal pyramid. In the third O site, O(3) is bonded in a distorted see-saw-like geometry to one Ti(1), one Ti(7), one Fe(2), and one Fe(9) atom. In the fourth O site, O(4) is bonded in a distorted see-saw-like geometry to one Ti(6), one Fe(1), one Fe(2), and one Fe(8) atom. In the fifth O site, O(5) is bonded in a distorted see-saw-like geometry to one Ti(1), one Ti(6), one Fe(3), and one Fe(9) atom. In the sixth O site, O(6) is bonded to one Ti(2), one Ti(3), one Fe(3), and one Fe(5) atom to form distorted OTi2Fe2 trigonal pyramids that share  a cornercorner with one O(12)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(21)Ti2Fe2 trigonal pyramid,  an edgeedge with one O(10)Ti2Fe2 trigonal pyramid,  an edgeedge with one O(12)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(11)TiFe3 trigonal pyramid. In the seventh O site, O(7) is bonded in a distorted see-saw-like geometry to one Ti(1), one Ti(7), one Fe(3), and one Fe(9) atom. In the eighth O site, O(8) is bonded in a distorted see-saw-like geometry to one Ti(2), one Ti(7), one Fe(4), and one Fe(5) atom. In the ninth O site, O(9) is bonded to one Ti(5), one Fe(4), one Fe(6), and one Fe(7) atom to form distorted OTiFe3 trigonal pyramids that share  a cornercorner with one O(12)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(2)TiFe3 trigonal pyramid, corners with two equivalent O(11)TiFe3 trigonal pyramids, and  an edgeedge with one O(17)Ti2Fe2 trigonal pyramid. In the tenth O site, O(10) is bonded to one Ti(1), one Ti(7), one Fe(3), and one Fe(5) atom to form distorted OTi2Fe2 trigonal pyramids that share  a cornercorner with one O(12)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(20)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(21)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(11)TiFe3 trigonal pyramid,  an edgeedge with one O(21)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(6)Ti2Fe2 trigonal pyramid. In the eleventh O site, O(11) is bonded to one Ti(3), one Fe(4), one Fe(5), and one Fe(6) atom to form distorted OTiFe3 trigonal pyramids that share  a cornercorner with one O(10)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(12)Ti2Fe2 trigonal pyramid, corners with two equivalent O(9)TiFe3 trigonal pyramids,  an edgeedge with one O(12)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(6)Ti2Fe2 trigonal pyramid. In the twelfth O site, O(12) is bonded to one Ti(2), one Ti(3), one Fe(4), and one Fe(5) atom to form distorted OTi2Fe2 trigonal pyramids that share  a cornercorner with one O(10)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(6)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(11)TiFe3 trigonal pyramid,  a cornercorner with one O(9)TiFe3 trigonal pyramid,  an edgeedge with one O(6)Ti2Fe2 trigonal pyramid, and  an edgeedge with one O(11)TiFe3 trigonal pyramid. In the thirteenth O site, O(13) is bonded in a distorted see-saw-like geometry to one Ti(4), one Ti(5), one Fe(6), and one Fe(7) atom. In the fourteenth O site, O(14) is bonded in a distorted see-saw-like geometry to one Ti(3), one Ti(4), one Fe(6), and one Fe(7) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Ti(4), one Ti(6), one Fe(1), and one Fe(8) atom. In the sixteenth O site, O(16) is bonded in a distorted see-saw-like geometry to one Ti(2), one Ti(3), one Fe(4), and one Fe(7) atom. In the seventeenth O site, O(17) is bonded to one Ti(4), one Ti(5), one Fe(1), and one Fe(7) atom to form a mixture of distorted corner and edge-sharing OTi2Fe2 trigonal pyramids. In the eighteenth O site, O(18) is bonded to one Ti(6), one Fe(1), one Fe(2), and one Fe(8) atom to form distorted OTiFe3 trigonal pyramids that share  a cornercorner with one O(17)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(2)TiFe3 trigonal pyramid, corners with three equivalent O(20)Ti2Fe2 trigonal pyramids, and  an edgeedge with one O(2)TiFe3 trigonal pyramid. In the nineteenth O site, O(19) is bonded in a distorted see-saw-like geometry to one Ti(4), one Ti(5), one Fe(6), and one Fe(8) atom. In the twentieth O site, O(20) is bonded to one Ti(1), one Ti(6), one Fe(2), and one Fe(8) atom to form distorted OTi2Fe2 trigonal pyramids that share  a cornercorner with one O(10)Ti2Fe2 trigonal pyramid,  a cornercorner with one O(21)Ti2Fe2 trigonal pyramid, corners with three equivalent O(18)TiFe3 trigonal pyramids, and  an edgeedge with one O(2)TiFe3 trigonal pyramid. In the twenty-first O site, O(21) is bonded to one Ti(1), one Ti(7), one Fe(3), and one Fe(9) atom to form a mixture of distorted corner and edge-sharing OTi2Fe2 trigonal pyramids. In the twenty-second O site, O(22) is bonded in a distorted see-saw-like geometry to one Ti(6), one Fe(1), one Fe(2), and one Fe(9) atom. In the twenty-third O site, O(23) is bonded in a distorted see-saw-like geometry to one Ti(2), one Ti(7), one Fe(3), and one Fe(9) atom. In the twenty-fourth O site, O(24) is bonded in a distorted see-saw-like geometry to one Ti(2), one Ti(3), one Fe(4), and one Fe(5) atom.