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(11), one O(12), one O(14), one O(16), one O(5), one O(6), one O(7), and one O(8) atom. In the second Sr site, Sr(2) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(13), one O(15), one O(2), one O(5), one O(6), one O(7), and one O(8) atom. In the third Sr site, Sr(3) is bonded in a 9-coordinate geometry to one O(10), one O(13), one O(16), one O(3), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. In the fourth Sr site, Sr(4) is bonded in a 9-coordinate geometry to one O(10), one O(14), one O(15), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. There are four inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(13), one O(16), one O(2), one O(3), one O(4), one O(5), and one O(9) atom. In the second La site, La(2) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(14), one O(15), one O(2), one O(3), one O(4), one O(6), and one O(9) atom. In the third La site, La(3) is bonded in a 9-coordinate geometry to one O(1), one O(11), one O(12), one O(13), one O(15), one O(2), one O(3), one O(4), and one O(7) atom. In the fourth La site, La(4) is bonded in a 9-coordinate geometry to one O(1), one O(11), one O(12), one O(14), one O(16), one O(2), one O(3), one O(4), and one O(8) atom. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(11), one O(13), one O(14), one O(5), and one O(9) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 6-7°. In the second Co site, Co(2) is bonded to one O(12), one O(15), one O(16), one O(4), one O(8), and one O(9) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 6-7°. In the third Co site, Co(3) is bonded to one O(10), one O(12), one O(13), one O(14), one O(2), and one O(6) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. In the fourth Co site, Co(4) is bonded to one O(10), one O(11), one O(15), one O(16), one O(3), and one O(7) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one La(1), one La(2), one La(3), one La(4), and one Co(1) atom to form OSrLa4Co octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(14)Sr2La2Co2 octahedra,  a cornercorner with one O(5)Sr4LaCo octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(15)Sr2La2Co2 octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(12)Sr2La2Co2 octahedra, corners with three equivalent O(16)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(2)SrLa4Co octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra, and  a faceface with one O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the second O site, O(2) is bonded to one Sr(2), one La(1), one La(2), one La(3), one La(4), and one Co(3) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(13)Sr2La2Co2 octahedra,  a cornercorner with one O(6)Sr4LaCo octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(11)Sr2La2Co2 octahedra, corners with three equivalent O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(1)SrLa4Co octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra, and  a faceface with one O(14)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the third O site, O(3) is bonded to one Sr(3), one La(1), one La(2), one La(3), one La(4), and one Co(4) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(16)Sr2La2Co2 octahedra,  a cornercorner with one O(7)Sr4LaCo octahedra, corners with two equivalent O(12)Sr2La2Co2 octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(13)Sr2La2Co2 octahedra, corners with three equivalent O(9)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra, edges with two equivalent O(4)SrLa4Co octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra, and  a faceface with one O(16)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-54°. In the fourth O site, O(4) is bonded to one Sr(4), one La(1), one La(2), one La(3), one La(4), and one Co(2) atom to form OSrLa4Co octahedra that share  a cornercorner with one O(15)Sr2La2Co2 octahedra,  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(8)Sr4LaCo octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(10)Sr2La2Co2 octahedra, corners with three equivalent O(14)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra, edges with two equivalent O(3)SrLa4Co octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and  a faceface with one O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the fifth O site, O(5) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one La(1), and one Co(1) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(13)Sr2La2Co2 octahedra,  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(15)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(10)Sr2La2Co2 octahedra, corners with three equivalent O(16)Sr2La2Co2 octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(6)Sr4LaCo octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra, and  a faceface with one O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-54°. In the sixth O site, O(6) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one La(2), and one Co(3) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(14)Sr2La2Co2 octahedra,  a cornercorner with one O(2)SrLa4Co octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(15)Sr2La2Co2 octahedra, corners with three equivalent O(9)Sr2La2Co2 octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(5)Sr4LaCo octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra, and  a faceface with one O(14)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-54°. In the seventh O site, O(7) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one La(3), and one Co(4) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(15)Sr2La2Co2 octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(12)Sr2La2Co2 octahedra, corners with three equivalent O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(8)Sr4LaCo octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra, and  a faceface with one O(16)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the eighth O site, O(8) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one La(4), and one Co(2) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(16)Sr2La2Co2 octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(11)Sr2La2Co2 octahedra, corners with three equivalent O(14)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(7)Sr4LaCo octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and  a faceface with one O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-54°. In the ninth O site, O(9) is bonded to one Sr(3), one Sr(4), one La(1), one La(2), one Co(1), and one Co(2) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(5)Sr4LaCo octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(3)SrLa4Co octahedra, edges with two equivalent O(10)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one 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, and  a faceface with one O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-54°. In the tenth O site, O(10) is bonded to one Sr(3), one Sr(4), one La(1), one La(2), one Co(3), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(6)Sr4LaCo octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with three equivalent O(5)Sr4LaCo octahedra, corners with three equivalent O(4)SrLa4Co octahedra, edges with two equivalent O(9)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)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, and  a faceface with one O(3)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 9-54°. In the eleventh O site, O(11) is bonded to one Sr(1), one Sr(2), one La(3), one La(4), one Co(1), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(7)Sr4LaCo octahedra,  a cornercorner with one O(1)SrLa4Co 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, edges with two equivalent O(12)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra,  a faceface with one O(5)Sr4LaCo octahedra,  a faceface with one O(7)Sr4LaCo octahedra,  a faceface with one O(1)SrLa4Co octahedra, and  a faceface with one O(3)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the twelfth O site, O(12) is bonded to one Sr(1), one Sr(2), one La(3), one La(4), one Co(2), and one Co(3) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(8)Sr4LaCo octahedra,  a cornercorner with one O(2)SrLa4Co 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, edges with two equivalent O(11)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra,  a faceface with one O(6)Sr4LaCo octahedra,  a faceface with one O(8)Sr4LaCo octahedra,  a faceface with one O(2)SrLa4Co octahedra, and  a faceface with one O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the thirteenth O site, O(13) is bonded to one Sr(2), one Sr(3), one La(1), one La(3), one Co(1), and one Co(3) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(5)Sr4LaCo octahedra,  a cornercorner with one O(2)SrLa4Co octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(7)Sr4LaCo octahedra, corners with three equivalent O(3)SrLa4Co octahedra,  an edgeedge with one O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(16)Sr2La2Co2 octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(9)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, and  a faceface with one O(2)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the fourteenth O site, O(14) is bonded to one Sr(1), one Sr(4), one La(2), one La(4), one Co(1), and one Co(3) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(6)Sr4LaCo octahedra,  a cornercorner with one O(1)SrLa4Co octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with three equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(4)SrLa4Co octahedra,  an edgeedge with one O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(16)Sr2La2Co2 octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(9)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, and  a faceface with one O(2)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the fifteenth O site, O(15) is bonded to one Sr(2), one Sr(4), one La(2), one La(3), one Co(2), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(7)Sr4LaCo octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with three equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(2)SrLa4Co octahedra,  an edgeedge with one O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(9)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, and  a faceface with one O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 7-55°. In the sixteenth O site, O(16) is bonded to one Sr(1), one Sr(3), one La(1), one La(4), one Co(2), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(8)Sr4LaCo octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(15)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(5)Sr4LaCo octahedra, corners with three equivalent O(1)SrLa4Co octahedra,  an edgeedge with one O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(9)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, and  a faceface with one O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 7-55°.
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(11), one O(12), one O(14), one O(16), one O(5), one O(6), one O(7), and one O(8) atom. The Sr(1)-O(1) bond length is 2.44 Å. The Sr(1)-O(11) bond length is 2.69 Å. The Sr(1)-O(12) bond length is 2.69 Å. The Sr(1)-O(14) bond length is 2.69 Å. The Sr(1)-O(16) bond length is 2.70 Å. The Sr(1)-O(5) bond length is 2.77 Å. The Sr(1)-O(6) bond length is 2.75 Å. The Sr(1)-O(7) bond length is 2.75 Å. The Sr(1)-O(8) bond length is 2.77 Å. In the second Sr site, Sr(2) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(13), one O(15), one O(2), one O(5), one O(6), one O(7), and one O(8) atom. The Sr(2)-O(11) bond length is 2.69 Å. The Sr(2)-O(12) bond length is 2.69 Å. The Sr(2)-O(13) bond length is 2.70 Å. The Sr(2)-O(15) bond length is 2.69 Å. The Sr(2)-O(2) bond length is 2.43 Å. The Sr(2)-O(5) bond length is 2.77 Å. The Sr(2)-O(6) bond length is 2.75 Å. The Sr(2)-O(7) bond length is 2.75 Å. The Sr(2)-O(8) bond length is 2.76 Å. In the third Sr site, Sr(3) is bonded in a 9-coordinate geometry to one O(10), one O(13), one O(16), one O(3), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Sr(3)-O(10) bond length is 2.74 Å. The Sr(3)-O(13) bond length is 2.70 Å. The Sr(3)-O(16) bond length is 2.70 Å. The Sr(3)-O(3) bond length is 2.43 Å. The Sr(3)-O(5) bond length is 2.76 Å. The Sr(3)-O(6) bond length is 2.75 Å. The Sr(3)-O(7) bond length is 2.75 Å. The Sr(3)-O(8) bond length is 2.76 Å. The Sr(3)-O(9) bond length is 2.69 Å. In the fourth Sr site, Sr(4) is bonded in a 9-coordinate geometry to one O(10), one O(14), one O(15), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Sr(4)-O(10) bond length is 2.75 Å. The Sr(4)-O(14) bond length is 2.70 Å. The Sr(4)-O(15) bond length is 2.71 Å. The Sr(4)-O(4) bond length is 2.45 Å. The Sr(4)-O(5) bond length is 2.76 Å. The Sr(4)-O(6) bond length is 2.76 Å. The Sr(4)-O(7) bond length is 2.76 Å. The Sr(4)-O(8) bond length is 2.76 Å. The Sr(4)-O(9) bond length is 2.70 Å. There are four inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(13), one O(16), one O(2), one O(3), one O(4), one O(5), and one O(9) atom. The La(1)-O(1) bond length is 2.77 Å. The La(1)-O(10) bond length is 2.52 Å. The La(1)-O(13) bond length is 2.62 Å. The La(1)-O(16) bond length is 2.61 Å. The La(1)-O(2) bond length is 2.79 Å. The La(1)-O(3) bond length is 2.78 Å. The La(1)-O(4) bond length is 2.75 Å. The La(1)-O(5) bond length is 2.36 Å. The La(1)-O(9) bond length is 2.62 Å. In the second La site, La(2) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(14), one O(15), one O(2), one O(3), one O(4), one O(6), and one O(9) atom. The La(2)-O(1) bond length is 2.75 Å. The La(2)-O(10) bond length is 2.52 Å. The La(2)-O(14) bond length is 2.62 Å. The La(2)-O(15) bond length is 2.61 Å. The La(2)-O(2) bond length is 2.78 Å. The La(2)-O(3) bond length is 2.79 Å. The La(2)-O(4) bond length is 2.76 Å. The La(2)-O(6) bond length is 2.35 Å. The La(2)-O(9) bond length is 2.62 Å. In the third La site, La(3) is bonded in a 9-coordinate geometry to one O(1), one O(11), one O(12), one O(13), one O(15), one O(2), one O(3), one O(4), and one O(7) atom. The La(3)-O(1) bond length is 2.75 Å. The La(3)-O(11) bond length is 2.62 Å. The La(3)-O(12) bond length is 2.62 Å. The La(3)-O(13) bond length is 2.61 Å. The La(3)-O(15) bond length is 2.62 Å. The La(3)-O(2) bond length is 2.70 Å. The La(3)-O(3) bond length is 2.70 Å. The La(3)-O(4) bond length is 2.75 Å. The La(3)-O(7) bond length is 2.34 Å. In the fourth La site, La(4) is bonded in a 9-coordinate geometry to one O(1), one O(11), one O(12), one O(14), one O(16), one O(2), one O(3), one O(4), and one O(8) atom. The La(4)-O(1) bond length is 2.75 Å. The La(4)-O(11) bond length is 2.63 Å. The La(4)-O(12) bond length is 2.62 Å. The La(4)-O(14) bond length is 2.63 Å. The La(4)-O(16) bond length is 2.61 Å. The La(4)-O(2) bond length is 2.70 Å. The La(4)-O(3) bond length is 2.69 Å. The La(4)-O(4) bond length is 2.75 Å. The La(4)-O(8) bond length is 2.35 Å. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(11), one O(13), one O(14), one O(5), and one O(9) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 6-7°. The Co(1)-O(1) bond length is 2.16 Å. The Co(1)-O(11) bond length is 1.86 Å. The Co(1)-O(13) bond length is 1.98 Å. The Co(1)-O(14) bond length is 1.98 Å. The Co(1)-O(5) bond length is 2.17 Å. The Co(1)-O(9) bond length is 1.95 Å. In the second Co site, Co(2) is bonded to one O(12), one O(15), one O(16), one O(4), one O(8), and one O(9) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 6-7°. The Co(2)-O(12) bond length is 1.86 Å. The Co(2)-O(15) bond length is 1.98 Å. The Co(2)-O(16) bond length is 1.98 Å. The Co(2)-O(4) bond length is 2.17 Å. The Co(2)-O(8) bond length is 2.15 Å. The Co(2)-O(9) bond length is 1.95 Å. In the third Co site, Co(3) is bonded to one O(10), one O(12), one O(13), one O(14), one O(2), and one O(6) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. The Co(3)-O(10) bond length is 1.97 Å. The Co(3)-O(12) bond length is 1.99 Å. The Co(3)-O(13) bond length is 1.88 Å. The Co(3)-O(14) bond length is 1.88 Å. The Co(3)-O(2) bond length is 2.19 Å. The Co(3)-O(6) bond length is 2.18 Å. In the fourth Co site, Co(4) is bonded to one O(10), one O(11), one O(15), one O(16), one O(3), and one O(7) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. The Co(4)-O(10) bond length is 1.97 Å. The Co(4)-O(11) bond length is 1.99 Å. The Co(4)-O(15) bond length is 1.88 Å. The Co(4)-O(16) bond length is 1.88 Å. The Co(4)-O(3) bond length is 2.20 Å. The Co(4)-O(7) bond length is 2.16 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one La(1), one La(2), one La(3), one La(4), and one Co(1) atom to form OSrLa4Co octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(14)Sr2La2Co2 octahedra,  a cornercorner with one O(5)Sr4LaCo octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(15)Sr2La2Co2 octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(12)Sr2La2Co2 octahedra, corners with three equivalent O(16)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(2)SrLa4Co octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra, and  a faceface with one O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the second O site, O(2) is bonded to one Sr(2), one La(1), one La(2), one La(3), one La(4), and one Co(3) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(13)Sr2La2Co2 octahedra,  a cornercorner with one O(6)Sr4LaCo octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(11)Sr2La2Co2 octahedra, corners with three equivalent O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(1)SrLa4Co octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra, and  a faceface with one O(14)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the third O site, O(3) is bonded to one Sr(3), one La(1), one La(2), one La(3), one La(4), and one Co(4) atom to form distorted OSrLa4Co octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(16)Sr2La2Co2 octahedra,  a cornercorner with one O(7)Sr4LaCo octahedra, corners with two equivalent O(12)Sr2La2Co2 octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(13)Sr2La2Co2 octahedra, corners with three equivalent O(9)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra, edges with two equivalent O(4)SrLa4Co octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra, and  a faceface with one O(16)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-54°. In the fourth O site, O(4) is bonded to one Sr(4), one La(1), one La(2), one La(3), one La(4), and one Co(2) atom to form OSrLa4Co octahedra that share  a cornercorner with one O(15)Sr2La2Co2 octahedra,  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(8)Sr4LaCo octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(10)Sr2La2Co2 octahedra, corners with three equivalent O(14)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra, edges with two equivalent O(3)SrLa4Co octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and  a faceface with one O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the fifth O site, O(5) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one La(1), and one Co(1) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(13)Sr2La2Co2 octahedra,  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(15)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(10)Sr2La2Co2 octahedra, corners with three equivalent O(16)Sr2La2Co2 octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(6)Sr4LaCo octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra, and  a faceface with one O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-54°. In the sixth O site, O(6) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one La(2), and one Co(3) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(14)Sr2La2Co2 octahedra,  a cornercorner with one O(2)SrLa4Co octahedra, corners with two equivalent O(11)Sr2La2Co2 octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(15)Sr2La2Co2 octahedra, corners with three equivalent O(9)Sr2La2Co2 octahedra,  an edgeedge with one O(7)Sr4LaCo octahedra,  an edgeedge with one O(8)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(5)Sr4LaCo octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra, and  a faceface with one O(14)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-54°. In the seventh O site, O(7) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one La(3), and one Co(4) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(15)Sr2La2Co2 octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(9)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(12)Sr2La2Co2 octahedra, corners with three equivalent O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(8)Sr4LaCo octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra, and  a faceface with one O(16)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-55°. In the eighth O site, O(8) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one La(4), and one Co(2) atom to form distorted OSr4LaCo octahedra that share  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(16)Sr2La2Co2 octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(10)Sr2La2Co2 octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(11)Sr2La2Co2 octahedra, corners with three equivalent O(14)Sr2La2Co2 octahedra,  an edgeedge with one O(5)Sr4LaCo octahedra,  an edgeedge with one O(6)Sr4LaCo octahedra,  an edgeedge with one O(1)SrLa4Co octahedra,  an edgeedge with one O(2)SrLa4Co octahedra,  an edgeedge with one O(3)SrLa4Co octahedra,  an edgeedge with one O(4)SrLa4Co octahedra, edges with two equivalent O(7)Sr4LaCo octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra, and  a faceface with one O(9)Sr2La2Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-54°. In the ninth O site, O(9) is bonded to one Sr(3), one Sr(4), one La(1), one La(2), one Co(1), and one Co(2) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(5)Sr4LaCo octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(3)SrLa4Co octahedra, edges with two equivalent O(10)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one 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, and  a faceface with one O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-54°. In the tenth O site, O(10) is bonded to one Sr(3), one Sr(4), one La(1), one La(2), one Co(3), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(11)Sr2La2Co2 octahedra,  a cornercorner with one O(12)Sr2La2Co2 octahedra,  a cornercorner with one O(6)Sr4LaCo octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with three equivalent O(5)Sr4LaCo octahedra, corners with three equivalent O(4)SrLa4Co octahedra, edges with two equivalent O(9)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)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, and  a faceface with one O(3)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 9-54°. In the eleventh O site, O(11) is bonded to one Sr(1), one Sr(2), one La(3), one La(4), one Co(1), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(7)Sr4LaCo octahedra,  a cornercorner with one O(1)SrLa4Co 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, edges with two equivalent O(12)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra,  a faceface with one O(5)Sr4LaCo octahedra,  a faceface with one O(7)Sr4LaCo octahedra,  a faceface with one O(1)SrLa4Co octahedra, and  a faceface with one O(3)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the twelfth O site, O(12) is bonded to one Sr(1), one Sr(2), one La(3), one La(4), one Co(2), and one Co(3) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(10)Sr2La2Co2 octahedra,  a cornercorner with one O(9)Sr2La2Co2 octahedra,  a cornercorner with one O(8)Sr4LaCo octahedra,  a cornercorner with one O(2)SrLa4Co 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, edges with two equivalent O(11)Sr2La2Co2 octahedra,  a faceface with one O(13)Sr2La2Co2 octahedra,  a faceface with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(15)Sr2La2Co2 octahedra,  a faceface with one O(16)Sr2La2Co2 octahedra,  a faceface with one O(6)Sr4LaCo octahedra,  a faceface with one O(8)Sr4LaCo octahedra,  a faceface with one O(2)SrLa4Co octahedra, and  a faceface with one O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the thirteenth O site, O(13) is bonded to one Sr(2), one Sr(3), one La(1), one La(3), one Co(1), and one Co(3) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(5)Sr4LaCo octahedra,  a cornercorner with one O(2)SrLa4Co octahedra, corners with two equivalent O(14)Sr2La2Co2 octahedra, corners with two equivalent O(8)Sr4LaCo octahedra, corners with two equivalent O(4)SrLa4Co octahedra, corners with three equivalent O(7)Sr4LaCo octahedra, corners with three equivalent O(3)SrLa4Co octahedra,  an edgeedge with one O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(16)Sr2La2Co2 octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(9)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, and  a faceface with one O(2)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the fourteenth O site, O(14) is bonded to one Sr(1), one Sr(4), one La(2), one La(4), one Co(1), and one Co(3) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(6)Sr4LaCo octahedra,  a cornercorner with one O(1)SrLa4Co octahedra, corners with two equivalent O(13)Sr2La2Co2 octahedra, corners with two equivalent O(7)Sr4LaCo octahedra, corners with two equivalent O(3)SrLa4Co octahedra, corners with three equivalent O(8)Sr4LaCo octahedra, corners with three equivalent O(4)SrLa4Co octahedra,  an edgeedge with one O(15)Sr2La2Co2 octahedra,  an edgeedge with one O(16)Sr2La2Co2 octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(9)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, and  a faceface with one O(2)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 6-55°. In the fifteenth O site, O(15) is bonded to one Sr(2), one Sr(4), one La(2), one La(3), one Co(2), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(7)Sr4LaCo octahedra,  a cornercorner with one O(4)SrLa4Co octahedra, corners with two equivalent O(16)Sr2La2Co2 octahedra, corners with two equivalent O(5)Sr4LaCo octahedra, corners with two equivalent O(1)SrLa4Co octahedra, corners with three equivalent O(6)Sr4LaCo octahedra, corners with three equivalent O(2)SrLa4Co octahedra,  an edgeedge with one O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(9)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, and  a faceface with one O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 7-55°. In the sixteenth O site, O(16) is bonded to one Sr(1), one Sr(3), one La(1), one La(4), one Co(2), and one Co(4) atom to form distorted OSr2La2Co2 octahedra that share  a cornercorner with one O(8)Sr4LaCo octahedra,  a cornercorner with one O(3)SrLa4Co octahedra, corners with two equivalent O(15)Sr2La2Co2 octahedra, corners with two equivalent O(6)Sr4LaCo octahedra, corners with two equivalent O(2)SrLa4Co octahedra, corners with three equivalent O(5)Sr4LaCo octahedra, corners with three equivalent O(1)SrLa4Co octahedra,  an edgeedge with one O(13)Sr2La2Co2 octahedra,  an edgeedge with one O(14)Sr2La2Co2 octahedra,  a faceface with one O(10)Sr2La2Co2 octahedra,  a faceface with one O(11)Sr2La2Co2 octahedra,  a faceface with one O(12)Sr2La2Co2 octahedra,  a faceface with one O(9)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, and  a faceface with one O(4)SrLa4Co octahedra. The corner-sharing octahedral tilt angles range from 7-55°.