LaSrCoO4 is (La,Ba)CuO4-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 9-coordinate geometry to one O(1), one O(12), one O(9), two equivalent O(16), two equivalent O(5), and two equivalent O(8) atoms. In the second Sr site, Sr(2) is bonded in a 9-coordinate geometry to one O(10), one O(2), one O(9), two equivalent O(13), two equivalent O(5), and two equivalent O(6) atoms. In the third Sr site, Sr(3) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(3), two equivalent O(14), two equivalent O(6), and two equivalent O(7) atoms. In the fourth Sr site, Sr(4) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(4), two equivalent O(15), two equivalent O(7), and two equivalent O(8) atoms. There are four inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one O(10), one O(5), one O(9), two equivalent O(1), two equivalent O(13), and two equivalent O(2) atoms. In the second La site, La(2) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(6), two equivalent O(14), two equivalent O(2), and two equivalent O(3) atoms. In the third La site, La(3) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(7), two equivalent O(15), two equivalent O(3), and two equivalent O(4) atoms. In the fourth La site, La(4) is bonded in a 9-coordinate geometry to one O(12), one O(8), one O(9), two equivalent O(1), two equivalent O(16), and two equivalent O(4) atoms. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(13), one O(14), one O(2), one O(6), and two equivalent O(10) atoms to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. In the second Co site, Co(2) is bonded to one O(14), one O(15), one O(3), one O(7), and two equivalent O(11) atoms to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 5-8°. In the third Co site, Co(3) is bonded to one O(1), one O(13), one O(16), one O(5), and two equivalent O(9) atoms to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. In the fourth Co site, Co(4) is bonded to one O(15), one O(16), one O(4), one O(8), and two equivalent O(12) atoms to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 5-8°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), two equivalent La(1), two equivalent La(4), and one Co(3) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(5)Sr4LaCo octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(12)Sr2La2Co2 octahedra, corners with four equivalent O(16)Sr2La2Co2 octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(5)Sr4LaCo octahedra, edges with two equivalent O(8)Sr4LaCo octahedra, edges with two equivalent O(1)SrLa4Co octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and faces with two equivalent O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-53°. In the second O site, O(2) is bonded to one Sr(2), two equivalent La(1), two equivalent La(2), and one Co(1) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(6)Sr4LaCo octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with three equivalent O(9)Sr2La2Co2 octahedra, corners with four equivalent O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra, edges with two equivalent O(5)Sr4LaCo octahedra, edges with two equivalent O(6)Sr4LaCo octahedra, edges with two equivalent O(2)SrLa4Co octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra, and faces with two equivalent O(10)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-55°. In the third O site, O(3) is bonded to one Sr(3), two equivalent La(2), two equivalent La(3), and one Co(2) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(7)Sr4LaCo octahedra, corners with two equivalent O(12)Sr2La2Co2 octahedra, corners with two equivalent O(15)Sr2La2Co2 octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(10)Sr2La2Co2 octahedra, corners with four equivalent O(14)Sr2La2Co2 octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(6)Sr4LaCo octahedra, edges with two equivalent O(7)Sr4LaCo octahedra, edges with two equivalent O(3)SrLa4Co octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra, and faces with two equivalent O(11)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-53°. In the fourth O site, O(4) is bonded to one Sr(4), two equivalent La(3), two equivalent La(4), and one Co(4) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(8)Sr4LaCo octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with three equivalent O(11)Sr2La2Co2 octahedra, corners with four equivalent O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra, edges with two equivalent O(7)Sr4LaCo octahedra, edges with two equivalent O(8)Sr4LaCo octahedra, edges with two equivalent O(4)SrLa4Co octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and faces with two equivalent O(12)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the fifth O site, O(5) is bonded to two equivalent Sr(1), two equivalent Sr(2), one La(1), and one Co(3) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(1)SrLa4Co octahedra, corners with two equivalent O(12)Sr2La2Co2 octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(10)Sr2La2Co2 octahedra, corners with four equivalent O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra, edges with two equivalent O(5)Sr4LaCo octahedra, edges with two equivalent O(1)SrLa4Co octahedra, edges with two equivalent O(2)SrLa4Co octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and faces with two equivalent O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-53°. In the sixth O site, O(6) is bonded to two equivalent Sr(2), two equivalent Sr(3), one La(2), and one Co(1) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(2)SrLa4Co octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with three equivalent O(11)Sr2La2Co2 octahedra, corners with four equivalent O(14)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra, edges with two equivalent O(6)Sr4LaCo octahedra, edges with two equivalent O(2)SrLa4Co octahedra, edges with two equivalent O(3)SrLa4Co octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra, and faces with two equivalent O(10)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-55°. In the seventh O site, O(7) is bonded to two equivalent Sr(3), two equivalent Sr(4), one La(3), and one Co(2) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(12)Sr2La2Co2 octahedra, corners with four equivalent O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra, edges with two equivalent O(7)Sr4LaCo octahedra, edges with two equivalent O(3)SrLa4Co octahedra, edges with two equivalent O(4)SrLa4Co octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra, and faces with two equivalent O(11)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-53°. In the eighth O site, O(8) is bonded to two equivalent Sr(1), two equivalent Sr(4), one La(4), and one Co(4) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(15)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with three equivalent O(9)Sr2La2Co2 octahedra, corners with four equivalent O(16)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra, edges with two equivalent O(8)Sr4LaCo octahedra, edges with two equivalent O(1)SrLa4Co octahedra, edges with two equivalent O(4)SrLa4Co octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and faces with two equivalent O(12)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the ninth O site, O(9) is bonded to one Sr(1), one Sr(2), one La(1), one La(4), and two equivalent Co(3) atoms to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(5)Sr4LaCo octahedra,  a cornercorner with one O(1)SrLa4Co octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(2)SrLa4Co octahedra,  an edgeedge with one O(10)Sr2La2Co2 octahedra,  an edgeedge with one O(12)Sr2La2Co2 octahedra, faces with two equivalent O(13)Sr2La2Co2 octahedra, faces with two equivalent O(16)Sr2La2Co2 octahedra, faces with two equivalent O(5)Sr4LaCo octahedra, and faces with two equivalent O(1)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-54°. In the tenth O site, O(10) is bonded to one Sr(2), one Sr(3), one La(1), one La(2), and two equivalent Co(1) atoms to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(6)Sr4LaCo octahedra,  a cornercorner with one O(2)SrLa4Co octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with three equivalent O(5)Sr4LaCo octahedra, corners with three equivalent O(3)SrLa4Co octahedra,  an edgeedge with one O(11)Sr2La2Co2 octahedra,  an edgeedge with one O(9)Sr2La2Co2 octahedra, faces with two equivalent O(13)Sr2La2Co2 octahedra, faces with two equivalent O(14)Sr2La2Co2 octahedra, faces with two equivalent O(6)Sr4LaCo octahedra, and faces with two equivalent O(2)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-53°. In the eleventh O site, O(11) is bonded to one Sr(3), one Sr(4), one La(2), one La(3), and two equivalent Co(2) atoms to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(7)Sr4LaCo octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(4)SrLa4Co octahedra,  an edgeedge with one O(10)Sr2La2Co2 octahedra,  an edgeedge with one O(12)Sr2La2Co2 octahedra, faces with two equivalent O(14)Sr2La2Co2 octahedra, faces with two equivalent O(15)Sr2La2Co2 octahedra, faces with two equivalent O(7)Sr4LaCo octahedra, and faces with two equivalent O(3)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 7-54°. In the twelfth O site, O(12) is bonded to one Sr(1), one Sr(4), one La(3), one La(4), and two equivalent Co(4) atoms to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(8)Sr4LaCo octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(12)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with three equivalent O(7)Sr4LaCo octahedra, corners with three equivalent O(1)SrLa4Co octahedra,  an edgeedge with one O(11)Sr2La2Co2 octahedra,  an edgeedge with one O(9)Sr2La2Co2 octahedra, faces with two equivalent O(15)Sr2La2Co2 octahedra, faces with two equivalent O(16)Sr2La2Co2 octahedra, faces with two equivalent O(8)Sr4LaCo octahedra, and faces with two equivalent O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-53°. In the thirteenth O site, O(13) is bonded to two equivalent Sr(2), two equivalent La(1), one Co(1), and one Co(3) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(14)Sr2La2Co2 octahedra,  a cornercorner with one O(16)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with four equivalent O(5)Sr4LaCo octahedra, corners with four equivalent O(2)SrLa4Co octahedra, edges with two equivalent O(13)Sr2La2Co2 octahedra,  a faceface with one O(5)Sr4LaCo octahedra,  a faceface with one O(6)Sr4LaCo octahedra,  a faceface with one O(1)SrLa4Co octahedra,  a faceface with one O(2)SrLa4Co octahedra, faces with two equivalent O(10)Sr2La2Co2 octahedra, and faces with two equivalent O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the fourteenth O site, O(14) is bonded to two equivalent Sr(3), two equivalent La(2), one Co(1), and one Co(2) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(13)Sr2La2Co2 octahedra,  a cornercorner with one O(15)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with four equivalent O(6)Sr4LaCo octahedra, corners with four equivalent O(3)SrLa4Co octahedra, edges with two equivalent O(14)Sr2La2Co2 octahedra,  a faceface with one O(6)Sr4LaCo octahedra,  a faceface with one O(7)Sr4LaCo octahedra,  a faceface with one O(2)SrLa4Co octahedra,  a faceface with one O(3)SrLa4Co octahedra, faces with two equivalent O(10)Sr2La2Co2 octahedra, and faces with two equivalent O(11)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the fifteenth O site, O(15) is bonded to two equivalent Sr(4), two equivalent La(3), one Co(2), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(14)Sr2La2Co2 octahedra,  a cornercorner with one O(16)Sr2La2Co2 octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with four equivalent O(7)Sr4LaCo octahedra, corners with four equivalent O(4)SrLa4Co octahedra, edges with two equivalent O(15)Sr2La2Co2 octahedra,  a faceface with one O(7)Sr4LaCo octahedra,  a faceface with one O(8)Sr4LaCo octahedra,  a faceface with one O(3)SrLa4Co octahedra,  a faceface with one O(4)SrLa4Co octahedra, faces with two equivalent O(11)Sr2La2Co2 octahedra, and faces with two equivalent O(12)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the sixteenth O site, O(16) is bonded to two equivalent Sr(1), two equivalent La(4), one Co(3), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(13)Sr2La2Co2 octahedra,  a cornercorner with one O(15)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with four equivalent O(8)Sr4LaCo octahedra, corners with four equivalent O(1)SrLa4Co octahedra, edges with two equivalent O(16)Sr2La2Co2 octahedra,  a faceface with one O(5)Sr4LaCo octahedra,  a faceface with one O(8)Sr4LaCo octahedra,  a faceface with one O(1)SrLa4Co octahedra,  a faceface with one O(4)SrLa4Co octahedra, faces with two equivalent O(12)Sr2La2Co2 octahedra, and faces with two equivalent O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 6-55°.
LaSrCoO4 is (La,Ba)CuO4-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 9-coordinate geometry to one O(1), one O(12), one O(9), two equivalent O(16), two equivalent O(5), and two equivalent O(8) atoms. The Sr(1)-O(1) bond length is 2.43 Å. The Sr(1)-O(12) bond length is 2.66 Å. The Sr(1)-O(9) bond length is 2.66 Å. Both Sr(1)-O(16) bond lengths are 2.65 Å. Both Sr(1)-O(5) bond lengths are 2.78 Å. There is one shorter (2.74 Å) and one longer (2.76 Å) Sr(1)-O(8) bond length. In the second Sr site, Sr(2) is bonded in a 9-coordinate geometry to one O(10), one O(2), one O(9), two equivalent O(13), two equivalent O(5), and two equivalent O(6) atoms. The Sr(2)-O(10) bond length is 2.68 Å. The Sr(2)-O(2) bond length is 2.47 Å. The Sr(2)-O(9) bond length is 2.65 Å. There is one shorter (2.68 Å) and one longer (2.69 Å) Sr(2)-O(13) bond length. There is one shorter (2.75 Å) and one longer (2.77 Å) Sr(2)-O(5) bond length. There is one shorter (2.74 Å) and one longer (2.75 Å) Sr(2)-O(6) bond length. In the third Sr site, Sr(3) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(3), two equivalent O(14), two equivalent O(6), and two equivalent O(7) atoms. The Sr(3)-O(10) bond length is 2.66 Å. The Sr(3)-O(11) bond length is 2.66 Å. The Sr(3)-O(3) bond length is 2.43 Å. Both Sr(3)-O(14) bond lengths are 2.65 Å. There is one shorter (2.75 Å) and one longer (2.76 Å) Sr(3)-O(6) bond length. There is one shorter (2.77 Å) and one longer (2.78 Å) Sr(3)-O(7) bond length. In the fourth Sr site, Sr(4) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(4), two equivalent O(15), two equivalent O(7), and two equivalent O(8) atoms. The Sr(4)-O(11) bond length is 2.66 Å. The Sr(4)-O(12) bond length is 2.67 Å. The Sr(4)-O(4) bond length is 2.47 Å. Both Sr(4)-O(15) bond lengths are 2.68 Å. There is one shorter (2.75 Å) and one longer (2.76 Å) Sr(4)-O(7) bond length. There is one shorter (2.74 Å) and one longer (2.75 Å) Sr(4)-O(8) bond length. There are four inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one O(10), one O(5), one O(9), two equivalent O(1), two equivalent O(13), and two equivalent O(2) atoms. The La(1)-O(10) bond length is 2.56 Å. The La(1)-O(5) bond length is 2.32 Å. The La(1)-O(9) bond length is 2.59 Å. Both La(1)-O(1) bond lengths are 2.78 Å. Both La(1)-O(13) bond lengths are 2.54 Å. There is one shorter (2.76 Å) and one longer (2.78 Å) La(1)-O(2) bond length. In the second La site, La(2) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(6), two equivalent O(14), two equivalent O(2), and two equivalent O(3) atoms. The La(2)-O(10) bond length is 2.56 Å. The La(2)-O(11) bond length is 2.56 Å. The La(2)-O(6) bond length is 2.39 Å. There is one shorter (2.58 Å) and one longer (2.59 Å) La(2)-O(14) bond length. Both La(2)-O(2) bond lengths are 2.73 Å. There is one shorter (2.71 Å) and one longer (2.72 Å) La(2)-O(3) bond length. In the third La site, La(3) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(7), two equivalent O(15), two equivalent O(3), and two equivalent O(4) atoms. The La(3)-O(11) bond length is 2.58 Å. The La(3)-O(12) bond length is 2.56 Å. The La(3)-O(7) bond length is 2.32 Å. Both La(3)-O(15) bond lengths are 2.54 Å. There is one shorter (2.77 Å) and one longer (2.78 Å) La(3)-O(3) bond length. There is one shorter (2.76 Å) and one longer (2.78 Å) La(3)-O(4) bond length. In the fourth La site, La(4) is bonded in a 9-coordinate geometry to one O(12), one O(8), one O(9), two equivalent O(1), two equivalent O(16), and two equivalent O(4) atoms. The La(4)-O(12) bond length is 2.56 Å. The La(4)-O(8) bond length is 2.39 Å. The La(4)-O(9) bond length is 2.56 Å. There is one shorter (2.70 Å) and one longer (2.72 Å) La(4)-O(1) bond length. There is one shorter (2.58 Å) and one longer (2.59 Å) La(4)-O(16) bond length. Both La(4)-O(4) bond lengths are 2.73 Å. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(13), one O(14), one O(2), one O(6), and two equivalent O(10) atoms to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. The Co(1)-O(13) bond length is 1.88 Å. The Co(1)-O(14) bond length is 1.87 Å. The Co(1)-O(2) bond length is 2.05 Å. The Co(1)-O(6) bond length is 2.09 Å. Both Co(1)-O(10) bond lengths are 1.93 Å. In the second Co site, Co(2) is bonded to one O(14), one O(15), one O(3), one O(7), and two equivalent O(11) atoms to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 5-8°. The Co(2)-O(14) bond length is 1.99 Å. The Co(2)-O(15) bond length is 2.00 Å. The Co(2)-O(3) bond length is 2.11 Å. The Co(2)-O(7) bond length is 2.12 Å. There is one shorter (1.93 Å) and one longer (1.94 Å) Co(2)-O(11) bond length. In the third Co site, Co(3) is bonded to one O(1), one O(13), one O(16), one O(5), and two equivalent O(9) atoms to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. The Co(3)-O(1) bond length is 2.11 Å. The Co(3)-O(13) bond length is 2.00 Å. The Co(3)-O(16) bond length is 1.99 Å. The Co(3)-O(5) bond length is 2.12 Å. There is one shorter (1.93 Å) and one longer (1.94 Å) Co(3)-O(9) bond length. In the fourth Co site, Co(4) is bonded to one O(15), one O(16), one O(4), one O(8), and two equivalent O(12) atoms to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 5-8°. The Co(4)-O(15) bond length is 1.88 Å. The Co(4)-O(16) bond length is 1.87 Å. The Co(4)-O(4) bond length is 2.05 Å. The Co(4)-O(8) bond length is 2.09 Å. Both Co(4)-O(12) bond lengths are 1.93 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), two equivalent La(1), two equivalent La(4), and one Co(3) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(5)Sr4LaCo octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(12)Sr2La2Co2 octahedra, corners with four equivalent O(16)Sr2La2Co2 octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(5)Sr4LaCo octahedra, edges with two equivalent O(8)Sr4LaCo octahedra, edges with two equivalent O(1)SrLa4Co octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and faces with two equivalent O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-53°. In the second O site, O(2) is bonded to one Sr(2), two equivalent La(1), two equivalent La(2), and one Co(1) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(6)Sr4LaCo octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with three equivalent O(9)Sr2La2Co2 octahedra, corners with four equivalent O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra, edges with two equivalent O(5)Sr4LaCo octahedra, edges with two equivalent O(6)Sr4LaCo octahedra, edges with two equivalent O(2)SrLa4Co octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra, and faces with two equivalent O(10)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-55°. In the third O site, O(3) is bonded to one Sr(3), two equivalent La(2), two equivalent La(3), and one Co(2) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(7)Sr4LaCo octahedra, corners with two equivalent O(12)Sr2La2Co2 octahedra, corners with two equivalent O(15)Sr2La2Co2 octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(10)Sr2La2Co2 octahedra, corners with four equivalent O(14)Sr2La2Co2 octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(6)Sr4LaCo octahedra, edges with two equivalent O(7)Sr4LaCo octahedra, edges with two equivalent O(3)SrLa4Co octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra, and faces with two equivalent O(11)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-53°. In the fourth O site, O(4) is bonded to one Sr(4), two equivalent La(3), two equivalent La(4), and one Co(4) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(8)Sr4LaCo octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with three equivalent O(11)Sr2La2Co2 octahedra, corners with four equivalent O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra, edges with two equivalent O(7)Sr4LaCo octahedra, edges with two equivalent O(8)Sr4LaCo octahedra, edges with two equivalent O(4)SrLa4Co octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and faces with two equivalent O(12)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the fifth O site, O(5) is bonded to two equivalent Sr(1), two equivalent Sr(2), one La(1), and one Co(3) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(1)SrLa4Co octahedra, corners with two equivalent O(12)Sr2La2Co2 octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(10)Sr2La2Co2 octahedra, corners with four equivalent O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra, edges with two equivalent O(5)Sr4LaCo octahedra, edges with two equivalent O(1)SrLa4Co octahedra, edges with two equivalent O(2)SrLa4Co octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and faces with two equivalent O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-53°. In the sixth O site, O(6) is bonded to two equivalent Sr(2), two equivalent Sr(3), one La(2), and one Co(1) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(2)SrLa4Co octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with three equivalent O(11)Sr2La2Co2 octahedra, corners with four equivalent O(14)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra, edges with two equivalent O(6)Sr4LaCo octahedra, edges with two equivalent O(2)SrLa4Co octahedra, edges with two equivalent O(3)SrLa4Co octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra, and faces with two equivalent O(10)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 0-55°. In the seventh O site, O(7) is bonded to two equivalent Sr(3), two equivalent Sr(4), one La(3), and one Co(2) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(12)Sr2La2Co2 octahedra, corners with four equivalent O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra, edges with two equivalent O(7)Sr4LaCo octahedra, edges with two equivalent O(3)SrLa4Co octahedra, edges with two equivalent O(4)SrLa4Co octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra, and faces with two equivalent O(11)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-53°. In the eighth O site, O(8) is bonded to two equivalent Sr(1), two equivalent Sr(4), one La(4), and one Co(4) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(15)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with three equivalent O(9)Sr2La2Co2 octahedra, corners with four equivalent O(16)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra, edges with two equivalent O(8)Sr4LaCo octahedra, edges with two equivalent O(1)SrLa4Co octahedra, edges with two equivalent O(4)SrLa4Co octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and faces with two equivalent O(12)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the ninth O site, O(9) is bonded to one Sr(1), one Sr(2), one La(1), one La(4), and two equivalent Co(3) atoms to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(5)Sr4LaCo octahedra,  a cornercorner with one O(1)SrLa4Co octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(2)SrLa4Co octahedra,  an edgeedge with one O(10)Sr2La2Co2 octahedra,  an edgeedge with one O(12)Sr2La2Co2 octahedra, faces with two equivalent O(13)Sr2La2Co2 octahedra, faces with two equivalent O(16)Sr2La2Co2 octahedra, faces with two equivalent O(5)Sr4LaCo octahedra, and faces with two equivalent O(1)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-54°. In the tenth O site, O(10) is bonded to one Sr(2), one Sr(3), one La(1), one La(2), and two equivalent Co(1) atoms to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(6)Sr4LaCo octahedra,  a cornercorner with one O(2)SrLa4Co octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with three equivalent O(5)Sr4LaCo octahedra, corners with three equivalent O(3)SrLa4Co octahedra,  an edgeedge with one O(11)Sr2La2Co2 octahedra,  an edgeedge with one O(9)Sr2La2Co2 octahedra, faces with two equivalent O(13)Sr2La2Co2 octahedra, faces with two equivalent O(14)Sr2La2Co2 octahedra, faces with two equivalent O(6)Sr4LaCo octahedra, and faces with two equivalent O(2)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-53°. In the eleventh O site, O(11) is bonded to one Sr(3), one Sr(4), one La(2), one La(3), and two equivalent Co(2) atoms to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(7)Sr4LaCo octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(4)SrLa4Co octahedra,  an edgeedge with one O(10)Sr2La2Co2 octahedra,  an edgeedge with one O(12)Sr2La2Co2 octahedra, faces with two equivalent O(14)Sr2La2Co2 octahedra, faces with two equivalent O(15)Sr2La2Co2 octahedra, faces with two equivalent O(7)Sr4LaCo octahedra, and faces with two equivalent O(3)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 7-54°. In the twelfth O site, O(12) is bonded to one Sr(1), one Sr(4), one La(3), one La(4), and two equivalent Co(4) atoms to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(8)Sr4LaCo octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(12)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with three equivalent O(7)Sr4LaCo octahedra, corners with three equivalent O(1)SrLa4Co octahedra,  an edgeedge with one O(11)Sr2La2Co2 octahedra,  an edgeedge with one O(9)Sr2La2Co2 octahedra, faces with two equivalent O(15)Sr2La2Co2 octahedra, faces with two equivalent O(16)Sr2La2Co2 octahedra, faces with two equivalent O(8)Sr4LaCo octahedra, and faces with two equivalent O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-53°. In the thirteenth O site, O(13) is bonded to two equivalent Sr(2), two equivalent La(1), one Co(1), and one Co(3) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(14)Sr2La2Co2 octahedra,  a cornercorner with one O(16)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with four equivalent O(5)Sr4LaCo octahedra, corners with four equivalent O(2)SrLa4Co octahedra, edges with two equivalent O(13)Sr2La2Co2 octahedra,  a faceface with one O(5)Sr4LaCo octahedra,  a faceface with one O(6)Sr4LaCo octahedra,  a faceface with one O(1)SrLa4Co octahedra,  a faceface with one O(2)SrLa4Co octahedra, faces with two equivalent O(10)Sr2La2Co2 octahedra, and faces with two equivalent O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the fourteenth O site, O(14) is bonded to two equivalent Sr(3), two equivalent La(2), one Co(1), and one Co(2) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(13)Sr2La2Co2 octahedra,  a cornercorner with one O(15)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with four equivalent O(6)Sr4LaCo octahedra, corners with four equivalent O(3)SrLa4Co octahedra, edges with two equivalent O(14)Sr2La2Co2 octahedra,  a faceface with one O(6)Sr4LaCo octahedra,  a faceface with one O(7)Sr4LaCo octahedra,  a faceface with one O(2)SrLa4Co octahedra,  a faceface with one O(3)SrLa4Co octahedra, faces with two equivalent O(10)Sr2La2Co2 octahedra, and faces with two equivalent O(11)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the fifteenth O site, O(15) is bonded to two equivalent Sr(4), two equivalent La(3), one Co(2), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(14)Sr2La2Co2 octahedra,  a cornercorner with one O(16)Sr2La2Co2 octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with four equivalent O(7)Sr4LaCo octahedra, corners with four equivalent O(4)SrLa4Co octahedra, edges with two equivalent O(15)Sr2La2Co2 octahedra,  a faceface with one O(7)Sr4LaCo octahedra,  a faceface with one O(8)Sr4LaCo octahedra,  a faceface with one O(3)SrLa4Co octahedra,  a faceface with one O(4)SrLa4Co octahedra, faces with two equivalent O(11)Sr2La2Co2 octahedra, and faces with two equivalent O(12)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the sixteenth O site, O(16) is bonded to two equivalent Sr(1), two equivalent La(4), one Co(3), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(13)Sr2La2Co2 octahedra,  a cornercorner with one O(15)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with four equivalent O(8)Sr4LaCo octahedra, corners with four equivalent O(1)SrLa4Co octahedra, edges with two equivalent O(16)Sr2La2Co2 octahedra,  a faceface with one O(5)Sr4LaCo octahedra,  a faceface with one O(8)Sr4LaCo octahedra,  a faceface with one O(1)SrLa4Co octahedra,  a faceface with one O(4)SrLa4Co octahedra, faces with two equivalent O(12)Sr2La2Co2 octahedra, and faces with two equivalent O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 6-55°.