Li10Fe3Co3(NiO8)2 crystallizes in the triclinic P1 space group. There are ten inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(15), one O(2), and one O(4) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with three equivalent Li(8)O6 octahedra, corners with three equivalent Ni(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and  an edgeedge with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-64°. In the second Li site, Li(2) is bonded to one O(1), one O(12), one O(16), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, corners with three equivalent Li(9)O6 octahedra, corners with three equivalent Ni(1)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra, and  an edgeedge with one Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-61°. In the third Li site, Li(3) is bonded in a 6-coordinate geometry to one O(1), one O(12), one O(14), one O(3), one O(7), and one O(9) atom. In the fourth Li site, Li(4) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(13), one O(2), one O(4), and one O(8) atom. In the fifth Li site, Li(5) is bonded in a 3-coordinate geometry to one O(1), one O(12), one O(16), one O(5), one O(7), and one O(9) atom. In the sixth Li site, Li(6) is bonded in a 6-coordinate geometry to one O(1), one O(14), one O(16), one O(3), one O(5), and one O(7) atom. In the seventh Li site, Li(7) is bonded in a 3-coordinate geometry to one O(13), one O(15), one O(2), one O(4), one O(6), and one O(8) atom. In the eighth Li site, Li(8) is bonded to one O(11), one O(14), one O(15), one O(4), one O(5), and one O(9) atom to form LiO6 octahedra that share corners with three equivalent Ni(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and  a faceface with one Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-9°. In the ninth Li site, Li(9) is bonded to one O(10), one O(12), one O(13), one O(16), one O(3), and one O(6) atom to form distorted LiO6 octahedra that share corners with three equivalent Ni(2)O6 octahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and  a faceface with one Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-11°. In the tenth Li site, Li(10) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(15), one O(2), one O(6), and one O(8) atom. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(14), one O(15), one O(4), one O(5), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  an edgeedge with one Ni(1)O6 octahedra, edges with two equivalent Li(8)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and  an edgeedge with one Li(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-51°. In the second Fe site, Fe(2) is bonded to one O(1), one O(11), one O(14), one O(15), one O(8), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  an edgeedge with one Ni(1)O6 octahedra, edges with two equivalent Li(8)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and  an edgeedge with one Li(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-53°. In the third Fe site, Fe(3) is bonded to one O(10), one O(12), one O(13), one O(16), one O(2), and one O(7) atom to form FeO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(9)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 50°. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(11), one O(4), one O(5), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  an edgeedge with one Ni(1)O6 octahedra, edges with two equivalent Li(8)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and  an edgeedge with one Li(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-49°. In the second Co site, Co(2) is bonded to one O(10), one O(12), one O(2), one O(3), one O(6), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(9)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 51°. In the third Co site, Co(3) is bonded to one O(13), one O(16), one O(2), one O(3), one O(6), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(9)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 51°. There are two inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(12), one O(14), one O(16), one O(3), one O(5), and one O(9) atom to form distorted NiO6 octahedra that share corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with three equivalent Li(8)O6 octahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra, and  a faceface with one Li(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-51°. In the second Ni site, Ni(2) is bonded to one O(10), one O(11), one O(13), one O(15), one O(4), and one O(6) atom to form distorted NiO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with three equivalent Li(9)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, and  a faceface with one Li(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-53°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 7-coordinate geometry to one Li(2), one Li(3), one Li(5), one Li(6), one Fe(1), one Fe(2), and one Co(1) atom. In the second O site, O(2) is bonded in a 7-coordinate geometry to one Li(1), one Li(10), one Li(4), one Li(7), one Fe(3), one Co(2), and one Co(3) atom. In the third O site, O(3) is bonded in a 7-coordinate geometry to one Li(2), one Li(3), one Li(6), one Li(9), one Co(2), one Co(3), and one Ni(1) atom. In the fourth O site, O(4) is bonded in a 7-coordinate geometry to one Li(1), one Li(4), one Li(7), one Li(8), one Fe(1), one Co(1), and one Ni(2) atom. In the fifth O site, O(5) is bonded to one Li(5), one Li(6), one Li(8), one Fe(1), one Co(1), and one Ni(1) atom to form OLi3FeCoNi octahedra that share edges with two equivalent O(14)Li3Fe2Ni octahedra, edges with two equivalent O(9)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the sixth O site, O(6) is bonded to one Li(10), one Li(7), one Li(9), one Co(2), one Co(3), and one Ni(2) atom to form OLi3Co2Ni octahedra that share edges with two equivalent O(10)Li3FeCoNi octahedra, edges with two equivalent O(13)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the seventh O site, O(7) is bonded to one Li(3), one Li(5), one Li(6), one Fe(3), one Co(2), and one Co(3) atom to form distorted OLi3FeCo2 pentagonal pyramids that share  an edgeedge with one O(6)Li3Co2Ni octahedra,  an edgeedge with one O(14)Li3Fe2Ni octahedra,  an edgeedge with one O(10)Li3FeCoNi octahedra,  an edgeedge with one O(13)Li3FeCoNi octahedra,  an edgeedge with one O(5)Li3FeCoNi octahedra, and  an edgeedge with one O(9)Li3FeCoNi octahedra. In the eighth O site, O(8) is bonded to one Li(10), one Li(4), one Li(7), one Fe(1), one Fe(2), and one Co(1) atom to form distorted OLi3Fe2Co pentagonal pyramids that share  an edgeedge with one O(6)Li3Co2Ni octahedra,  an edgeedge with one O(14)Li3Fe2Ni octahedra,  an edgeedge with one O(10)Li3FeCoNi octahedra,  an edgeedge with one O(13)Li3FeCoNi octahedra,  an edgeedge with one O(5)Li3FeCoNi octahedra, and  an edgeedge with one O(9)Li3FeCoNi octahedra. In the ninth O site, O(9) is bonded to one Li(3), one Li(5), one Li(8), one Fe(2), one Co(1), and one Ni(1) atom to form OLi3FeCoNi octahedra that share edges with two equivalent O(14)Li3Fe2Ni octahedra, edges with two equivalent O(5)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the tenth O site, O(10) is bonded to one Li(10), one Li(4), one Li(9), one Fe(3), one Co(2), and one Ni(2) atom to form OLi3FeCoNi octahedra that share edges with two equivalent O(6)Li3Co2Ni octahedra, edges with two equivalent O(13)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the eleventh O site, O(11) is bonded in a 7-coordinate geometry to one Li(1), one Li(10), one Li(4), one Li(8), one Fe(2), one Co(1), and one Ni(2) atom. In the twelfth O site, O(12) is bonded in a 7-coordinate geometry to one Li(2), one Li(3), one Li(5), one Li(9), one Fe(3), one Co(2), and one Ni(1) atom. In the thirteenth O site, O(13) is bonded to one Li(4), one Li(7), one Li(9), one Fe(3), one Co(3), and one Ni(2) atom to form OLi3FeCoNi octahedra that share edges with two equivalent O(6)Li3Co2Ni octahedra, edges with two equivalent O(10)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the fourteenth O site, O(14) is bonded to one Li(3), one Li(6), one Li(8), one Fe(1), one Fe(2), and one Ni(1) atom to form OLi3Fe2Ni octahedra that share edges with two equivalent O(5)Li3FeCoNi octahedra, edges with two equivalent O(9)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the fifteenth O site, O(15) is bonded in a 7-coordinate geometry to one Li(1), one Li(10), one Li(7), one Li(8), one Fe(1), one Fe(2), and one Ni(2) atom. In the sixteenth O site, O(16) is bonded in a 7-coordinate geometry to one Li(2), one Li(5), one Li(6), one Li(9), one Fe(3), one Co(3), and one Ni(1) atom.
Li10Fe3Co3(NiO8)2 crystallizes in the triclinic P1 space group. There are ten inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(15), one O(2), and one O(4) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with three equivalent Li(8)O6 octahedra, corners with three equivalent Ni(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and  an edgeedge with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-64°. The Li(1)-O(11) bond length is 1.83 Å. The Li(1)-O(15) bond length is 1.82 Å. The Li(1)-O(2) bond length is 1.88 Å. The Li(1)-O(4) bond length is 1.82 Å. In the second Li site, Li(2) is bonded to one O(1), one O(12), one O(16), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, corners with three equivalent Li(9)O6 octahedra, corners with three equivalent Ni(1)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra, and  an edgeedge with one Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-61°. The Li(2)-O(1) bond length is 1.89 Å. The Li(2)-O(12) bond length is 1.81 Å. The Li(2)-O(16) bond length is 1.81 Å. The Li(2)-O(3) bond length is 1.81 Å. In the third Li site, Li(3) is bonded in a 6-coordinate geometry to one O(1), one O(12), one O(14), one O(3), one O(7), and one O(9) atom. The Li(3)-O(1) bond length is 2.18 Å. The Li(3)-O(12) bond length is 2.39 Å. The Li(3)-O(14) bond length is 1.96 Å. The Li(3)-O(3) bond length is 2.35 Å. The Li(3)-O(7) bond length is 2.09 Å. The Li(3)-O(9) bond length is 1.96 Å. In the fourth Li site, Li(4) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(13), one O(2), one O(4), and one O(8) atom. The Li(4)-O(10) bond length is 1.94 Å. The Li(4)-O(11) bond length is 2.27 Å. The Li(4)-O(13) bond length is 1.94 Å. The Li(4)-O(2) bond length is 2.20 Å. The Li(4)-O(4) bond length is 2.41 Å. The Li(4)-O(8) bond length is 2.07 Å. In the fifth Li site, Li(5) is bonded in a 3-coordinate geometry to one O(1), one O(12), one O(16), one O(5), one O(7), and one O(9) atom. The Li(5)-O(1) bond length is 2.50 Å. The Li(5)-O(12) bond length is 2.36 Å. The Li(5)-O(16) bond length is 2.43 Å. The Li(5)-O(5) bond length is 1.95 Å. The Li(5)-O(7) bond length is 2.05 Å. The Li(5)-O(9) bond length is 1.98 Å. In the sixth Li site, Li(6) is bonded in a 6-coordinate geometry to one O(1), one O(14), one O(16), one O(3), one O(5), and one O(7) atom. The Li(6)-O(1) bond length is 2.20 Å. The Li(6)-O(14) bond length is 1.93 Å. The Li(6)-O(16) bond length is 2.36 Å. The Li(6)-O(3) bond length is 2.35 Å. The Li(6)-O(5) bond length is 1.97 Å. The Li(6)-O(7) bond length is 2.09 Å. In the seventh Li site, Li(7) is bonded in a 3-coordinate geometry to one O(13), one O(15), one O(2), one O(4), one O(6), and one O(8) atom. The Li(7)-O(13) bond length is 1.93 Å. The Li(7)-O(15) bond length is 2.27 Å. The Li(7)-O(2) bond length is 2.45 Å. The Li(7)-O(4) bond length is 2.49 Å. The Li(7)-O(6) bond length is 2.01 Å. The Li(7)-O(8) bond length is 2.04 Å. In the eighth Li site, Li(8) is bonded to one O(11), one O(14), one O(15), one O(4), one O(5), and one O(9) atom to form LiO6 octahedra that share corners with three equivalent Ni(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and  a faceface with one Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-9°. The Li(8)-O(11) bond length is 2.09 Å. The Li(8)-O(14) bond length is 2.07 Å. The Li(8)-O(15) bond length is 2.17 Å. The Li(8)-O(4) bond length is 2.08 Å. The Li(8)-O(5) bond length is 2.09 Å. The Li(8)-O(9) bond length is 2.14 Å. In the ninth Li site, Li(9) is bonded to one O(10), one O(12), one O(13), one O(16), one O(3), and one O(6) atom to form distorted LiO6 octahedra that share corners with three equivalent Ni(2)O6 octahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and  a faceface with one Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-11°. The Li(9)-O(10) bond length is 2.09 Å. The Li(9)-O(12) bond length is 2.13 Å. The Li(9)-O(13) bond length is 2.07 Å. The Li(9)-O(16) bond length is 2.10 Å. The Li(9)-O(3) bond length is 2.06 Å. The Li(9)-O(6) bond length is 2.12 Å. In the tenth Li site, Li(10) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(15), one O(2), one O(6), and one O(8) atom. The Li(10)-O(10) bond length is 1.98 Å. The Li(10)-O(11) bond length is 2.41 Å. The Li(10)-O(15) bond length is 2.44 Å. The Li(10)-O(2) bond length is 2.25 Å. The Li(10)-O(6) bond length is 1.97 Å. The Li(10)-O(8) bond length is 2.08 Å. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(14), one O(15), one O(4), one O(5), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  an edgeedge with one Ni(1)O6 octahedra, edges with two equivalent Li(8)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and  an edgeedge with one Li(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-51°. The Fe(1)-O(1) bond length is 2.07 Å. The Fe(1)-O(14) bond length is 2.01 Å. The Fe(1)-O(15) bond length is 2.05 Å. The Fe(1)-O(4) bond length is 2.07 Å. The Fe(1)-O(5) bond length is 2.02 Å. The Fe(1)-O(8) bond length is 2.06 Å. In the second Fe site, Fe(2) is bonded to one O(1), one O(11), one O(14), one O(15), one O(8), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  an edgeedge with one Ni(1)O6 octahedra, edges with two equivalent Li(8)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and  an edgeedge with one Li(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-53°. The Fe(2)-O(1) bond length is 2.06 Å. The Fe(2)-O(11) bond length is 2.07 Å. The Fe(2)-O(14) bond length is 2.03 Å. The Fe(2)-O(15) bond length is 2.06 Å. The Fe(2)-O(8) bond length is 2.04 Å. The Fe(2)-O(9) bond length is 2.02 Å. In the third Fe site, Fe(3) is bonded to one O(10), one O(12), one O(13), one O(16), one O(2), and one O(7) atom to form FeO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(9)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 50°. The Fe(3)-O(10) bond length is 2.00 Å. The Fe(3)-O(12) bond length is 2.06 Å. The Fe(3)-O(13) bond length is 2.01 Å. The Fe(3)-O(16) bond length is 2.07 Å. The Fe(3)-O(2) bond length is 2.07 Å. The Fe(3)-O(7) bond length is 2.04 Å. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(11), one O(4), one O(5), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  an edgeedge with one Ni(1)O6 octahedra, edges with two equivalent Li(8)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and  an edgeedge with one Li(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-49°. The Co(1)-O(1) bond length is 1.98 Å. The Co(1)-O(11) bond length is 2.00 Å. The Co(1)-O(4) bond length is 1.98 Å. The Co(1)-O(5) bond length is 1.98 Å. The Co(1)-O(8) bond length is 2.00 Å. The Co(1)-O(9) bond length is 1.99 Å. In the second Co site, Co(2) is bonded to one O(10), one O(12), one O(2), one O(3), one O(6), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(9)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 51°. The Co(2)-O(10) bond length is 1.97 Å. The Co(2)-O(12) bond length is 2.00 Å. The Co(2)-O(2) bond length is 1.99 Å. The Co(2)-O(3) bond length is 2.00 Å. The Co(2)-O(6) bond length is 1.97 Å. The Co(2)-O(7) bond length is 1.98 Å. In the third Co site, Co(3) is bonded to one O(13), one O(16), one O(2), one O(3), one O(6), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(9)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 51°. The Co(3)-O(13) bond length is 1.96 Å. The Co(3)-O(16) bond length is 1.99 Å. The Co(3)-O(2) bond length is 1.98 Å. The Co(3)-O(3) bond length is 2.00 Å. The Co(3)-O(6) bond length is 1.98 Å. The Co(3)-O(7) bond length is 1.98 Å. There are two inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(12), one O(14), one O(16), one O(3), one O(5), and one O(9) atom to form distorted NiO6 octahedra that share corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with three equivalent Li(8)O6 octahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra, and  a faceface with one Li(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-51°. The Ni(1)-O(12) bond length is 2.11 Å. The Ni(1)-O(14) bond length is 2.12 Å. The Ni(1)-O(16) bond length is 2.09 Å. The Ni(1)-O(3) bond length is 2.22 Å. The Ni(1)-O(5) bond length is 2.11 Å. The Ni(1)-O(9) bond length is 2.11 Å. In the second Ni site, Ni(2) is bonded to one O(10), one O(11), one O(13), one O(15), one O(4), and one O(6) atom to form distorted NiO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with three equivalent Li(9)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, and  a faceface with one Li(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-53°. The Ni(2)-O(10) bond length is 2.11 Å. The Ni(2)-O(11) bond length is 2.20 Å. The Ni(2)-O(13) bond length is 2.09 Å. The Ni(2)-O(15) bond length is 2.12 Å. The Ni(2)-O(4) bond length is 2.11 Å. The Ni(2)-O(6) bond length is 2.10 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a 7-coordinate geometry to one Li(2), one Li(3), one Li(5), one Li(6), one Fe(1), one Fe(2), and one Co(1) atom. In the second O site, O(2) is bonded in a 7-coordinate geometry to one Li(1), one Li(10), one Li(4), one Li(7), one Fe(3), one Co(2), and one Co(3) atom. In the third O site, O(3) is bonded in a 7-coordinate geometry to one Li(2), one Li(3), one Li(6), one Li(9), one Co(2), one Co(3), and one Ni(1) atom. In the fourth O site, O(4) is bonded in a 7-coordinate geometry to one Li(1), one Li(4), one Li(7), one Li(8), one Fe(1), one Co(1), and one Ni(2) atom. In the fifth O site, O(5) is bonded to one Li(5), one Li(6), one Li(8), one Fe(1), one Co(1), and one Ni(1) atom to form OLi3FeCoNi octahedra that share edges with two equivalent O(14)Li3Fe2Ni octahedra, edges with two equivalent O(9)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the sixth O site, O(6) is bonded to one Li(10), one Li(7), one Li(9), one Co(2), one Co(3), and one Ni(2) atom to form OLi3Co2Ni octahedra that share edges with two equivalent O(10)Li3FeCoNi octahedra, edges with two equivalent O(13)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the seventh O site, O(7) is bonded to one Li(3), one Li(5), one Li(6), one Fe(3), one Co(2), and one Co(3) atom to form distorted OLi3FeCo2 pentagonal pyramids that share  an edgeedge with one O(6)Li3Co2Ni octahedra,  an edgeedge with one O(14)Li3Fe2Ni octahedra,  an edgeedge with one O(10)Li3FeCoNi octahedra,  an edgeedge with one O(13)Li3FeCoNi octahedra,  an edgeedge with one O(5)Li3FeCoNi octahedra, and  an edgeedge with one O(9)Li3FeCoNi octahedra. In the eighth O site, O(8) is bonded to one Li(10), one Li(4), one Li(7), one Fe(1), one Fe(2), and one Co(1) atom to form distorted OLi3Fe2Co pentagonal pyramids that share  an edgeedge with one O(6)Li3Co2Ni octahedra,  an edgeedge with one O(14)Li3Fe2Ni octahedra,  an edgeedge with one O(10)Li3FeCoNi octahedra,  an edgeedge with one O(13)Li3FeCoNi octahedra,  an edgeedge with one O(5)Li3FeCoNi octahedra, and  an edgeedge with one O(9)Li3FeCoNi octahedra. In the ninth O site, O(9) is bonded to one Li(3), one Li(5), one Li(8), one Fe(2), one Co(1), and one Ni(1) atom to form OLi3FeCoNi octahedra that share edges with two equivalent O(14)Li3Fe2Ni octahedra, edges with two equivalent O(5)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the tenth O site, O(10) is bonded to one Li(10), one Li(4), one Li(9), one Fe(3), one Co(2), and one Ni(2) atom to form OLi3FeCoNi octahedra that share edges with two equivalent O(6)Li3Co2Ni octahedra, edges with two equivalent O(13)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the eleventh O site, O(11) is bonded in a 7-coordinate geometry to one Li(1), one Li(10), one Li(4), one Li(8), one Fe(2), one Co(1), and one Ni(2) atom. In the twelfth O site, O(12) is bonded in a 7-coordinate geometry to one Li(2), one Li(3), one Li(5), one Li(9), one Fe(3), one Co(2), and one Ni(1) atom. In the thirteenth O site, O(13) is bonded to one Li(4), one Li(7), one Li(9), one Fe(3), one Co(3), and one Ni(2) atom to form OLi3FeCoNi octahedra that share edges with two equivalent O(6)Li3Co2Ni octahedra, edges with two equivalent O(10)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the fourteenth O site, O(14) is bonded to one Li(3), one Li(6), one Li(8), one Fe(1), one Fe(2), and one Ni(1) atom to form OLi3Fe2Ni octahedra that share edges with two equivalent O(5)Li3FeCoNi octahedra, edges with two equivalent O(9)Li3FeCoNi octahedra,  an edgeedge with one O(8)Li3Fe2Co pentagonal pyramid, and  an edgeedge with one O(7)Li3FeCo2 pentagonal pyramid. In the fifteenth O site, O(15) is bonded in a 7-coordinate geometry to one Li(1), one Li(10), one Li(7), one Li(8), one Fe(1), one Fe(2), and one Ni(2) atom. In the sixteenth O site, O(16) is bonded in a 7-coordinate geometry to one Li(2), one Li(5), one Li(6), one Li(9), one Fe(3), one Co(3), and one Ni(1) atom.