Li2TiCo2O5 is Caswellsilverite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(10), one O(3), one O(6), one O(7), one O(8), and one O(9) atom to form LiO6 octahedra that share corners with two equivalent Li(4)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-11°. In the second Li site, Li(2) is bonded to one O(10), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form LiO6 octahedra that share corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-5°. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(3), one O(5), one O(6), and one O(8) atom to form LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-6°. In the fourth Li site, Li(4) is bonded to one O(1), one O(2), one O(4), one O(5), one O(7), and one O(9) atom to form LiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-11°. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(10), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form TiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the second Ti site, Ti(2) is bonded to one O(1), one O(10), one O(3), one O(5), one O(6), and one O(8) atom to form TiO6 octahedra that share corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-3°. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(2), one O(4), one O(5), one O(7), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Li(4)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-11°. In the second Co site, Co(2) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-10°. In the third Co site, Co(3) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. In the fourth Co site, Co(4) is bonded to one O(10), one O(3), one O(6), one O(7), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, and edges with two equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-11°. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Li(4), one Ti(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(5)Li2TiCo3 octahedra, corners with two equivalent O(10)Li3Ti2Co octahedra, corners with two equivalent O(7)Li3TiCo2 octahedra,  an edgeedge with one O(3)Li3Ti2Co octahedra,  an edgeedge with one O(9)Li3TiCo2 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, and edges with two equivalent O(8)Li2TiCo3 octahedra. The corner-sharing octahedral tilt angles range from 2-8°. In the second O site, O(2) is bonded to one Li(2), one Li(4), one Ti(1), one Co(1), one Co(2), and one Co(3) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(4)Li2TiCo3 octahedra, corners with two equivalent O(8)Li2TiCo3 octahedra, corners with two equivalent O(3)Li3Ti2Co octahedra,  an edgeedge with one O(6)Li2TiCo3 octahedra,  an edgeedge with one O(10)Li3Ti2Co octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(7)Li3TiCo2 octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), one Ti(1), one Ti(2), and one Co(4) atom to form OLi3Ti2Co octahedra that share corners with two equivalent O(2)Li2TiCo3 octahedra, corners with two equivalent O(5)Li2TiCo3 octahedra, corners with two equivalent O(10)Li3Ti2Co octahedra,  an edgeedge with one O(1)Li2TiCo3 octahedra,  an edgeedge with one O(4)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, edges with two equivalent O(8)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, edges with two equivalent O(7)Li3TiCo2 octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the fourth O site, O(4) is bonded to one Li(2), one Li(4), one Ti(1), one Co(1), one Co(2), and one Co(3) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(2)Li2TiCo3 octahedra, corners with two equivalent O(6)Li2TiCo3 octahedra, corners with two equivalent O(10)Li3Ti2Co octahedra,  an edgeedge with one O(8)Li2TiCo3 octahedra,  an edgeedge with one O(3)Li3Ti2Co octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(7)Li3TiCo2 octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-6°. In the fifth O site, O(5) is bonded to one Li(3), one Li(4), one Ti(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(1)Li2TiCo3 octahedra, corners with two equivalent O(3)Li3Ti2Co octahedra, corners with two equivalent O(9)Li3TiCo2 octahedra,  an edgeedge with one O(10)Li3Ti2Co octahedra,  an edgeedge with one O(7)Li3TiCo2 octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, and edges with two equivalent O(8)Li2TiCo3 octahedra. The corner-sharing octahedral tilt angles range from 1-8°. In the sixth O site, O(6) is bonded to one Li(1), one Li(3), one Ti(2), one Co(2), one Co(3), and one Co(4) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(4)Li2TiCo3 octahedra, corners with two equivalent O(8)Li2TiCo3 octahedra, corners with two equivalent O(9)Li3TiCo2 octahedra,  an edgeedge with one O(2)Li2TiCo3 octahedra,  an edgeedge with one O(7)Li3TiCo2 octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(8)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, and edges with two equivalent O(3)Li3Ti2Co octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the seventh O site, O(7) is bonded to one Li(1), one Li(2), one Li(4), one Ti(1), one Co(1), and one Co(4) atom to form OLi3TiCo2 octahedra that share corners with two equivalent O(1)Li2TiCo3 octahedra, corners with two equivalent O(8)Li2TiCo3 octahedra, corners with two equivalent O(9)Li3TiCo2 octahedra,  an edgeedge with one O(5)Li2TiCo3 octahedra,  an edgeedge with one O(6)Li2TiCo3 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, edges with two equivalent O(3)Li3Ti2Co octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the eighth O site, O(8) is bonded to one Li(1), one Li(3), one Ti(2), one Co(2), one Co(3), and one Co(4) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(2)Li2TiCo3 octahedra, corners with two equivalent O(6)Li2TiCo3 octahedra, corners with two equivalent O(7)Li3TiCo2 octahedra,  an edgeedge with one O(4)Li2TiCo3 octahedra,  an edgeedge with one O(9)Li3TiCo2 octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, and edges with two equivalent O(3)Li3Ti2Co octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the ninth O site, O(9) is bonded to one Li(1), one Li(2), one Li(4), one Ti(1), one Co(1), and one Co(4) atom to form OLi3TiCo2 octahedra that share corners with two equivalent O(5)Li2TiCo3 octahedra, corners with two equivalent O(6)Li2TiCo3 octahedra, corners with two equivalent O(7)Li3TiCo2 octahedra,  an edgeedge with one O(1)Li2TiCo3 octahedra,  an edgeedge with one O(8)Li2TiCo3 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, edges with two equivalent O(3)Li3Ti2Co octahedra, and edges with two equivalent O(7)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the tenth O site, O(10) is bonded to one Li(1), one Li(2), one Li(3), one Ti(1), one Ti(2), and one Co(4) atom to form OLi3Ti2Co octahedra that share corners with two equivalent O(1)Li2TiCo3 octahedra, corners with two equivalent O(4)Li2TiCo3 octahedra, corners with two equivalent O(3)Li3Ti2Co octahedra,  an edgeedge with one O(2)Li2TiCo3 octahedra,  an edgeedge with one O(5)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, edges with two equivalent O(8)Li2TiCo3 octahedra, edges with two equivalent O(3)Li3Ti2Co octahedra, edges with two equivalent O(7)Li3TiCo2 octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-3°.
Li2TiCo2O5 is Caswellsilverite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(10), one O(3), one O(6), one O(7), one O(8), and one O(9) atom to form LiO6 octahedra that share corners with two equivalent Li(4)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-11°. The Li(1)-O(10) bond length is 2.16 Å. The Li(1)-O(3) bond length is 2.15 Å. The Li(1)-O(6) bond length is 2.11 Å. The Li(1)-O(7) bond length is 2.07 Å. The Li(1)-O(8) bond length is 2.13 Å. The Li(1)-O(9) bond length is 2.05 Å. In the second Li site, Li(2) is bonded to one O(10), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form LiO6 octahedra that share corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-5°. The Li(2)-O(10) bond length is 2.06 Å. The Li(2)-O(2) bond length is 2.05 Å. The Li(2)-O(3) bond length is 2.07 Å. The Li(2)-O(4) bond length is 2.03 Å. The Li(2)-O(7) bond length is 2.38 Å. The Li(2)-O(9) bond length is 2.38 Å. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(3), one O(5), one O(6), and one O(8) atom to form LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-6°. The Li(3)-O(1) bond length is 2.05 Å. The Li(3)-O(10) bond length is 2.08 Å. The Li(3)-O(3) bond length is 2.06 Å. The Li(3)-O(5) bond length is 2.04 Å. The Li(3)-O(6) bond length is 2.35 Å. The Li(3)-O(8) bond length is 2.36 Å. In the fourth Li site, Li(4) is bonded to one O(1), one O(2), one O(4), one O(5), one O(7), and one O(9) atom to form LiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-11°. The Li(4)-O(1) bond length is 2.12 Å. The Li(4)-O(2) bond length is 2.20 Å. The Li(4)-O(4) bond length is 2.19 Å. The Li(4)-O(5) bond length is 2.11 Å. The Li(4)-O(7) bond length is 2.06 Å. The Li(4)-O(9) bond length is 2.06 Å. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(10), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form TiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. The Ti(1)-O(10) bond length is 2.08 Å. The Ti(1)-O(2) bond length is 2.04 Å. The Ti(1)-O(3) bond length is 2.03 Å. The Ti(1)-O(4) bond length is 1.97 Å. The Ti(1)-O(7) bond length is 1.97 Å. The Ti(1)-O(9) bond length is 1.98 Å. In the second Ti site, Ti(2) is bonded to one O(1), one O(10), one O(3), one O(5), one O(6), and one O(8) atom to form TiO6 octahedra that share corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-3°. The Ti(2)-O(1) bond length is 1.99 Å. The Ti(2)-O(10) bond length is 2.02 Å. The Ti(2)-O(3) bond length is 2.07 Å. The Ti(2)-O(5) bond length is 1.99 Å. The Ti(2)-O(6) bond length is 1.98 Å. The Ti(2)-O(8) bond length is 2.03 Å. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(2), one O(4), one O(5), one O(7), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Li(4)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-11°. The Co(1)-O(1) bond length is 2.16 Å. The Co(1)-O(2) bond length is 2.16 Å. The Co(1)-O(4) bond length is 2.17 Å. The Co(1)-O(5) bond length is 2.17 Å. The Co(1)-O(7) bond length is 2.07 Å. The Co(1)-O(9) bond length is 2.07 Å. In the second Co site, Co(2) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-10°. The Co(2)-O(1) bond length is 2.21 Å. The Co(2)-O(2) bond length is 2.10 Å. The Co(2)-O(4) bond length is 2.09 Å. The Co(2)-O(5) bond length is 2.22 Å. The Co(2)-O(6) bond length is 2.10 Å. The Co(2)-O(8) bond length is 2.10 Å. In the third Co site, Co(3) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. The Co(3)-O(1) bond length is 2.16 Å. The Co(3)-O(2) bond length is 2.06 Å. The Co(3)-O(4) bond length is 2.13 Å. The Co(3)-O(5) bond length is 2.15 Å. The Co(3)-O(6) bond length is 2.12 Å. The Co(3)-O(8) bond length is 2.07 Å. In the fourth Co site, Co(4) is bonded to one O(10), one O(3), one O(6), one O(7), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, and edges with two equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-11°. The Co(4)-O(10) bond length is 2.20 Å. The Co(4)-O(3) bond length is 2.20 Å. The Co(4)-O(6) bond length is 2.08 Å. The Co(4)-O(7) bond length is 2.05 Å. The Co(4)-O(8) bond length is 2.09 Å. The Co(4)-O(9) bond length is 2.05 Å. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Li(4), one Ti(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(5)Li2TiCo3 octahedra, corners with two equivalent O(10)Li3Ti2Co octahedra, corners with two equivalent O(7)Li3TiCo2 octahedra,  an edgeedge with one O(3)Li3Ti2Co octahedra,  an edgeedge with one O(9)Li3TiCo2 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, and edges with two equivalent O(8)Li2TiCo3 octahedra. The corner-sharing octahedral tilt angles range from 2-8°. In the second O site, O(2) is bonded to one Li(2), one Li(4), one Ti(1), one Co(1), one Co(2), and one Co(3) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(4)Li2TiCo3 octahedra, corners with two equivalent O(8)Li2TiCo3 octahedra, corners with two equivalent O(3)Li3Ti2Co octahedra,  an edgeedge with one O(6)Li2TiCo3 octahedra,  an edgeedge with one O(10)Li3Ti2Co octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(7)Li3TiCo2 octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), one Ti(1), one Ti(2), and one Co(4) atom to form OLi3Ti2Co octahedra that share corners with two equivalent O(2)Li2TiCo3 octahedra, corners with two equivalent O(5)Li2TiCo3 octahedra, corners with two equivalent O(10)Li3Ti2Co octahedra,  an edgeedge with one O(1)Li2TiCo3 octahedra,  an edgeedge with one O(4)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, edges with two equivalent O(8)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, edges with two equivalent O(7)Li3TiCo2 octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the fourth O site, O(4) is bonded to one Li(2), one Li(4), one Ti(1), one Co(1), one Co(2), and one Co(3) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(2)Li2TiCo3 octahedra, corners with two equivalent O(6)Li2TiCo3 octahedra, corners with two equivalent O(10)Li3Ti2Co octahedra,  an edgeedge with one O(8)Li2TiCo3 octahedra,  an edgeedge with one O(3)Li3Ti2Co octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(7)Li3TiCo2 octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-6°. In the fifth O site, O(5) is bonded to one Li(3), one Li(4), one Ti(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(1)Li2TiCo3 octahedra, corners with two equivalent O(3)Li3Ti2Co octahedra, corners with two equivalent O(9)Li3TiCo2 octahedra,  an edgeedge with one O(10)Li3Ti2Co octahedra,  an edgeedge with one O(7)Li3TiCo2 octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, and edges with two equivalent O(8)Li2TiCo3 octahedra. The corner-sharing octahedral tilt angles range from 1-8°. In the sixth O site, O(6) is bonded to one Li(1), one Li(3), one Ti(2), one Co(2), one Co(3), and one Co(4) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(4)Li2TiCo3 octahedra, corners with two equivalent O(8)Li2TiCo3 octahedra, corners with two equivalent O(9)Li3TiCo2 octahedra,  an edgeedge with one O(2)Li2TiCo3 octahedra,  an edgeedge with one O(7)Li3TiCo2 octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(8)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, and edges with two equivalent O(3)Li3Ti2Co octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the seventh O site, O(7) is bonded to one Li(1), one Li(2), one Li(4), one Ti(1), one Co(1), and one Co(4) atom to form OLi3TiCo2 octahedra that share corners with two equivalent O(1)Li2TiCo3 octahedra, corners with two equivalent O(8)Li2TiCo3 octahedra, corners with two equivalent O(9)Li3TiCo2 octahedra,  an edgeedge with one O(5)Li2TiCo3 octahedra,  an edgeedge with one O(6)Li2TiCo3 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, edges with two equivalent O(3)Li3Ti2Co octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the eighth O site, O(8) is bonded to one Li(1), one Li(3), one Ti(2), one Co(2), one Co(3), and one Co(4) atom to form OLi2TiCo3 octahedra that share corners with two equivalent O(2)Li2TiCo3 octahedra, corners with two equivalent O(6)Li2TiCo3 octahedra, corners with two equivalent O(7)Li3TiCo2 octahedra,  an edgeedge with one O(4)Li2TiCo3 octahedra,  an edgeedge with one O(9)Li3TiCo2 octahedra, edges with two equivalent O(1)Li2TiCo3 octahedra, edges with two equivalent O(5)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, and edges with two equivalent O(3)Li3Ti2Co octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the ninth O site, O(9) is bonded to one Li(1), one Li(2), one Li(4), one Ti(1), one Co(1), and one Co(4) atom to form OLi3TiCo2 octahedra that share corners with two equivalent O(5)Li2TiCo3 octahedra, corners with two equivalent O(6)Li2TiCo3 octahedra, corners with two equivalent O(7)Li3TiCo2 octahedra,  an edgeedge with one O(1)Li2TiCo3 octahedra,  an edgeedge with one O(8)Li2TiCo3 octahedra, edges with two equivalent O(2)Li2TiCo3 octahedra, edges with two equivalent O(4)Li2TiCo3 octahedra, edges with two equivalent O(10)Li3Ti2Co octahedra, edges with two equivalent O(3)Li3Ti2Co octahedra, and edges with two equivalent O(7)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the tenth O site, O(10) is bonded to one Li(1), one Li(2), one Li(3), one Ti(1), one Ti(2), and one Co(4) atom to form OLi3Ti2Co octahedra that share corners with two equivalent O(1)Li2TiCo3 octahedra, corners with two equivalent O(4)Li2TiCo3 octahedra, corners with two equivalent O(3)Li3Ti2Co octahedra,  an edgeedge with one O(2)Li2TiCo3 octahedra,  an edgeedge with one O(5)Li2TiCo3 octahedra, edges with two equivalent O(6)Li2TiCo3 octahedra, edges with two equivalent O(8)Li2TiCo3 octahedra, edges with two equivalent O(3)Li3Ti2Co octahedra, edges with two equivalent O(7)Li3TiCo2 octahedra, and edges with two equivalent O(9)Li3TiCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-3°.