Sr2CoO4 is (La,Ba)CuO4 structured and crystallizes in the triclinic P1 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), one O(11), one O(13), one O(14), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. In the second Sr site, Sr(2) is bonded in a 9-coordinate geometry to one O(10), one O(12), one O(13), one O(14), 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(11), one O(15), one O(16), one O(3), one O(5), one O(6), one O(7), and one O(8) atom. In the fourth Sr site, Sr(4) is bonded in a 9-coordinate geometry to one O(12), one O(15), one O(16), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. In the fifth Sr site, Sr(5) is bonded in a 9-coordinate geometry to one O(1), one O(12), one O(15), one O(16), one O(2), one O(3), one O(4), one O(5), and one O(9) atom. In the sixth Sr site, Sr(6) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(15), one O(16), one O(2), one O(3), one O(4), and one O(6) atom. In the seventh Sr site, Sr(7) is bonded in a 9-coordinate geometry to one O(1), one O(11), one O(13), one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom. In the eighth Sr site, Sr(8) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(12), one O(13), one O(14), 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(10), one O(13), one O(16), one O(2), one O(5), and one O(9) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the second Co site, Co(2) is bonded to one O(11), one O(12), one O(13), one O(15), one O(4), and one O(7) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the third Co site, Co(3) is bonded to one O(1), one O(10), one O(14), one O(15), one O(6), and one O(9) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the fourth Co site, Co(4) is bonded to one O(11), one O(12), one O(14), one O(16), one O(3), and one O(8) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one Sr(5), one Sr(6), one Sr(7), one Sr(8), and one Co(3) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(14)Sr4Co2 octahedra,  a cornercorner with one O(9)Sr4Co2 octahedra,  a cornercorner with one O(6)Sr5Co octahedra, corners with two equivalent O(12)Sr4Co2 octahedra, corners with two equivalent O(16)Sr4Co2 octahedra, corners with two equivalent O(3)Sr5Co octahedra, corners with two equivalent O(4)Sr5Co octahedra, corners with three equivalent O(11)Sr4Co2 octahedra, corners with three equivalent O(13)Sr4Co2 octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(2)Sr5Co octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra, and  a faceface with one O(9)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-56°. In the second O site, O(2) is bonded to one Sr(2), one Sr(5), one Sr(6), one Sr(7), one Sr(8), and one Co(1) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(10)Sr4Co2 octahedra,  a cornercorner with one O(13)Sr4Co2 octahedra,  a cornercorner with one O(5)Sr5Co octahedra, corners with two equivalent O(11)Sr4Co2 octahedra, corners with two equivalent O(15)Sr4Co2 octahedra, corners with two equivalent O(3)Sr5Co octahedra, corners with two equivalent O(4)Sr5Co octahedra, corners with three equivalent O(12)Sr4Co2 octahedra, corners with three equivalent O(14)Sr4Co2 octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(1)Sr5Co octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra, and  a faceface with one O(9)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-58°. In the third O site, O(3) is bonded to one Sr(3), one Sr(5), one Sr(6), one Sr(7), one Sr(8), and one Co(4) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(11)Sr4Co2 octahedra,  a cornercorner with one O(16)Sr4Co2 octahedra,  a cornercorner with one O(8)Sr5Co octahedra, corners with two equivalent O(13)Sr4Co2 octahedra, corners with two equivalent O(9)Sr4Co2 octahedra, corners with two equivalent O(1)Sr5Co octahedra, corners with two equivalent O(2)Sr5Co octahedra, corners with three equivalent O(10)Sr4Co2 octahedra, corners with three equivalent O(15)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(4)Sr5Co octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra, and  a faceface with one O(16)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 8-56°. In the fourth O site, O(4) is bonded to one Sr(4), one Sr(5), one Sr(6), one Sr(7), one Sr(8), and one Co(2) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(12)Sr4Co2 octahedra,  a cornercorner with one O(15)Sr4Co2 octahedra,  a cornercorner with one O(7)Sr5Co octahedra, corners with two equivalent O(10)Sr4Co2 octahedra, corners with two equivalent O(14)Sr4Co2 octahedra, corners with two equivalent O(1)Sr5Co octahedra, corners with two equivalent O(2)Sr5Co octahedra, corners with three equivalent O(16)Sr4Co2 octahedra, corners with three equivalent O(9)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(3)Sr5Co octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra, and  a faceface with one O(15)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-57°. In the fifth O site, O(5) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Sr(5), and one Co(1) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(16)Sr4Co2 octahedra,  a cornercorner with one O(9)Sr4Co2 octahedra,  a cornercorner with one O(2)Sr5Co octahedra, corners with two equivalent O(11)Sr4Co2 octahedra, corners with two equivalent O(14)Sr4Co2 octahedra, corners with two equivalent O(7)Sr5Co octahedra, corners with two equivalent O(8)Sr5Co octahedra, corners with three equivalent O(12)Sr4Co2 octahedra, corners with three equivalent O(15)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(6)Sr5Co octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra, and  a faceface with one O(9)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-58°. In the sixth O site, O(6) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Sr(6), and one Co(3) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(10)Sr4Co2 octahedra,  a cornercorner with one O(15)Sr4Co2 octahedra,  a cornercorner with one O(1)Sr5Co octahedra, corners with two equivalent O(12)Sr4Co2 octahedra, corners with two equivalent O(13)Sr4Co2 octahedra, corners with two equivalent O(7)Sr5Co octahedra, corners with two equivalent O(8)Sr5Co octahedra, corners with three equivalent O(11)Sr4Co2 octahedra, corners with three equivalent O(16)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(5)Sr5Co octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra, and  a faceface with one O(9)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-56°. In the seventh O site, O(7) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Sr(7), and one Co(2) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(11)Sr4Co2 octahedra,  a cornercorner with one O(13)Sr4Co2 octahedra,  a cornercorner with one O(4)Sr5Co octahedra, corners with two equivalent O(10)Sr4Co2 octahedra, corners with two equivalent O(16)Sr4Co2 octahedra, corners with two equivalent O(5)Sr5Co octahedra, corners with two equivalent O(6)Sr5Co octahedra, corners with three equivalent O(14)Sr4Co2 octahedra, corners with three equivalent O(9)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra, edges with two equivalent O(8)Sr5Co octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra, and  a faceface with one O(15)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-57°. In the eighth O site, O(8) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Sr(8), and one Co(4) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(12)Sr4Co2 octahedra,  a cornercorner with one O(14)Sr4Co2 octahedra,  a cornercorner with one O(3)Sr5Co octahedra, corners with two equivalent O(15)Sr4Co2 octahedra, corners with two equivalent O(9)Sr4Co2 octahedra, corners with two equivalent O(5)Sr5Co octahedra, corners with two equivalent O(6)Sr5Co octahedra, corners with three equivalent O(10)Sr4Co2 octahedra, corners with three equivalent O(13)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra, edges with two equivalent O(7)Sr5Co octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra, and  a faceface with one O(16)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 8-56°. In the ninth O site, O(9) is bonded to one Sr(1), one Sr(4), one Sr(5), one Sr(7), one Co(1), and one Co(3) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(1)Sr5Co octahedra,  a cornercorner with one O(5)Sr5Co octahedra, corners with two equivalent O(10)Sr4Co2 octahedra, corners with two equivalent O(3)Sr5Co octahedra, corners with two equivalent O(8)Sr5Co octahedra, corners with three equivalent O(4)Sr5Co octahedra, corners with three equivalent O(7)Sr5Co octahedra,  an edgeedge with one O(11)Sr4Co2 octahedra,  an edgeedge with one O(12)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra,  a faceface with one O(1)Sr5Co octahedra,  a faceface with one O(2)Sr5Co octahedra,  a faceface with one O(5)Sr5Co octahedra, and  a faceface with one O(6)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 3-57°. In the tenth O site, O(10) is bonded to one Sr(2), one Sr(3), one Sr(6), one Sr(8), one Co(1), and one Co(3) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(2)Sr5Co octahedra,  a cornercorner with one O(6)Sr5Co octahedra, corners with two equivalent O(9)Sr4Co2 octahedra, corners with two equivalent O(4)Sr5Co octahedra, corners with two equivalent O(7)Sr5Co octahedra, corners with three equivalent O(3)Sr5Co octahedra, corners with three equivalent O(8)Sr5Co octahedra,  an edgeedge with one O(11)Sr4Co2 octahedra,  an edgeedge with one O(12)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra,  a faceface with one O(1)Sr5Co octahedra,  a faceface with one O(2)Sr5Co octahedra,  a faceface with one O(5)Sr5Co octahedra, and  a faceface with one O(6)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 3-57°. In the eleventh O site, O(11) is bonded to one Sr(1), one Sr(3), one Sr(6), one Sr(7), one Co(2), and one Co(4) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(3)Sr5Co octahedra,  a cornercorner with one O(7)Sr5Co octahedra, corners with two equivalent O(12)Sr4Co2 octahedra, corners with two equivalent O(2)Sr5Co octahedra, corners with two equivalent O(5)Sr5Co octahedra, corners with three equivalent O(1)Sr5Co octahedra, corners with three equivalent O(6)Sr5Co octahedra,  an edgeedge with one O(10)Sr4Co2 octahedra,  an edgeedge with one O(9)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra,  a faceface with one O(3)Sr5Co octahedra,  a faceface with one O(4)Sr5Co octahedra,  a faceface with one O(7)Sr5Co octahedra, and  a faceface with one O(8)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 1-58°. In the twelfth O site, O(12) is bonded to one Sr(2), one Sr(4), one Sr(5), one Sr(8), one Co(2), and one Co(4) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(4)Sr5Co octahedra,  a cornercorner with one O(8)Sr5Co octahedra, corners with two equivalent O(11)Sr4Co2 octahedra, corners with two equivalent O(1)Sr5Co octahedra, corners with two equivalent O(6)Sr5Co octahedra, corners with three equivalent O(2)Sr5Co octahedra, corners with three equivalent O(5)Sr5Co octahedra,  an edgeedge with one O(10)Sr4Co2 octahedra,  an edgeedge with one O(9)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra,  a faceface with one O(3)Sr5Co octahedra,  a faceface with one O(4)Sr5Co octahedra,  a faceface with one O(7)Sr5Co octahedra, and  a faceface with one O(8)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 1-58°. In the thirteenth O site, O(13) is bonded to one Sr(1), one Sr(2), one Sr(7), one Sr(8), one Co(1), and one Co(2) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(15)Sr4Co2 octahedra,  a cornercorner with one O(16)Sr4Co2 octahedra,  a cornercorner with one O(2)Sr5Co octahedra,  a cornercorner with one O(7)Sr5Co octahedra, corners with two equivalent O(3)Sr5Co octahedra, corners with two equivalent O(6)Sr5Co octahedra, corners with three equivalent O(1)Sr5Co octahedra, corners with three equivalent O(8)Sr5Co octahedra, edges with two equivalent O(14)Sr4Co2 octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(9)Sr4Co2 octahedra,  a faceface with one O(2)Sr5Co octahedra,  a faceface with one O(4)Sr5Co octahedra,  a faceface with one O(5)Sr5Co octahedra, and  a faceface with one O(7)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 0-54°. In the fourteenth O site, O(14) is bonded to one Sr(1), one Sr(2), one Sr(7), one Sr(8), one Co(3), and one Co(4) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(15)Sr4Co2 octahedra,  a cornercorner with one O(16)Sr4Co2 octahedra,  a cornercorner with one O(1)Sr5Co octahedra,  a cornercorner with one O(8)Sr5Co octahedra, corners with two equivalent O(4)Sr5Co octahedra, corners with two equivalent O(5)Sr5Co octahedra, corners with three equivalent O(2)Sr5Co octahedra, corners with three equivalent O(7)Sr5Co octahedra, edges with two equivalent O(13)Sr4Co2 octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(9)Sr4Co2 octahedra,  a faceface with one O(1)Sr5Co octahedra,  a faceface with one O(3)Sr5Co octahedra,  a faceface with one O(6)Sr5Co octahedra, and  a faceface with one O(8)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 0-58°. In the fifteenth O site, O(15) is bonded to one Sr(3), one Sr(4), one Sr(5), one Sr(6), one Co(2), and one Co(3) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(13)Sr4Co2 octahedra,  a cornercorner with one O(14)Sr4Co2 octahedra,  a cornercorner with one O(4)Sr5Co octahedra,  a cornercorner with one O(6)Sr5Co octahedra, corners with two equivalent O(2)Sr5Co octahedra, corners with two equivalent O(8)Sr5Co octahedra, corners with three equivalent O(3)Sr5Co octahedra, corners with three equivalent O(5)Sr5Co octahedra, edges with two equivalent O(16)Sr4Co2 octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(9)Sr4Co2 octahedra,  a faceface with one O(1)Sr5Co octahedra,  a faceface with one O(4)Sr5Co octahedra,  a faceface with one O(6)Sr5Co octahedra, and  a faceface with one O(7)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 0-56°. In the sixteenth O site, O(16) is bonded to one Sr(3), one Sr(4), one Sr(5), one Sr(6), one Co(1), and one Co(4) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(13)Sr4Co2 octahedra,  a cornercorner with one O(14)Sr4Co2 octahedra,  a cornercorner with one O(3)Sr5Co octahedra,  a cornercorner with one O(5)Sr5Co octahedra, corners with two equivalent O(1)Sr5Co octahedra, corners with two equivalent O(7)Sr5Co octahedra, corners with three equivalent O(4)Sr5Co octahedra, corners with three equivalent O(6)Sr5Co octahedra, edges with two equivalent O(15)Sr4Co2 octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(9)Sr4Co2 octahedra,  a faceface with one O(2)Sr5Co octahedra,  a faceface with one O(3)Sr5Co octahedra,  a faceface with one O(5)Sr5Co octahedra, and  a faceface with one O(8)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 0-55°.
Sr2CoO4 is (La,Ba)CuO4 structured and crystallizes in the triclinic P1 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), one O(11), one O(13), one O(14), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Sr(1)-O(1) bond length is 2.49 Å. The Sr(1)-O(11) bond length is 2.59 Å. The Sr(1)-O(13) bond length is 2.65 Å. The Sr(1)-O(14) bond length is 2.62 Å. The Sr(1)-O(5) bond length is 2.78 Å. The Sr(1)-O(6) bond length is 2.76 Å. The Sr(1)-O(7) bond length is 2.81 Å. The Sr(1)-O(8) bond length is 2.72 Å. The Sr(1)-O(9) bond length is 2.64 Å. In the second Sr site, Sr(2) is bonded in a 9-coordinate geometry to one O(10), one O(12), one O(13), one O(14), one O(2), one O(5), one O(6), one O(7), and one O(8) atom. The Sr(2)-O(10) bond length is 2.64 Å. The Sr(2)-O(12) bond length is 2.59 Å. The Sr(2)-O(13) bond length is 2.65 Å. The Sr(2)-O(14) bond length is 2.62 Å. The Sr(2)-O(2) bond length is 2.56 Å. The Sr(2)-O(5) bond length is 2.78 Å. The Sr(2)-O(6) bond length is 2.76 Å. The Sr(2)-O(7) bond length is 2.79 Å. The Sr(2)-O(8) bond length is 2.70 Å. In the third Sr site, Sr(3) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(15), one O(16), one O(3), one O(5), one O(6), one O(7), and one O(8) atom. The Sr(3)-O(10) bond length is 2.59 Å. The Sr(3)-O(11) bond length is 2.65 Å. The Sr(3)-O(15) bond length is 2.62 Å. The Sr(3)-O(16) bond length is 2.66 Å. The Sr(3)-O(3) bond length is 2.49 Å. The Sr(3)-O(5) bond length is 2.79 Å. The Sr(3)-O(6) bond length is 2.73 Å. The Sr(3)-O(7) bond length is 2.75 Å. The Sr(3)-O(8) bond length is 2.85 Å. In the fourth Sr site, Sr(4) is bonded in a 9-coordinate geometry to one O(12), one O(15), one O(16), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Sr(4)-O(12) bond length is 2.65 Å. The Sr(4)-O(15) bond length is 2.62 Å. The Sr(4)-O(16) bond length is 2.65 Å. The Sr(4)-O(4) bond length is 2.54 Å. The Sr(4)-O(5) bond length is 2.79 Å. The Sr(4)-O(6) bond length is 2.74 Å. The Sr(4)-O(7) bond length is 2.73 Å. The Sr(4)-O(8) bond length is 2.83 Å. The Sr(4)-O(9) bond length is 2.58 Å. In the fifth Sr site, Sr(5) is bonded in a 9-coordinate geometry to one O(1), one O(12), one O(15), one O(16), one O(2), one O(3), one O(4), one O(5), and one O(9) atom. The Sr(5)-O(1) bond length is 2.72 Å. The Sr(5)-O(12) bond length is 2.65 Å. The Sr(5)-O(15) bond length is 2.61 Å. The Sr(5)-O(16) bond length is 2.66 Å. The Sr(5)-O(2) bond length is 2.77 Å. The Sr(5)-O(3) bond length is 2.84 Å. The Sr(5)-O(4) bond length is 2.75 Å. The Sr(5)-O(5) bond length is 2.55 Å. The Sr(5)-O(9) bond length is 2.58 Å. In the sixth Sr site, Sr(6) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(15), one O(16), one O(2), one O(3), one O(4), and one O(6) atom. The Sr(6)-O(1) bond length is 2.74 Å. The Sr(6)-O(10) bond length is 2.58 Å. The Sr(6)-O(11) bond length is 2.66 Å. The Sr(6)-O(15) bond length is 2.62 Å. The Sr(6)-O(16) bond length is 2.66 Å. The Sr(6)-O(2) bond length is 2.79 Å. The Sr(6)-O(3) bond length is 2.83 Å. The Sr(6)-O(4) bond length is 2.74 Å. The Sr(6)-O(6) bond length is 2.49 Å. In the seventh Sr site, Sr(7) is bonded in a 9-coordinate geometry to one O(1), one O(11), one O(13), one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom. The Sr(7)-O(1) bond length is 2.75 Å. The Sr(7)-O(11) bond length is 2.59 Å. The Sr(7)-O(13) bond length is 2.65 Å. The Sr(7)-O(14) bond length is 2.62 Å. The Sr(7)-O(2) bond length is 2.77 Å. The Sr(7)-O(3) bond length is 2.72 Å. The Sr(7)-O(4) bond length is 2.80 Å. The Sr(7)-O(7) bond length is 2.56 Å. The Sr(7)-O(9) bond length is 2.64 Å. In the eighth Sr site, Sr(8) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(12), one O(13), one O(14), one O(2), one O(3), one O(4), and one O(8) atom. The Sr(8)-O(1) bond length is 2.77 Å. The Sr(8)-O(10) bond length is 2.63 Å. The Sr(8)-O(12) bond length is 2.59 Å. The Sr(8)-O(13) bond length is 2.66 Å. The Sr(8)-O(14) bond length is 2.63 Å. The Sr(8)-O(2) bond length is 2.79 Å. The Sr(8)-O(3) bond length is 2.72 Å. The Sr(8)-O(4) bond length is 2.81 Å. The Sr(8)-O(8) bond length is 2.49 Å. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(10), one O(13), one O(16), one O(2), one O(5), and one O(9) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. The Co(1)-O(10) bond length is 2.05 Å. The Co(1)-O(13) bond length is 1.92 Å. The Co(1)-O(16) bond length is 1.95 Å. The Co(1)-O(2) bond length is 1.91 Å. The Co(1)-O(5) bond length is 1.91 Å. The Co(1)-O(9) bond length is 2.06 Å. In the second Co site, Co(2) is bonded to one O(11), one O(12), one O(13), one O(15), one O(4), and one O(7) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. The Co(2)-O(11) bond length is 2.03 Å. The Co(2)-O(12) bond length is 2.03 Å. The Co(2)-O(13) bond length is 1.91 Å. The Co(2)-O(15) bond length is 2.01 Å. The Co(2)-O(4) bond length is 1.92 Å. The Co(2)-O(7) bond length is 1.92 Å. In the third Co site, Co(3) is bonded to one O(1), one O(10), one O(14), one O(15), one O(6), and one O(9) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. The Co(3)-O(1) bond length is 1.98 Å. The Co(3)-O(10) bond length is 1.88 Å. The Co(3)-O(14) bond length is 1.78 Å. The Co(3)-O(15) bond length is 1.89 Å. The Co(3)-O(6) bond length is 1.98 Å. The Co(3)-O(9) bond length is 1.88 Å. In the fourth Co site, Co(4) is bonded to one O(11), one O(12), one O(14), one O(16), one O(3), and one O(8) atom to form corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. The Co(4)-O(11) bond length is 1.91 Å. The Co(4)-O(12) bond length is 1.91 Å. The Co(4)-O(14) bond length is 2.22 Å. The Co(4)-O(16) bond length is 1.83 Å. The Co(4)-O(3) bond length is 2.00 Å. The Co(4)-O(8) bond length is 1.98 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one Sr(5), one Sr(6), one Sr(7), one Sr(8), and one Co(3) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(14)Sr4Co2 octahedra,  a cornercorner with one O(9)Sr4Co2 octahedra,  a cornercorner with one O(6)Sr5Co octahedra, corners with two equivalent O(12)Sr4Co2 octahedra, corners with two equivalent O(16)Sr4Co2 octahedra, corners with two equivalent O(3)Sr5Co octahedra, corners with two equivalent O(4)Sr5Co octahedra, corners with three equivalent O(11)Sr4Co2 octahedra, corners with three equivalent O(13)Sr4Co2 octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(2)Sr5Co octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra, and  a faceface with one O(9)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-56°. In the second O site, O(2) is bonded to one Sr(2), one Sr(5), one Sr(6), one Sr(7), one Sr(8), and one Co(1) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(10)Sr4Co2 octahedra,  a cornercorner with one O(13)Sr4Co2 octahedra,  a cornercorner with one O(5)Sr5Co octahedra, corners with two equivalent O(11)Sr4Co2 octahedra, corners with two equivalent O(15)Sr4Co2 octahedra, corners with two equivalent O(3)Sr5Co octahedra, corners with two equivalent O(4)Sr5Co octahedra, corners with three equivalent O(12)Sr4Co2 octahedra, corners with three equivalent O(14)Sr4Co2 octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(1)Sr5Co octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra, and  a faceface with one O(9)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-58°. In the third O site, O(3) is bonded to one Sr(3), one Sr(5), one Sr(6), one Sr(7), one Sr(8), and one Co(4) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(11)Sr4Co2 octahedra,  a cornercorner with one O(16)Sr4Co2 octahedra,  a cornercorner with one O(8)Sr5Co octahedra, corners with two equivalent O(13)Sr4Co2 octahedra, corners with two equivalent O(9)Sr4Co2 octahedra, corners with two equivalent O(1)Sr5Co octahedra, corners with two equivalent O(2)Sr5Co octahedra, corners with three equivalent O(10)Sr4Co2 octahedra, corners with three equivalent O(15)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(4)Sr5Co octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra, and  a faceface with one O(16)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 8-56°. In the fourth O site, O(4) is bonded to one Sr(4), one Sr(5), one Sr(6), one Sr(7), one Sr(8), and one Co(2) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(12)Sr4Co2 octahedra,  a cornercorner with one O(15)Sr4Co2 octahedra,  a cornercorner with one O(7)Sr5Co octahedra, corners with two equivalent O(10)Sr4Co2 octahedra, corners with two equivalent O(14)Sr4Co2 octahedra, corners with two equivalent O(1)Sr5Co octahedra, corners with two equivalent O(2)Sr5Co octahedra, corners with three equivalent O(16)Sr4Co2 octahedra, corners with three equivalent O(9)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(3)Sr5Co octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra, and  a faceface with one O(15)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-57°. In the fifth O site, O(5) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Sr(5), and one Co(1) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(16)Sr4Co2 octahedra,  a cornercorner with one O(9)Sr4Co2 octahedra,  a cornercorner with one O(2)Sr5Co octahedra, corners with two equivalent O(11)Sr4Co2 octahedra, corners with two equivalent O(14)Sr4Co2 octahedra, corners with two equivalent O(7)Sr5Co octahedra, corners with two equivalent O(8)Sr5Co octahedra, corners with three equivalent O(12)Sr4Co2 octahedra, corners with three equivalent O(15)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(6)Sr5Co octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra, and  a faceface with one O(9)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-58°. In the sixth O site, O(6) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Sr(6), and one Co(3) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(10)Sr4Co2 octahedra,  a cornercorner with one O(15)Sr4Co2 octahedra,  a cornercorner with one O(1)Sr5Co octahedra, corners with two equivalent O(12)Sr4Co2 octahedra, corners with two equivalent O(13)Sr4Co2 octahedra, corners with two equivalent O(7)Sr5Co octahedra, corners with two equivalent O(8)Sr5Co octahedra, corners with three equivalent O(11)Sr4Co2 octahedra, corners with three equivalent O(16)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(7)Sr5Co octahedra,  an edgeedge with one O(8)Sr5Co octahedra, edges with two equivalent O(5)Sr5Co octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra, and  a faceface with one O(9)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 1-56°. In the seventh O site, O(7) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Sr(7), and one Co(2) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(11)Sr4Co2 octahedra,  a cornercorner with one O(13)Sr4Co2 octahedra,  a cornercorner with one O(4)Sr5Co octahedra, corners with two equivalent O(10)Sr4Co2 octahedra, corners with two equivalent O(16)Sr4Co2 octahedra, corners with two equivalent O(5)Sr5Co octahedra, corners with two equivalent O(6)Sr5Co octahedra, corners with three equivalent O(14)Sr4Co2 octahedra, corners with three equivalent O(9)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra, edges with two equivalent O(8)Sr5Co octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra, and  a faceface with one O(15)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-57°. In the eighth O site, O(8) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Sr(8), and one Co(4) atom to form distorted OSr5Co octahedra that share  a cornercorner with one O(12)Sr4Co2 octahedra,  a cornercorner with one O(14)Sr4Co2 octahedra,  a cornercorner with one O(3)Sr5Co octahedra, corners with two equivalent O(15)Sr4Co2 octahedra, corners with two equivalent O(9)Sr4Co2 octahedra, corners with two equivalent O(5)Sr5Co octahedra, corners with two equivalent O(6)Sr5Co octahedra, corners with three equivalent O(10)Sr4Co2 octahedra, corners with three equivalent O(13)Sr4Co2 octahedra,  an edgeedge with one O(1)Sr5Co octahedra,  an edgeedge with one O(2)Sr5Co octahedra,  an edgeedge with one O(3)Sr5Co octahedra,  an edgeedge with one O(4)Sr5Co octahedra,  an edgeedge with one O(5)Sr5Co octahedra,  an edgeedge with one O(6)Sr5Co octahedra, edges with two equivalent O(7)Sr5Co octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra, and  a faceface with one O(16)Sr4Co2 octahedra. The corner-sharing octahedral tilt angles range from 8-56°. In the ninth O site, O(9) is bonded to one Sr(1), one Sr(4), one Sr(5), one Sr(7), one Co(1), and one Co(3) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(1)Sr5Co octahedra,  a cornercorner with one O(5)Sr5Co octahedra, corners with two equivalent O(10)Sr4Co2 octahedra, corners with two equivalent O(3)Sr5Co octahedra, corners with two equivalent O(8)Sr5Co octahedra, corners with three equivalent O(4)Sr5Co octahedra, corners with three equivalent O(7)Sr5Co octahedra,  an edgeedge with one O(11)Sr4Co2 octahedra,  an edgeedge with one O(12)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra,  a faceface with one O(1)Sr5Co octahedra,  a faceface with one O(2)Sr5Co octahedra,  a faceface with one O(5)Sr5Co octahedra, and  a faceface with one O(6)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 3-57°. In the tenth O site, O(10) is bonded to one Sr(2), one Sr(3), one Sr(6), one Sr(8), one Co(1), and one Co(3) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(2)Sr5Co octahedra,  a cornercorner with one O(6)Sr5Co octahedra, corners with two equivalent O(9)Sr4Co2 octahedra, corners with two equivalent O(4)Sr5Co octahedra, corners with two equivalent O(7)Sr5Co octahedra, corners with three equivalent O(3)Sr5Co octahedra, corners with three equivalent O(8)Sr5Co octahedra,  an edgeedge with one O(11)Sr4Co2 octahedra,  an edgeedge with one O(12)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra,  a faceface with one O(1)Sr5Co octahedra,  a faceface with one O(2)Sr5Co octahedra,  a faceface with one O(5)Sr5Co octahedra, and  a faceface with one O(6)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 3-57°. In the eleventh O site, O(11) is bonded to one Sr(1), one Sr(3), one Sr(6), one Sr(7), one Co(2), and one Co(4) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(3)Sr5Co octahedra,  a cornercorner with one O(7)Sr5Co octahedra, corners with two equivalent O(12)Sr4Co2 octahedra, corners with two equivalent O(2)Sr5Co octahedra, corners with two equivalent O(5)Sr5Co octahedra, corners with three equivalent O(1)Sr5Co octahedra, corners with three equivalent O(6)Sr5Co octahedra,  an edgeedge with one O(10)Sr4Co2 octahedra,  an edgeedge with one O(9)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra,  a faceface with one O(3)Sr5Co octahedra,  a faceface with one O(4)Sr5Co octahedra,  a faceface with one O(7)Sr5Co octahedra, and  a faceface with one O(8)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 1-58°. In the twelfth O site, O(12) is bonded to one Sr(2), one Sr(4), one Sr(5), one Sr(8), one Co(2), and one Co(4) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(4)Sr5Co octahedra,  a cornercorner with one O(8)Sr5Co octahedra, corners with two equivalent O(11)Sr4Co2 octahedra, corners with two equivalent O(1)Sr5Co octahedra, corners with two equivalent O(6)Sr5Co octahedra, corners with three equivalent O(2)Sr5Co octahedra, corners with three equivalent O(5)Sr5Co octahedra,  an edgeedge with one O(10)Sr4Co2 octahedra,  an edgeedge with one O(9)Sr4Co2 octahedra,  a faceface with one O(13)Sr4Co2 octahedra,  a faceface with one O(14)Sr4Co2 octahedra,  a faceface with one O(15)Sr4Co2 octahedra,  a faceface with one O(16)Sr4Co2 octahedra,  a faceface with one O(3)Sr5Co octahedra,  a faceface with one O(4)Sr5Co octahedra,  a faceface with one O(7)Sr5Co octahedra, and  a faceface with one O(8)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 1-58°. In the thirteenth O site, O(13) is bonded to one Sr(1), one Sr(2), one Sr(7), one Sr(8), one Co(1), and one Co(2) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(15)Sr4Co2 octahedra,  a cornercorner with one O(16)Sr4Co2 octahedra,  a cornercorner with one O(2)Sr5Co octahedra,  a cornercorner with one O(7)Sr5Co octahedra, corners with two equivalent O(3)Sr5Co octahedra, corners with two equivalent O(6)Sr5Co octahedra, corners with three equivalent O(1)Sr5Co octahedra, corners with three equivalent O(8)Sr5Co octahedra, edges with two equivalent O(14)Sr4Co2 octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(9)Sr4Co2 octahedra,  a faceface with one O(2)Sr5Co octahedra,  a faceface with one O(4)Sr5Co octahedra,  a faceface with one O(5)Sr5Co octahedra, and  a faceface with one O(7)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 0-54°. In the fourteenth O site, O(14) is bonded to one Sr(1), one Sr(2), one Sr(7), one Sr(8), one Co(3), and one Co(4) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(15)Sr4Co2 octahedra,  a cornercorner with one O(16)Sr4Co2 octahedra,  a cornercorner with one O(1)Sr5Co octahedra,  a cornercorner with one O(8)Sr5Co octahedra, corners with two equivalent O(4)Sr5Co octahedra, corners with two equivalent O(5)Sr5Co octahedra, corners with three equivalent O(2)Sr5Co octahedra, corners with three equivalent O(7)Sr5Co octahedra, edges with two equivalent O(13)Sr4Co2 octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(9)Sr4Co2 octahedra,  a faceface with one O(1)Sr5Co octahedra,  a faceface with one O(3)Sr5Co octahedra,  a faceface with one O(6)Sr5Co octahedra, and  a faceface with one O(8)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 0-58°. In the fifteenth O site, O(15) is bonded to one Sr(3), one Sr(4), one Sr(5), one Sr(6), one Co(2), and one Co(3) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(13)Sr4Co2 octahedra,  a cornercorner with one O(14)Sr4Co2 octahedra,  a cornercorner with one O(4)Sr5Co octahedra,  a cornercorner with one O(6)Sr5Co octahedra, corners with two equivalent O(2)Sr5Co octahedra, corners with two equivalent O(8)Sr5Co octahedra, corners with three equivalent O(3)Sr5Co octahedra, corners with three equivalent O(5)Sr5Co octahedra, edges with two equivalent O(16)Sr4Co2 octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(9)Sr4Co2 octahedra,  a faceface with one O(1)Sr5Co octahedra,  a faceface with one O(4)Sr5Co octahedra,  a faceface with one O(6)Sr5Co octahedra, and  a faceface with one O(7)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 0-56°. In the sixteenth O site, O(16) is bonded to one Sr(3), one Sr(4), one Sr(5), one Sr(6), one Co(1), and one Co(4) atom to form distorted OSr4Co2 octahedra that share  a cornercorner with one O(13)Sr4Co2 octahedra,  a cornercorner with one O(14)Sr4Co2 octahedra,  a cornercorner with one O(3)Sr5Co octahedra,  a cornercorner with one O(5)Sr5Co octahedra, corners with two equivalent O(1)Sr5Co octahedra, corners with two equivalent O(7)Sr5Co octahedra, corners with three equivalent O(4)Sr5Co octahedra, corners with three equivalent O(6)Sr5Co octahedra, edges with two equivalent O(15)Sr4Co2 octahedra,  a faceface with one O(10)Sr4Co2 octahedra,  a faceface with one O(11)Sr4Co2 octahedra,  a faceface with one O(12)Sr4Co2 octahedra,  a faceface with one O(9)Sr4Co2 octahedra,  a faceface with one O(2)Sr5Co octahedra,  a faceface with one O(3)Sr5Co octahedra,  a faceface with one O(5)Sr5Co octahedra, and  a faceface with one O(8)Sr5Co octahedra. The corner-sharing octahedral tilt angles range from 0-55°.