Sr6Ti3FeO14 crystallizes in the orthorhombic Amm2 space group. There are eight inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 9-coordinate geometry to one O(1), two equivalent O(16), two equivalent O(17), and four equivalent O(4) atoms. In the second Sr site, Sr(2) is bonded in a 9-coordinate geometry to one O(2), two equivalent O(16), two equivalent O(18), and four equivalent O(4) atoms. In the third Sr site, Sr(3) is bonded in a 9-coordinate geometry to one O(19), one O(20), one O(3), two equivalent O(21), two equivalent O(5), and two equivalent O(6) atoms. In the fourth Sr site, Sr(4) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(4), two equivalent O(1), two equivalent O(12), and two equivalent O(2) atoms. In the fifth Sr site, Sr(5) is bonded in a 9-coordinate geometry to one O(5), two equivalent O(13), two equivalent O(14), and four equivalent O(3) atoms. In the sixth Sr site, Sr(6) is bonded in a 9-coordinate geometry to one O(6), two equivalent O(13), two equivalent O(15), and four equivalent O(3) atoms. In the seventh Sr site, Sr(7,8) is bonded to two equivalent O(13), two equivalent O(15), two equivalent O(16), two equivalent O(17), and four equivalent O(7) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(7,8)O12 cuboctahedra; faces with four equivalent Sr(7,8)O12 cuboctahedra; faces with four equivalent Ti(1)O6 octahedra; and faces with four equivalent Ti(2)O6 octahedra. In the eighth Sr site, Sr(9) is bonded to one O(10), one O(11), one O(19), one O(20), two equivalent O(12), two equivalent O(21), two equivalent O(8), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(9)O12 cuboctahedra, faces with four equivalent Sr(9)O12 cuboctahedra, faces with two equivalent Ti(3)O6 octahedra, faces with two equivalent Ti(4)O6 octahedra, faces with two equivalent Fe(1)O6 octahedra, and faces with two equivalent Fe(2)O6 octahedra. There are four inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(14), one O(15), one O(3), one O(7), and two equivalent O(13) atoms to form TiO6 octahedra that share  a cornercorner with one Ti(2)O6 octahedra; corners with four equivalent Ti(1)O6 octahedra; and faces with four equivalent Sr(7,8)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the second Ti site, Ti(2) is bonded to one O(17), one O(18), one O(4), one O(7), and two equivalent O(16) atoms to form TiO6 octahedra that share  a cornercorner with one Ti(1)O6 octahedra; corners with four equivalent Ti(2)O6 octahedra; and faces with four equivalent Sr(7,8)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the third Ti site, Ti(3) is bonded to one O(5), one O(8), two equivalent O(19), and two equivalent O(21) atoms to form TiO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, and faces with four equivalent Sr(9)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fourth Ti site, Ti(4) is bonded to one O(6), one O(9), two equivalent O(20), and two equivalent O(21) atoms to form TiO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, and faces with four equivalent Sr(9)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(8), two equivalent O(10), and two equivalent O(12) atoms to form FeO6 octahedra that share  a cornercorner with one Ti(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and faces with four equivalent Sr(9)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second Fe site, Fe(2) is bonded to one O(2), one O(9), two equivalent O(11), and two equivalent O(12) atoms to form FeO6 octahedra that share  a cornercorner with one Ti(4)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and faces with four equivalent Sr(9)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. There are twenty-one inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), four equivalent Sr(4), and one Fe(1) atom to form distorted OSr5Fe octahedra that share  a cornercorner with one O(8)Sr4TiFe octahedra, corners with two equivalent O(16)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with four equivalent O(11)Sr4Fe2 octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(2)Sr5Fe octahedra, edges with two equivalent O(1)Sr5Fe octahedra, edges with two equivalent O(2)Sr5Fe octahedra, edges with four equivalent O(4)Sr5Ti octahedra, faces with two equivalent O(10)Sr4Fe2 octahedra, and faces with two equivalent O(12)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 0-56°. In the second O site, O(2) is bonded to one Sr(2), four equivalent Sr(4), and one Fe(2) atom to form distorted OSr5Fe octahedra that share corners with two equivalent O(16)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with four equivalent O(10)Sr4Fe2 octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(1)Sr5Fe octahedra, edges with two equivalent O(1)Sr5Fe octahedra, edges with two equivalent O(2)Sr5Fe octahedra, edges with four equivalent O(4)Sr5Ti octahedra, faces with two equivalent O(11)Sr4Fe2 octahedra, and faces with two equivalent O(12)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 10-54°. In the third O site, O(3) is bonded to one Sr(3), two equivalent Sr(5), two equivalent Sr(6), and one Ti(1) atom to form distorted OSr5Ti octahedra that share  a cornercorner with one O(19)Sr4Ti2 octahedra,  a cornercorner with one O(20)Sr4Ti2 octahedra,  a cornercorner with one O(7)Sr4Ti2 octahedra, corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(13)Sr4Ti2 octahedra, corners with four equivalent O(3)Sr5Ti octahedra, edges with two equivalent O(5)Sr5Ti octahedra, edges with two equivalent O(6)Sr5Ti octahedra, edges with four equivalent O(3)Sr5Ti octahedra,  a faceface with one O(14)Sr4Ti2 octahedra,  a faceface with one O(15)Sr4Ti2 octahedra, and faces with two equivalent O(13)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-55°. In the fourth O site, O(4) is bonded to one Sr(4), two equivalent Sr(1), two equivalent Sr(2), and one Ti(2) atom to form distorted OSr5Ti octahedra that share  a cornercorner with one O(10)Sr4Fe2 octahedra,  a cornercorner with one O(11)Sr4Fe2 octahedra,  a cornercorner with one O(7)Sr4Ti2 octahedra, corners with two equivalent O(12)Sr4Fe2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with four equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(4)Sr5Ti octahedra, edges with two equivalent O(1)Sr5Fe octahedra, edges with two equivalent O(2)Sr5Fe octahedra, edges with four equivalent O(4)Sr5Ti octahedra,  a faceface with one O(17)Sr4Ti2 octahedra,  a faceface with one O(18)Sr4Ti2 octahedra, and faces with two equivalent O(16)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-56°. In the fifth O site, O(5) is bonded to one Sr(5), four equivalent Sr(3), and one Ti(3) atom to form distorted OSr5Ti octahedra that share  a cornercorner with one O(8)Sr4TiFe octahedra, corners with two equivalent O(13)Sr4Ti2 octahedra, corners with two equivalent O(14)Sr4Ti2 octahedra, corners with four equivalent O(20)Sr4Ti2 octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(6)Sr5Ti octahedra, edges with two equivalent O(5)Sr5Ti octahedra, edges with two equivalent O(6)Sr5Ti octahedra, edges with four equivalent O(3)Sr5Ti octahedra, faces with two equivalent O(19)Sr4Ti2 octahedra, and faces with two equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-56°. In the sixth O site, O(6) is bonded to one Sr(6), four equivalent Sr(3), and one Ti(4) atom to form distorted OSr5Ti octahedra that share corners with two equivalent O(13)Sr4Ti2 octahedra, corners with two equivalent O(15)Sr4Ti2 octahedra, corners with four equivalent O(19)Sr4Ti2 octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(5)Sr5Ti octahedra, edges with two equivalent O(5)Sr5Ti octahedra, edges with two equivalent O(6)Sr5Ti octahedra, edges with four equivalent O(3)Sr5Ti octahedra, faces with two equivalent O(20)Sr4Ti2 octahedra, and faces with two equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 8-55°. In the seventh O site, O(7) is bonded to four equivalent Sr(7,8); one Ti(1); and one Ti(2) atom to form distorted OSr4Ti2 octahedra that share  a cornercorner with one O(3)Sr5Ti octahedra,  a cornercorner with one O(4)Sr5Ti octahedra, corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with four equivalent O(13)Sr4Ti2 octahedra, corners with four equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, edges with four equivalent O(7)Sr4Ti2 octahedra,  a faceface with one O(14)Sr4Ti2 octahedra,  a faceface with one O(15)Sr4Ti2 octahedra,  a faceface with one O(17)Sr4Ti2 octahedra,  a faceface with one O(18)Sr4Ti2 octahedra, faces with two equivalent O(13)Sr4Ti2 octahedra, and faces with two equivalent O(16)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the eighth O site, O(8) is bonded to four equivalent Sr(9), one Ti(3), and one Fe(1) atom to form distorted OSr4TiFe octahedra that share  a cornercorner with one O(1)Sr5Fe octahedra,  a cornercorner with one O(5)Sr5Ti octahedra, corners with four equivalent O(11)Sr4Fe2 octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(20)Sr4Ti2 octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, edges with two equivalent O(8)Sr4TiFe octahedra, faces with two equivalent O(10)Sr4Fe2 octahedra, faces with two equivalent O(12)Sr4Fe2 octahedra, faces with two equivalent O(19)Sr4Ti2 octahedra, and faces with two equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the ninth O site, O(9) is bonded in a distorted linear geometry to four equivalent Sr(9), one Ti(4), and one Fe(2) atom. In the tenth O site, O(10) is bonded to two equivalent Sr(4), two equivalent Sr(9), and two equivalent Fe(1) atoms to form distorted OSr4Fe2 octahedra that share corners with two equivalent O(10)Sr4Fe2 octahedra, corners with two equivalent O(20)Sr4Ti2 octahedra, corners with two equivalent O(4)Sr5Ti octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(2)Sr5Fe octahedra,  an edgeedge with one O(19)Sr4Ti2 octahedra, edges with two equivalent O(11)Sr4Fe2 octahedra, faces with two equivalent O(8)Sr4TiFe octahedra, faces with two equivalent O(1)Sr5Fe octahedra, and faces with four equivalent O(12)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 2-60°. In the eleventh O site, O(11) is bonded to two equivalent Sr(4), two equivalent Sr(9), and two equivalent Fe(2) atoms to form distorted OSr4Fe2 octahedra that share corners with two equivalent O(11)Sr4Fe2 octahedra, corners with two equivalent O(19)Sr4Ti2 octahedra, corners with two equivalent O(4)Sr5Ti octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(8)Sr4TiFe octahedra, corners with four equivalent O(1)Sr5Fe octahedra,  an edgeedge with one O(20)Sr4Ti2 octahedra, edges with two equivalent O(10)Sr4Fe2 octahedra, faces with two equivalent O(2)Sr5Fe octahedra, and faces with four equivalent O(12)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 2-60°. In the twelfth O site, O(12) is bonded to two equivalent Sr(4), two equivalent Sr(9), one Fe(1), and one Fe(2) atom to form distorted OSr4Fe2 octahedra that share corners with two equivalent O(12)Sr4Fe2 octahedra, corners with two equivalent O(19)Sr4Ti2 octahedra, corners with two equivalent O(20)Sr4Ti2 octahedra, corners with two equivalent O(21)Sr4Ti2 octahedra, corners with two equivalent O(8)Sr4TiFe octahedra, corners with two equivalent O(1)Sr5Fe octahedra, corners with two equivalent O(2)Sr5Fe octahedra, corners with two equivalent O(4)Sr5Ti octahedra,  an edgeedge with one O(21)Sr4Ti2 octahedra, edges with two equivalent O(12)Sr4Fe2 octahedra,  a faceface with one O(8)Sr4TiFe octahedra,  a faceface with one O(1)Sr5Fe octahedra,  a faceface with one O(2)Sr5Fe octahedra, faces with two equivalent O(10)Sr4Fe2 octahedra, and faces with two equivalent O(11)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 2-61°. In the thirteenth O site, O(13) is bonded to one Sr(5); one Sr(6); two equivalent Sr(7,8); and two equivalent Ti(1) atoms to form distorted OSr4Ti2 octahedra that share  a cornercorner with one O(5)Sr5Ti octahedra,  a cornercorner with one O(6)Sr5Ti octahedra, corners with two equivalent O(13)Sr4Ti2 octahedra, corners with two equivalent O(16)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(3)Sr5Ti octahedra,  an edgeedge with one O(16)Sr4Ti2 octahedra, edges with two equivalent O(13)Sr4Ti2 octahedra, faces with two equivalent O(14)Sr4Ti2 octahedra, faces with two equivalent O(15)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, and faces with two equivalent O(3)Sr5Ti octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the fourteenth O site, O(14) is bonded to two equivalent Sr(5); two equivalent Sr(7,8); and two equivalent Ti(1) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with two equivalent O(5)Sr5Ti octahedra, corners with four equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(3)Sr5Ti octahedra,  an edgeedge with one O(18)Sr4Ti2 octahedra, edges with two equivalent O(14)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, faces with two equivalent O(3)Sr5Ti octahedra, and faces with four equivalent O(13)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the fifteenth O site, O(15) is bonded to two equivalent Sr(6); two equivalent Sr(7,8); and two equivalent Ti(1) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(6)Sr5Ti octahedra, corners with four equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(3)Sr5Ti octahedra,  an edgeedge with one O(17)Sr4Ti2 octahedra, edges with two equivalent O(15)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, faces with two equivalent O(3)Sr5Ti octahedra, and faces with four equivalent O(13)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the sixteenth O site, O(16) is bonded to one Sr(1); one Sr(2); two equivalent Sr(7,8); and two equivalent Ti(2) atoms to form distorted OSr4Ti2 octahedra that share  a cornercorner with one O(1)Sr5Fe octahedra,  a cornercorner with one O(2)Sr5Fe octahedra, corners with two equivalent O(13)Sr4Ti2 octahedra, corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(4)Sr5Ti octahedra,  an edgeedge with one O(13)Sr4Ti2 octahedra, edges with two equivalent O(16)Sr4Ti2 octahedra, faces with two equivalent O(17)Sr4Ti2 octahedra, faces with two equivalent O(18)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, and faces with two equivalent O(4)Sr5Ti octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the seventeenth O site, O(17) is bonded to two equivalent Sr(1); two equivalent Sr(7,8); and two equivalent Ti(2) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with two equivalent O(1)Sr5Fe octahedra, corners with four equivalent O(13)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(4)Sr5Ti octahedra,  an edgeedge with one O(15)Sr4Ti2 octahedra, edges with two equivalent O(17)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, faces with two equivalent O(4)Sr5Ti octahedra, and faces with four equivalent O(16)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the eighteenth O site, O(18) is bonded to two equivalent Sr(2); two equivalent Sr(7,8); and two equivalent Ti(2) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(2)Sr5Fe octahedra, corners with four equivalent O(13)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(4)Sr5Ti octahedra,  an edgeedge with one O(14)Sr4Ti2 octahedra, edges with two equivalent O(18)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, faces with two equivalent O(4)Sr5Ti octahedra, and faces with four equivalent O(16)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the nineteenth O site, O(19) is bonded to two equivalent Sr(3), two equivalent Sr(9), and two equivalent Ti(3) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(11)Sr4Fe2 octahedra, corners with two equivalent O(19)Sr4Ti2 octahedra, corners with two equivalent O(3)Sr5Ti octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(6)Sr5Ti octahedra,  an edgeedge with one O(10)Sr4Fe2 octahedra, edges with two equivalent O(20)Sr4Ti2 octahedra, faces with two equivalent O(8)Sr4TiFe octahedra, faces with two equivalent O(5)Sr5Ti octahedra, and faces with four equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 2-61°. In the twentieth O site, O(20) is bonded to two equivalent Sr(3), two equivalent Sr(9), and two equivalent Ti(4) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(10)Sr4Fe2 octahedra, corners with two equivalent O(20)Sr4Ti2 octahedra, corners with two equivalent O(3)Sr5Ti octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(8)Sr4TiFe octahedra, corners with four equivalent O(5)Sr5Ti octahedra,  an edgeedge with one O(11)Sr4Fe2 octahedra, edges with two equivalent O(19)Sr4Ti2 octahedra, faces with two equivalent O(6)Sr5Ti octahedra, and faces with four equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the twenty-first O site, O(21) is bonded to two equivalent Sr(3), two equivalent Sr(9), one Ti(3), and one Ti(4) atom to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(10)Sr4Fe2 octahedra, corners with two equivalent O(11)Sr4Fe2 octahedra, corners with two equivalent O(12)Sr4Fe2 octahedra, corners with two equivalent O(21)Sr4Ti2 octahedra, corners with two equivalent O(8)Sr4TiFe octahedra, corners with two equivalent O(3)Sr5Ti octahedra, corners with two equivalent O(5)Sr5Ti octahedra, corners with two equivalent O(6)Sr5Ti octahedra,  an edgeedge with one O(12)Sr4Fe2 octahedra, edges with two equivalent O(21)Sr4Ti2 octahedra,  a faceface with one O(8)Sr4TiFe octahedra,  a faceface with one O(5)Sr5Ti octahedra,  a faceface with one O(6)Sr5Ti octahedra, faces with two equivalent O(19)Sr4Ti2 octahedra, and faces with two equivalent O(20)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°.
Sr6Ti3FeO14 crystallizes in the orthorhombic Amm2 space group. There are eight inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 9-coordinate geometry to one O(1), two equivalent O(16), two equivalent O(17), and four equivalent O(4) atoms. The Sr(1)-O(1) bond length is 2.49 Å. Both Sr(1)-O(16) bond lengths are 2.67 Å. Both Sr(1)-O(17) bond lengths are 2.67 Å. All Sr(1)-O(4) bond lengths are 2.79 Å. In the second Sr site, Sr(2) is bonded in a 9-coordinate geometry to one O(2), two equivalent O(16), two equivalent O(18), and four equivalent O(4) atoms. The Sr(2)-O(2) bond length is 2.47 Å. Both Sr(2)-O(16) bond lengths are 2.68 Å. Both Sr(2)-O(18) bond lengths are 2.67 Å. All Sr(2)-O(4) bond lengths are 2.79 Å. In the third Sr site, Sr(3) is bonded in a 9-coordinate geometry to one O(19), one O(20), one O(3), two equivalent O(21), two equivalent O(5), and two equivalent O(6) atoms. The Sr(3)-O(19) bond length is 2.67 Å. The Sr(3)-O(20) bond length is 2.65 Å. The Sr(3)-O(3) bond length is 2.49 Å. Both Sr(3)-O(21) bond lengths are 2.66 Å. Both Sr(3)-O(5) bond lengths are 2.80 Å. Both Sr(3)-O(6) bond lengths are 2.79 Å. In the fourth Sr site, Sr(4) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(4), two equivalent O(1), two equivalent O(12), and two equivalent O(2) atoms. The Sr(4)-O(10) bond length is 2.64 Å. The Sr(4)-O(11) bond length is 2.64 Å. The Sr(4)-O(4) bond length is 2.52 Å. Both Sr(4)-O(1) bond lengths are 2.80 Å. Both Sr(4)-O(12) bond lengths are 2.64 Å. Both Sr(4)-O(2) bond lengths are 2.79 Å. In the fifth Sr site, Sr(5) is bonded in a 9-coordinate geometry to one O(5), two equivalent O(13), two equivalent O(14), and four equivalent O(3) atoms. The Sr(5)-O(5) bond length is 2.50 Å. Both Sr(5)-O(13) bond lengths are 2.66 Å. Both Sr(5)-O(14) bond lengths are 2.66 Å. All Sr(5)-O(3) bond lengths are 2.79 Å. In the sixth Sr site, Sr(6) is bonded in a 9-coordinate geometry to one O(6), two equivalent O(13), two equivalent O(15), and four equivalent O(3) atoms. The Sr(6)-O(6) bond length is 2.49 Å. Both Sr(6)-O(13) bond lengths are 2.67 Å. Both Sr(6)-O(15) bond lengths are 2.66 Å. All Sr(6)-O(3) bond lengths are 2.79 Å. In the seventh Sr site, Sr(7,8) is bonded to two equivalent O(13), two equivalent O(15), two equivalent O(16), two equivalent O(17), and four equivalent O(7) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(7,8)O12 cuboctahedra; faces with four equivalent Sr(7,8)O12 cuboctahedra; faces with four equivalent Ti(1)O6 octahedra; and faces with four equivalent Ti(2)O6 octahedra. Both Sr(7,8)-O(13) bond lengths are 2.79 Å. Both Sr(7,8)-O(15) bond lengths are 2.79 Å. Both Sr(7,8)-O(16) bond lengths are 2.79 Å. Both Sr(7,8)-O(17) bond lengths are 2.78 Å. All Sr(7,8)-O(7) bond lengths are 2.78 Å. In the eighth Sr site, Sr(9) is bonded to one O(10), one O(11), one O(19), one O(20), two equivalent O(12), two equivalent O(21), two equivalent O(8), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(9)O12 cuboctahedra, faces with four equivalent Sr(9)O12 cuboctahedra, faces with two equivalent Ti(3)O6 octahedra, faces with two equivalent Ti(4)O6 octahedra, faces with two equivalent Fe(1)O6 octahedra, and faces with two equivalent Fe(2)O6 octahedra. The Sr(9)-O(10) bond length is 2.73 Å. The Sr(9)-O(11) bond length is 2.74 Å. The Sr(9)-O(19) bond length is 2.82 Å. The Sr(9)-O(20) bond length is 2.83 Å. Both Sr(9)-O(12) bond lengths are 2.73 Å. Both Sr(9)-O(21) bond lengths are 2.82 Å. Both Sr(9)-O(8) bond lengths are 2.78 Å. Both Sr(9)-O(9) bond lengths are 2.79 Å. There are four inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(14), one O(15), one O(3), one O(7), and two equivalent O(13) atoms to form TiO6 octahedra that share  a cornercorner with one Ti(2)O6 octahedra; corners with four equivalent Ti(1)O6 octahedra; and faces with four equivalent Sr(7,8)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. The Ti(1)-O(14) bond length is 1.97 Å. The Ti(1)-O(15) bond length is 1.97 Å. The Ti(1)-O(3) bond length is 1.97 Å. The Ti(1)-O(7) bond length is 2.00 Å. Both Ti(1)-O(13) bond lengths are 1.97 Å. In the second Ti site, Ti(2) is bonded to one O(17), one O(18), one O(4), one O(7), and two equivalent O(16) atoms to form TiO6 octahedra that share  a cornercorner with one Ti(1)O6 octahedra; corners with four equivalent Ti(2)O6 octahedra; and faces with four equivalent Sr(7,8)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The Ti(2)-O(17) bond length is 1.97 Å. The Ti(2)-O(18) bond length is 1.97 Å. The Ti(2)-O(4) bond length is 1.96 Å. The Ti(2)-O(7) bond length is 2.01 Å. Both Ti(2)-O(16) bond lengths are 1.97 Å. In the third Ti site, Ti(3) is bonded to one O(5), one O(8), two equivalent O(19), and two equivalent O(21) atoms to form TiO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, and faces with four equivalent Sr(9)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The Ti(3)-O(5) bond length is 1.95 Å. The Ti(3)-O(8) bond length is 2.02 Å. Both Ti(3)-O(19) bond lengths are 1.97 Å. Both Ti(3)-O(21) bond lengths are 1.97 Å. In the fourth Ti site, Ti(4) is bonded to one O(6), one O(9), two equivalent O(20), and two equivalent O(21) atoms to form TiO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, and faces with four equivalent Sr(9)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. The Ti(4)-O(6) bond length is 1.97 Å. The Ti(4)-O(9) bond length is 1.99 Å. Both Ti(4)-O(20) bond lengths are 1.97 Å. Both Ti(4)-O(21) bond lengths are 1.97 Å. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(8), two equivalent O(10), and two equivalent O(12) atoms to form FeO6 octahedra that share  a cornercorner with one Ti(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and faces with four equivalent Sr(9)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The Fe(1)-O(1) bond length is 1.95 Å. The Fe(1)-O(8) bond length is 1.96 Å. Both Fe(1)-O(10) bond lengths are 1.97 Å. Both Fe(1)-O(12) bond lengths are 1.92 Å. In the second Fe site, Fe(2) is bonded to one O(2), one O(9), two equivalent O(11), and two equivalent O(12) atoms to form FeO6 octahedra that share  a cornercorner with one Ti(4)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and faces with four equivalent Sr(9)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The Fe(2)-O(2) bond length is 1.96 Å. The Fe(2)-O(9) bond length is 1.98 Å. Both Fe(2)-O(11) bond lengths are 1.97 Å. Both Fe(2)-O(12) bond lengths are 2.03 Å. There are twenty-one inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), four equivalent Sr(4), and one Fe(1) atom to form distorted OSr5Fe octahedra that share  a cornercorner with one O(8)Sr4TiFe octahedra, corners with two equivalent O(16)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with four equivalent O(11)Sr4Fe2 octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(2)Sr5Fe octahedra, edges with two equivalent O(1)Sr5Fe octahedra, edges with two equivalent O(2)Sr5Fe octahedra, edges with four equivalent O(4)Sr5Ti octahedra, faces with two equivalent O(10)Sr4Fe2 octahedra, and faces with two equivalent O(12)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 0-56°. In the second O site, O(2) is bonded to one Sr(2), four equivalent Sr(4), and one Fe(2) atom to form distorted OSr5Fe octahedra that share corners with two equivalent O(16)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with four equivalent O(10)Sr4Fe2 octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(1)Sr5Fe octahedra, edges with two equivalent O(1)Sr5Fe octahedra, edges with two equivalent O(2)Sr5Fe octahedra, edges with four equivalent O(4)Sr5Ti octahedra, faces with two equivalent O(11)Sr4Fe2 octahedra, and faces with two equivalent O(12)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 10-54°. In the third O site, O(3) is bonded to one Sr(3), two equivalent Sr(5), two equivalent Sr(6), and one Ti(1) atom to form distorted OSr5Ti octahedra that share  a cornercorner with one O(19)Sr4Ti2 octahedra,  a cornercorner with one O(20)Sr4Ti2 octahedra,  a cornercorner with one O(7)Sr4Ti2 octahedra, corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(13)Sr4Ti2 octahedra, corners with four equivalent O(3)Sr5Ti octahedra, edges with two equivalent O(5)Sr5Ti octahedra, edges with two equivalent O(6)Sr5Ti octahedra, edges with four equivalent O(3)Sr5Ti octahedra,  a faceface with one O(14)Sr4Ti2 octahedra,  a faceface with one O(15)Sr4Ti2 octahedra, and faces with two equivalent O(13)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-55°. In the fourth O site, O(4) is bonded to one Sr(4), two equivalent Sr(1), two equivalent Sr(2), and one Ti(2) atom to form distorted OSr5Ti octahedra that share  a cornercorner with one O(10)Sr4Fe2 octahedra,  a cornercorner with one O(11)Sr4Fe2 octahedra,  a cornercorner with one O(7)Sr4Ti2 octahedra, corners with two equivalent O(12)Sr4Fe2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with four equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(4)Sr5Ti octahedra, edges with two equivalent O(1)Sr5Fe octahedra, edges with two equivalent O(2)Sr5Fe octahedra, edges with four equivalent O(4)Sr5Ti octahedra,  a faceface with one O(17)Sr4Ti2 octahedra,  a faceface with one O(18)Sr4Ti2 octahedra, and faces with two equivalent O(16)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-56°. In the fifth O site, O(5) is bonded to one Sr(5), four equivalent Sr(3), and one Ti(3) atom to form distorted OSr5Ti octahedra that share  a cornercorner with one O(8)Sr4TiFe octahedra, corners with two equivalent O(13)Sr4Ti2 octahedra, corners with two equivalent O(14)Sr4Ti2 octahedra, corners with four equivalent O(20)Sr4Ti2 octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(6)Sr5Ti octahedra, edges with two equivalent O(5)Sr5Ti octahedra, edges with two equivalent O(6)Sr5Ti octahedra, edges with four equivalent O(3)Sr5Ti octahedra, faces with two equivalent O(19)Sr4Ti2 octahedra, and faces with two equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-56°. In the sixth O site, O(6) is bonded to one Sr(6), four equivalent Sr(3), and one Ti(4) atom to form distorted OSr5Ti octahedra that share corners with two equivalent O(13)Sr4Ti2 octahedra, corners with two equivalent O(15)Sr4Ti2 octahedra, corners with four equivalent O(19)Sr4Ti2 octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(5)Sr5Ti octahedra, edges with two equivalent O(5)Sr5Ti octahedra, edges with two equivalent O(6)Sr5Ti octahedra, edges with four equivalent O(3)Sr5Ti octahedra, faces with two equivalent O(20)Sr4Ti2 octahedra, and faces with two equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 8-55°. In the seventh O site, O(7) is bonded to four equivalent Sr(7,8); one Ti(1); and one Ti(2) atom to form distorted OSr4Ti2 octahedra that share  a cornercorner with one O(3)Sr5Ti octahedra,  a cornercorner with one O(4)Sr5Ti octahedra, corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with four equivalent O(13)Sr4Ti2 octahedra, corners with four equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, edges with four equivalent O(7)Sr4Ti2 octahedra,  a faceface with one O(14)Sr4Ti2 octahedra,  a faceface with one O(15)Sr4Ti2 octahedra,  a faceface with one O(17)Sr4Ti2 octahedra,  a faceface with one O(18)Sr4Ti2 octahedra, faces with two equivalent O(13)Sr4Ti2 octahedra, and faces with two equivalent O(16)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the eighth O site, O(8) is bonded to four equivalent Sr(9), one Ti(3), and one Fe(1) atom to form distorted OSr4TiFe octahedra that share  a cornercorner with one O(1)Sr5Fe octahedra,  a cornercorner with one O(5)Sr5Ti octahedra, corners with four equivalent O(11)Sr4Fe2 octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(20)Sr4Ti2 octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, edges with two equivalent O(8)Sr4TiFe octahedra, faces with two equivalent O(10)Sr4Fe2 octahedra, faces with two equivalent O(12)Sr4Fe2 octahedra, faces with two equivalent O(19)Sr4Ti2 octahedra, and faces with two equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the ninth O site, O(9) is bonded in a distorted linear geometry to four equivalent Sr(9), one Ti(4), and one Fe(2) atom. In the tenth O site, O(10) is bonded to two equivalent Sr(4), two equivalent Sr(9), and two equivalent Fe(1) atoms to form distorted OSr4Fe2 octahedra that share corners with two equivalent O(10)Sr4Fe2 octahedra, corners with two equivalent O(20)Sr4Ti2 octahedra, corners with two equivalent O(4)Sr5Ti octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(2)Sr5Fe octahedra,  an edgeedge with one O(19)Sr4Ti2 octahedra, edges with two equivalent O(11)Sr4Fe2 octahedra, faces with two equivalent O(8)Sr4TiFe octahedra, faces with two equivalent O(1)Sr5Fe octahedra, and faces with four equivalent O(12)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 2-60°. In the eleventh O site, O(11) is bonded to two equivalent Sr(4), two equivalent Sr(9), and two equivalent Fe(2) atoms to form distorted OSr4Fe2 octahedra that share corners with two equivalent O(11)Sr4Fe2 octahedra, corners with two equivalent O(19)Sr4Ti2 octahedra, corners with two equivalent O(4)Sr5Ti octahedra, corners with four equivalent O(21)Sr4Ti2 octahedra, corners with four equivalent O(8)Sr4TiFe octahedra, corners with four equivalent O(1)Sr5Fe octahedra,  an edgeedge with one O(20)Sr4Ti2 octahedra, edges with two equivalent O(10)Sr4Fe2 octahedra, faces with two equivalent O(2)Sr5Fe octahedra, and faces with four equivalent O(12)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 2-60°. In the twelfth O site, O(12) is bonded to two equivalent Sr(4), two equivalent Sr(9), one Fe(1), and one Fe(2) atom to form distorted OSr4Fe2 octahedra that share corners with two equivalent O(12)Sr4Fe2 octahedra, corners with two equivalent O(19)Sr4Ti2 octahedra, corners with two equivalent O(20)Sr4Ti2 octahedra, corners with two equivalent O(21)Sr4Ti2 octahedra, corners with two equivalent O(8)Sr4TiFe octahedra, corners with two equivalent O(1)Sr5Fe octahedra, corners with two equivalent O(2)Sr5Fe octahedra, corners with two equivalent O(4)Sr5Ti octahedra,  an edgeedge with one O(21)Sr4Ti2 octahedra, edges with two equivalent O(12)Sr4Fe2 octahedra,  a faceface with one O(8)Sr4TiFe octahedra,  a faceface with one O(1)Sr5Fe octahedra,  a faceface with one O(2)Sr5Fe octahedra, faces with two equivalent O(10)Sr4Fe2 octahedra, and faces with two equivalent O(11)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 2-61°. In the thirteenth O site, O(13) is bonded to one Sr(5); one Sr(6); two equivalent Sr(7,8); and two equivalent Ti(1) atoms to form distorted OSr4Ti2 octahedra that share  a cornercorner with one O(5)Sr5Ti octahedra,  a cornercorner with one O(6)Sr5Ti octahedra, corners with two equivalent O(13)Sr4Ti2 octahedra, corners with two equivalent O(16)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(3)Sr5Ti octahedra,  an edgeedge with one O(16)Sr4Ti2 octahedra, edges with two equivalent O(13)Sr4Ti2 octahedra, faces with two equivalent O(14)Sr4Ti2 octahedra, faces with two equivalent O(15)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, and faces with two equivalent O(3)Sr5Ti octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the fourteenth O site, O(14) is bonded to two equivalent Sr(5); two equivalent Sr(7,8); and two equivalent Ti(1) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with two equivalent O(5)Sr5Ti octahedra, corners with four equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(3)Sr5Ti octahedra,  an edgeedge with one O(18)Sr4Ti2 octahedra, edges with two equivalent O(14)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, faces with two equivalent O(3)Sr5Ti octahedra, and faces with four equivalent O(13)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. Both O(14)-Sr(7,8) bond lengths are 2.79 Å. In the fifteenth O site, O(15) is bonded to two equivalent Sr(6); two equivalent Sr(7,8); and two equivalent Ti(1) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(6)Sr5Ti octahedra, corners with four equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(3)Sr5Ti octahedra,  an edgeedge with one O(17)Sr4Ti2 octahedra, edges with two equivalent O(15)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, faces with two equivalent O(3)Sr5Ti octahedra, and faces with four equivalent O(13)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the sixteenth O site, O(16) is bonded to one Sr(1); one Sr(2); two equivalent Sr(7,8); and two equivalent Ti(2) atoms to form distorted OSr4Ti2 octahedra that share  a cornercorner with one O(1)Sr5Fe octahedra,  a cornercorner with one O(2)Sr5Fe octahedra, corners with two equivalent O(13)Sr4Ti2 octahedra, corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(16)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(4)Sr5Ti octahedra,  an edgeedge with one O(13)Sr4Ti2 octahedra, edges with two equivalent O(16)Sr4Ti2 octahedra, faces with two equivalent O(17)Sr4Ti2 octahedra, faces with two equivalent O(18)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, and faces with two equivalent O(4)Sr5Ti octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the seventeenth O site, O(17) is bonded to two equivalent Sr(1); two equivalent Sr(7,8); and two equivalent Ti(2) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(15)Sr4Ti2 octahedra, corners with two equivalent O(18)Sr4Ti2 octahedra, corners with two equivalent O(1)Sr5Fe octahedra, corners with four equivalent O(13)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(4)Sr5Ti octahedra,  an edgeedge with one O(15)Sr4Ti2 octahedra, edges with two equivalent O(17)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, faces with two equivalent O(4)Sr5Ti octahedra, and faces with four equivalent O(16)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the eighteenth O site, O(18) is bonded to two equivalent Sr(2); two equivalent Sr(7,8); and two equivalent Ti(2) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(14)Sr4Ti2 octahedra, corners with two equivalent O(17)Sr4Ti2 octahedra, corners with two equivalent O(2)Sr5Fe octahedra, corners with four equivalent O(13)Sr4Ti2 octahedra, corners with four equivalent O(7)Sr4Ti2 octahedra, corners with four equivalent O(4)Sr5Ti octahedra,  an edgeedge with one O(14)Sr4Ti2 octahedra, edges with two equivalent O(18)Sr4Ti2 octahedra, faces with two equivalent O(7)Sr4Ti2 octahedra, faces with two equivalent O(4)Sr5Ti octahedra, and faces with four equivalent O(16)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. Both O(18)-Sr(7,8) bond lengths are 2.78 Å. In the nineteenth O site, O(19) is bonded to two equivalent Sr(3), two equivalent Sr(9), and two equivalent Ti(3) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(11)Sr4Fe2 octahedra, corners with two equivalent O(19)Sr4Ti2 octahedra, corners with two equivalent O(3)Sr5Ti octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(6)Sr5Ti octahedra,  an edgeedge with one O(10)Sr4Fe2 octahedra, edges with two equivalent O(20)Sr4Ti2 octahedra, faces with two equivalent O(8)Sr4TiFe octahedra, faces with two equivalent O(5)Sr5Ti octahedra, and faces with four equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 2-61°. In the twentieth O site, O(20) is bonded to two equivalent Sr(3), two equivalent Sr(9), and two equivalent Ti(4) atoms to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(10)Sr4Fe2 octahedra, corners with two equivalent O(20)Sr4Ti2 octahedra, corners with two equivalent O(3)Sr5Ti octahedra, corners with four equivalent O(12)Sr4Fe2 octahedra, corners with four equivalent O(8)Sr4TiFe octahedra, corners with four equivalent O(5)Sr5Ti octahedra,  an edgeedge with one O(11)Sr4Fe2 octahedra, edges with two equivalent O(19)Sr4Ti2 octahedra, faces with two equivalent O(6)Sr5Ti octahedra, and faces with four equivalent O(21)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the twenty-first O site, O(21) is bonded to two equivalent Sr(3), two equivalent Sr(9), one Ti(3), and one Ti(4) atom to form distorted OSr4Ti2 octahedra that share corners with two equivalent O(10)Sr4Fe2 octahedra, corners with two equivalent O(11)Sr4Fe2 octahedra, corners with two equivalent O(12)Sr4Fe2 octahedra, corners with two equivalent O(21)Sr4Ti2 octahedra, corners with two equivalent O(8)Sr4TiFe octahedra, corners with two equivalent O(3)Sr5Ti octahedra, corners with two equivalent O(5)Sr5Ti octahedra, corners with two equivalent O(6)Sr5Ti octahedra,  an edgeedge with one O(12)Sr4Fe2 octahedra, edges with two equivalent O(21)Sr4Ti2 octahedra,  a faceface with one O(8)Sr4TiFe octahedra,  a faceface with one O(5)Sr5Ti octahedra,  a faceface with one O(6)Sr5Ti octahedra, faces with two equivalent O(19)Sr4Ti2 octahedra, and faces with two equivalent O(20)Sr4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°.