Li3Fe2Ni3O10 crystallizes in the triclinic P1 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(10), one O(2), one O(4), one O(5), one O(7), and one O(9) atom to form distorted LiO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-23°. In the second Li site, Li(2) is bonded to one O(10), one O(3), one O(5), one O(7), one O(8), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-16°. In the third Li site, Li(3) is bonded to one O(1), one O(2), one O(4), one O(6), one O(7), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, and edges with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-20°. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(9) atom to form FeO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 9-23°. In the second Fe site, Fe(2) is bonded to one O(10), one O(2), one O(5), one O(7), one O(8), and one O(9) atom to form FeO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-18°. There are three inequivalent Ni sites. In the first Ni site, Ni(1) 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 NiO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-13°. In the second Ni site, Ni(2) is bonded to one O(1), one O(10), one O(3), one O(4), one O(6), and one O(8) atom to form NiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-20°. In the third Ni site, Ni(3) is bonded to one O(1), one O(10), one O(3), one O(5), one O(7), and one O(8) atom to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-14°. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Fe(1), one Ni(1), one Ni(2), and one Ni(3) atom to form OLiFeNi3 square pyramids that share  a cornercorner with one O(10)Li2FeNi3 octahedra,  a cornercorner with one O(8)LiFeNi3 square pyramid, corners with two equivalent O(7)Li3FeNi square pyramids, corners with two equivalent O(3)LiFeNi3 square pyramids, corners with two equivalent O(2)Li2Fe2 trigonal pyramids,  an edgeedge with one O(10)Li2FeNi3 octahedra,  an edgeedge with one O(5)Li2FeNi2 square pyramid,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(3)LiFeNi3 square pyramid, and  an edgeedge with one O(8)LiFeNi3 square pyramid. The corner-sharing octahedral tilt angles are 4°. In the second O site, O(2) is bonded to one Li(1), one Li(3), one Fe(1), and one Fe(2) atom to form OLi2Fe2 trigonal pyramids that share  a cornercorner with one O(7)Li3FeNi square pyramid,  a cornercorner with one O(3)LiFeNi3 square pyramid,  a cornercorner with one O(8)LiFeNi3 square pyramid, corners with two equivalent O(5)Li2FeNi2 square pyramids, corners with two equivalent O(1)LiFeNi3 square pyramids,  an edgeedge with one O(10)Li2FeNi3 octahedra,  an edgeedge with one O(7)Li3FeNi square pyramid, and edges with two equivalent O(9)Li3Fe2 square pyramids. In the third O site, O(3) is bonded to one Li(2), one Fe(1), one Ni(1), one Ni(2), and one Ni(3) atom to form OLiFeNi3 square pyramids that share  a cornercorner with one O(5)Li2FeNi2 square pyramid, corners with two equivalent O(9)Li3Fe2 square pyramids, corners with two equivalent O(1)LiFeNi3 square pyramids, corners with two equivalent O(8)LiFeNi3 square pyramids,  a cornercorner with one O(2)Li2Fe2 trigonal pyramid, edges with two equivalent O(10)Li2FeNi3 octahedra,  an edgeedge with one O(5)Li2FeNi2 square pyramid,  an edgeedge with one O(7)Li3FeNi square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid, and  an edgeedge with one O(8)LiFeNi3 square pyramid. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(3), one Fe(1), and one Ni(2) atom. In the fifth O site, O(5) is bonded to one Li(1), one Li(2), one Fe(2), one Ni(1), and one Ni(3) atom to form OLi2FeNi2 square pyramids that share  a cornercorner with one O(10)Li2FeNi3 octahedra,  a cornercorner with one O(9)Li3Fe2 square pyramid,  a cornercorner with one O(3)LiFeNi3 square pyramid, corners with two equivalent O(7)Li3FeNi square pyramids, corners with two equivalent O(2)Li2Fe2 trigonal pyramids, edges with two equivalent O(10)Li2FeNi3 octahedra,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(7)Li3FeNi square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid,  an edgeedge with one O(3)LiFeNi3 square pyramid, and edges with two equivalent O(8)LiFeNi3 square pyramids. The corner-sharing octahedral tilt angles are 13°. In the sixth O site, O(6) is bonded in a see-saw-like geometry to one Li(3), one Fe(1), one Ni(1), and one Ni(2) atom. In the seventh O site, O(7) is bonded to one Li(1), one Li(2), one Li(3), one Fe(2), and one Ni(3) atom to form OLi3FeNi square pyramids that share  a cornercorner with one O(8)LiFeNi3 square pyramid, corners with two equivalent O(5)Li2FeNi2 square pyramids, corners with two equivalent O(9)Li3Fe2 square pyramids, corners with two equivalent O(1)LiFeNi3 square pyramids,  a cornercorner with one O(2)Li2Fe2 trigonal pyramid, edges with two equivalent O(10)Li2FeNi3 octahedra,  an edgeedge with one O(5)Li2FeNi2 square pyramid,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(3)LiFeNi3 square pyramid,  an edgeedge with one O(8)LiFeNi3 square pyramid, and  an edgeedge with one O(2)Li2Fe2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(2), one Fe(2), one Ni(1), one Ni(2), and one Ni(3) atom to form OLiFeNi3 square pyramids that share  a cornercorner with one O(10)Li2FeNi3 octahedra,  a cornercorner with one O(7)Li3FeNi square pyramid,  a cornercorner with one O(1)LiFeNi3 square pyramid, corners with two equivalent O(3)LiFeNi3 square pyramids,  a cornercorner with one O(2)Li2Fe2 trigonal pyramid, edges with two equivalent O(10)Li2FeNi3 octahedra,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(7)Li3FeNi square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid,  an edgeedge with one O(3)LiFeNi3 square pyramid, and edges with two equivalent O(5)Li2FeNi2 square pyramids. The corner-sharing octahedral tilt angles are 5°. In the ninth O site, O(9) is bonded to one Li(1), one Li(2), one Li(3), one Fe(1), and one Fe(2) atom to form OLi3Fe2 square pyramids that share  a cornercorner with one O(10)Li2FeNi3 octahedra,  a cornercorner with one O(5)Li2FeNi2 square pyramid, corners with two equivalent O(7)Li3FeNi square pyramids, corners with two equivalent O(3)LiFeNi3 square pyramids,  an edgeedge with one O(10)Li2FeNi3 octahedra,  an edgeedge with one O(5)Li2FeNi2 square pyramid,  an edgeedge with one O(7)Li3FeNi square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid,  an edgeedge with one O(8)LiFeNi3 square pyramid, and edges with two equivalent O(2)Li2Fe2 trigonal pyramids. The corner-sharing octahedral tilt angles are 9°. In the tenth O site, O(10) is bonded to one Li(1), one Li(2), one Fe(2), one Ni(1), one Ni(2), and one Ni(3) atom to form OLi2FeNi3 octahedra that share  a cornercorner with one O(5)Li2FeNi2 square pyramid,  a cornercorner with one O(9)Li3Fe2 square pyramid,  a cornercorner with one O(1)LiFeNi3 square pyramid,  a cornercorner with one O(8)LiFeNi3 square pyramid,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid, edges with two equivalent O(5)Li2FeNi2 square pyramids, edges with two equivalent O(7)Li3FeNi square pyramids, edges with two equivalent O(3)LiFeNi3 square pyramids, edges with two equivalent O(8)LiFeNi3 square pyramids, and  an edgeedge with one O(2)Li2Fe2 trigonal pyramid.
Li3Fe2Ni3O10 crystallizes in the triclinic P1 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(10), one O(2), one O(4), one O(5), one O(7), and one O(9) atom to form distorted LiO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-23°. The Li(1)-O(10) bond length is 2.31 Å. The Li(1)-O(2) bond length is 2.00 Å. The Li(1)-O(4) bond length is 2.08 Å. The Li(1)-O(5) bond length is 2.42 Å. The Li(1)-O(7) bond length is 2.06 Å. The Li(1)-O(9) bond length is 2.04 Å. In the second Li site, Li(2) is bonded to one O(10), one O(3), one O(5), one O(7), one O(8), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-16°. The Li(2)-O(10) bond length is 2.13 Å. The Li(2)-O(3) bond length is 2.28 Å. The Li(2)-O(5) bond length is 2.10 Å. The Li(2)-O(7) bond length is 2.01 Å. The Li(2)-O(8) bond length is 2.10 Å. The Li(2)-O(9) bond length is 2.10 Å. In the third Li site, Li(3) is bonded to one O(1), one O(2), one O(4), one O(6), one O(7), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, and edges with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-20°. The Li(3)-O(1) bond length is 2.21 Å. The Li(3)-O(2) bond length is 2.05 Å. The Li(3)-O(4) bond length is 2.08 Å. The Li(3)-O(6) bond length is 2.06 Å. The Li(3)-O(7) bond length is 2.21 Å. The Li(3)-O(9) bond length is 2.23 Å. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(9) atom to form FeO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 9-23°. The Fe(1)-O(1) bond length is 2.10 Å. The Fe(1)-O(2) bond length is 1.99 Å. The Fe(1)-O(3) bond length is 2.05 Å. The Fe(1)-O(4) bond length is 1.83 Å. The Fe(1)-O(6) bond length is 1.95 Å. The Fe(1)-O(9) bond length is 1.92 Å. In the second Fe site, Fe(2) is bonded to one O(10), one O(2), one O(5), one O(7), one O(8), and one O(9) atom to form FeO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-18°. The Fe(2)-O(10) bond length is 2.11 Å. The Fe(2)-O(2) bond length is 1.81 Å. The Fe(2)-O(5) bond length is 2.06 Å. The Fe(2)-O(7) bond length is 1.91 Å. The Fe(2)-O(8) bond length is 1.91 Å. The Fe(2)-O(9) bond length is 1.94 Å. There are three inequivalent Ni sites. In the first Ni site, Ni(1) 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 NiO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-13°. The Ni(1)-O(1) bond length is 2.04 Å. The Ni(1)-O(10) bond length is 2.08 Å. The Ni(1)-O(3) bond length is 2.03 Å. The Ni(1)-O(5) bond length is 1.91 Å. The Ni(1)-O(6) bond length is 1.89 Å. The Ni(1)-O(8) bond length is 2.04 Å. In the second Ni site, Ni(2) is bonded to one O(1), one O(10), one O(3), one O(4), one O(6), and one O(8) atom to form NiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-20°. The Ni(2)-O(1) bond length is 1.99 Å. The Ni(2)-O(10) bond length is 2.02 Å. The Ni(2)-O(3) bond length is 2.04 Å. The Ni(2)-O(4) bond length is 1.95 Å. The Ni(2)-O(6) bond length is 2.02 Å. The Ni(2)-O(8) bond length is 2.10 Å. In the third Ni site, Ni(3) is bonded to one O(1), one O(10), one O(3), one O(5), one O(7), and one O(8) atom to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-14°. The Ni(3)-O(1) bond length is 1.97 Å. The Ni(3)-O(10) bond length is 2.03 Å. The Ni(3)-O(3) bond length is 1.90 Å. The Ni(3)-O(5) bond length is 1.90 Å. The Ni(3)-O(7) bond length is 1.94 Å. The Ni(3)-O(8) bond length is 2.10 Å. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Fe(1), one Ni(1), one Ni(2), and one Ni(3) atom to form OLiFeNi3 square pyramids that share  a cornercorner with one O(10)Li2FeNi3 octahedra,  a cornercorner with one O(8)LiFeNi3 square pyramid, corners with two equivalent O(7)Li3FeNi square pyramids, corners with two equivalent O(3)LiFeNi3 square pyramids, corners with two equivalent O(2)Li2Fe2 trigonal pyramids,  an edgeedge with one O(10)Li2FeNi3 octahedra,  an edgeedge with one O(5)Li2FeNi2 square pyramid,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(3)LiFeNi3 square pyramid, and  an edgeedge with one O(8)LiFeNi3 square pyramid. The corner-sharing octahedral tilt angles are 4°. In the second O site, O(2) is bonded to one Li(1), one Li(3), one Fe(1), and one Fe(2) atom to form OLi2Fe2 trigonal pyramids that share  a cornercorner with one O(7)Li3FeNi square pyramid,  a cornercorner with one O(3)LiFeNi3 square pyramid,  a cornercorner with one O(8)LiFeNi3 square pyramid, corners with two equivalent O(5)Li2FeNi2 square pyramids, corners with two equivalent O(1)LiFeNi3 square pyramids,  an edgeedge with one O(10)Li2FeNi3 octahedra,  an edgeedge with one O(7)Li3FeNi square pyramid, and edges with two equivalent O(9)Li3Fe2 square pyramids. In the third O site, O(3) is bonded to one Li(2), one Fe(1), one Ni(1), one Ni(2), and one Ni(3) atom to form OLiFeNi3 square pyramids that share  a cornercorner with one O(5)Li2FeNi2 square pyramid, corners with two equivalent O(9)Li3Fe2 square pyramids, corners with two equivalent O(1)LiFeNi3 square pyramids, corners with two equivalent O(8)LiFeNi3 square pyramids,  a cornercorner with one O(2)Li2Fe2 trigonal pyramid, edges with two equivalent O(10)Li2FeNi3 octahedra,  an edgeedge with one O(5)Li2FeNi2 square pyramid,  an edgeedge with one O(7)Li3FeNi square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid, and  an edgeedge with one O(8)LiFeNi3 square pyramid. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Li(1), one Li(3), one Fe(1), and one Ni(2) atom. In the fifth O site, O(5) is bonded to one Li(1), one Li(2), one Fe(2), one Ni(1), and one Ni(3) atom to form OLi2FeNi2 square pyramids that share  a cornercorner with one O(10)Li2FeNi3 octahedra,  a cornercorner with one O(9)Li3Fe2 square pyramid,  a cornercorner with one O(3)LiFeNi3 square pyramid, corners with two equivalent O(7)Li3FeNi square pyramids, corners with two equivalent O(2)Li2Fe2 trigonal pyramids, edges with two equivalent O(10)Li2FeNi3 octahedra,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(7)Li3FeNi square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid,  an edgeedge with one O(3)LiFeNi3 square pyramid, and edges with two equivalent O(8)LiFeNi3 square pyramids. The corner-sharing octahedral tilt angles are 13°. In the sixth O site, O(6) is bonded in a see-saw-like geometry to one Li(3), one Fe(1), one Ni(1), and one Ni(2) atom. In the seventh O site, O(7) is bonded to one Li(1), one Li(2), one Li(3), one Fe(2), and one Ni(3) atom to form OLi3FeNi square pyramids that share  a cornercorner with one O(8)LiFeNi3 square pyramid, corners with two equivalent O(5)Li2FeNi2 square pyramids, corners with two equivalent O(9)Li3Fe2 square pyramids, corners with two equivalent O(1)LiFeNi3 square pyramids,  a cornercorner with one O(2)Li2Fe2 trigonal pyramid, edges with two equivalent O(10)Li2FeNi3 octahedra,  an edgeedge with one O(5)Li2FeNi2 square pyramid,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(3)LiFeNi3 square pyramid,  an edgeedge with one O(8)LiFeNi3 square pyramid, and  an edgeedge with one O(2)Li2Fe2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(2), one Fe(2), one Ni(1), one Ni(2), and one Ni(3) atom to form OLiFeNi3 square pyramids that share  a cornercorner with one O(10)Li2FeNi3 octahedra,  a cornercorner with one O(7)Li3FeNi square pyramid,  a cornercorner with one O(1)LiFeNi3 square pyramid, corners with two equivalent O(3)LiFeNi3 square pyramids,  a cornercorner with one O(2)Li2Fe2 trigonal pyramid, edges with two equivalent O(10)Li2FeNi3 octahedra,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(7)Li3FeNi square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid,  an edgeedge with one O(3)LiFeNi3 square pyramid, and edges with two equivalent O(5)Li2FeNi2 square pyramids. The corner-sharing octahedral tilt angles are 5°. In the ninth O site, O(9) is bonded to one Li(1), one Li(2), one Li(3), one Fe(1), and one Fe(2) atom to form OLi3Fe2 square pyramids that share  a cornercorner with one O(10)Li2FeNi3 octahedra,  a cornercorner with one O(5)Li2FeNi2 square pyramid, corners with two equivalent O(7)Li3FeNi square pyramids, corners with two equivalent O(3)LiFeNi3 square pyramids,  an edgeedge with one O(10)Li2FeNi3 octahedra,  an edgeedge with one O(5)Li2FeNi2 square pyramid,  an edgeedge with one O(7)Li3FeNi square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid,  an edgeedge with one O(8)LiFeNi3 square pyramid, and edges with two equivalent O(2)Li2Fe2 trigonal pyramids. The corner-sharing octahedral tilt angles are 9°. In the tenth O site, O(10) is bonded to one Li(1), one Li(2), one Fe(2), one Ni(1), one Ni(2), and one Ni(3) atom to form OLi2FeNi3 octahedra that share  a cornercorner with one O(5)Li2FeNi2 square pyramid,  a cornercorner with one O(9)Li3Fe2 square pyramid,  a cornercorner with one O(1)LiFeNi3 square pyramid,  a cornercorner with one O(8)LiFeNi3 square pyramid,  an edgeedge with one O(9)Li3Fe2 square pyramid,  an edgeedge with one O(1)LiFeNi3 square pyramid, edges with two equivalent O(5)Li2FeNi2 square pyramids, edges with two equivalent O(7)Li3FeNi square pyramids, edges with two equivalent O(3)LiFeNi3 square pyramids, edges with two equivalent O(8)LiFeNi3 square pyramids, and  an edgeedge with one O(2)Li2Fe2 trigonal pyramid.