Li2V2FeO6 crystallizes in the triclinic P-1 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(4), one O(8), one O(9), and two equivalent O(2) atoms to form LiO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with three equivalent V(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-12°. In the second Li site, Li(2) is bonded to one O(1), one O(6), one O(7), one O(9), and two equivalent O(3) atoms to form LiO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra, edges with two equivalent V(2)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-13°. In the third Li site, Li(3) is bonded to one O(4), one O(6), one O(7), one O(8), and two equivalent O(5) atoms to form LiO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-13°. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(5), one O(6), and two equivalent O(8) atoms to form VO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-12°. In the second V site, V(2) is bonded to one O(1), one O(3), one O(6), one O(7), one O(8), and one O(9) atom to form VO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(2)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 V(1)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-13°. In the third V site, V(3) is bonded to one O(2), one O(3), one O(4), one O(6), and two equivalent O(9) atoms to form VO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra, corners with three equivalent Li(1)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(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, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(5) atoms to form FeO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-10°. In the second Fe site, Fe(2) is bonded to one O(1), one O(3), one O(4), one O(5), and two equivalent O(7) atoms to form FeO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra, corners with three equivalent Li(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(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, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-13°. There are nine inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(2), one V(1), one V(2), and one Fe(2) atom to form OLi2V2Fe square pyramids that share  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(9)Li2V3 square pyramid, corners with two equivalent O(3)Li2V2Fe square pyramids, corners with two equivalent O(8)Li2V3 square pyramids, corners with three equivalent O(6)Li2V3 square pyramids,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(3)Li2V2Fe square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(9)Li2V3 square pyramid,  an edgeedge with one O(4)Li2VFe2 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid, and edges with two equivalent O(7)Li2VFe2 square pyramids. In the second O site, O(2) is bonded to two equivalent Li(1), one V(1), one V(3), and one Fe(1) atom to form OLi2V2Fe square pyramids that share  a cornercorner with one O(1)Li2V2Fe square pyramid,  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(3)Li2V2Fe square pyramid,  a cornercorner with one O(4)Li2VFe2 square pyramid,  a cornercorner with one O(5)Li2VFe2 square pyramid, corners with two equivalent O(8)Li2V3 square pyramids, corners with two equivalent O(9)Li2V3 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(9)Li2V3 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid, and edges with two equivalent O(4)Li2VFe2 square pyramids. In the third O site, O(3) is bonded to two equivalent Li(2), one V(2), one V(3), and one Fe(2) atom to form OLi2V2Fe square pyramids that share  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(8)Li2V3 square pyramid,  a cornercorner with one O(9)Li2V3 square pyramid,  a cornercorner with one O(5)Li2VFe2 square pyramid,  a cornercorner with one O(7)Li2VFe2 square pyramid, corners with two equivalent O(1)Li2V2Fe square pyramids, corners with two equivalent O(6)Li2V3 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(3)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(4)Li2VFe2 square pyramid, edges with two equivalent O(9)Li2V3 square pyramids, and edges with two equivalent O(7)Li2VFe2 square pyramids. In the fourth O site, O(4) is bonded to one Li(1), one Li(3), one V(3), one Fe(1), and one Fe(2) atom to form OLi2VFe2 square pyramids that share  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(4)Li2VFe2 square pyramid,  a cornercorner with one O(5)Li2VFe2 square pyramid, corners with three equivalent O(9)Li2V3 square pyramids, corners with three equivalent O(7)Li2VFe2 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(3)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid, edges with two equivalent O(2)Li2V2Fe square pyramids, and edges with two equivalent O(5)Li2VFe2 square pyramids. In the fifth O site, O(5) is bonded to two equivalent Li(3), one V(1), one Fe(1), and one Fe(2) atom to form OLi2VFe2 square pyramids that share  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(3)Li2V2Fe square pyramid,  a cornercorner with one O(6)Li2V3 square pyramid,  a cornercorner with one O(4)Li2VFe2 square pyramid,  a cornercorner with one O(5)Li2VFe2 square pyramid, corners with two equivalent O(8)Li2V3 square pyramids, corners with two equivalent O(7)Li2VFe2 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid,  an edgeedge with one O(7)Li2VFe2 square pyramid, and edges with two equivalent O(4)Li2VFe2 square pyramids. In the sixth O site, O(6) is bonded to one Li(2), one Li(3), one V(1), one V(2), and one V(3) atom to form OLi2V3 square pyramids that share  a cornercorner with one O(5)Li2VFe2 square pyramid,  a cornercorner with one O(7)Li2VFe2 square pyramid, corners with two equivalent O(3)Li2V2Fe square pyramids, corners with two equivalent O(8)Li2V3 square pyramids, corners with three equivalent O(1)Li2V2Fe square pyramids,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(3)Li2V2Fe square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(4)Li2VFe2 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid,  an edgeedge with one O(7)Li2VFe2 square pyramid, and edges with two equivalent O(9)Li2V3 square pyramids. In the seventh O site, O(7) is bonded to one Li(2), one Li(3), one V(2), and two equivalent Fe(2) atoms to form OLi2VFe2 square pyramids that share  a cornercorner with one O(3)Li2V2Fe square pyramid,  a cornercorner with one O(6)Li2V3 square pyramid, corners with two equivalent O(9)Li2V3 square pyramids, corners with two equivalent O(5)Li2VFe2 square pyramids, corners with three equivalent O(4)Li2VFe2 square pyramids,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid,  an edgeedge with one O(7)Li2VFe2 square pyramid, edges with two equivalent O(1)Li2V2Fe square pyramids, and edges with two equivalent O(3)Li2V2Fe square pyramids. In the eighth O site, O(8) is bonded to one Li(1), one Li(3), one V(2), and two equivalent V(1) atoms to form OLi2V3 square pyramids that share  a cornercorner with one O(3)Li2V2Fe square pyramid, corners with two equivalent O(1)Li2V2Fe square pyramids, corners with two equivalent O(2)Li2V2Fe square pyramids, corners with two equivalent O(6)Li2V3 square pyramids, corners with two equivalent O(5)Li2VFe2 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(9)Li2V3 square pyramid,  an edgeedge with one O(4)Li2VFe2 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid, and  an edgeedge with one O(7)Li2VFe2 square pyramid. In the ninth O site, O(9) is bonded to one Li(1), one Li(2), one V(2), and two equivalent V(3) atoms to form OLi2V3 square pyramids that share  a cornercorner with one O(1)Li2V2Fe square pyramid,  a cornercorner with one O(3)Li2V2Fe square pyramid, corners with two equivalent O(2)Li2V2Fe square pyramids, corners with two equivalent O(7)Li2VFe2 square pyramids, corners with three equivalent O(4)Li2VFe2 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(9)Li2V3 square pyramid, edges with two equivalent O(3)Li2V2Fe square pyramids, and edges with two equivalent O(6)Li2V3 square pyramids.
Li2V2FeO6 crystallizes in the triclinic P-1 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(4), one O(8), one O(9), and two equivalent O(2) atoms to form LiO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with three equivalent V(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-12°. The Li(1)-O(1) bond length is 2.18 Å. The Li(1)-O(4) bond length is 2.15 Å. The Li(1)-O(8) bond length is 2.21 Å. The Li(1)-O(9) bond length is 2.22 Å. There is one shorter (2.16 Å) and one longer (2.19 Å) Li(1)-O(2) bond length. In the second Li site, Li(2) is bonded to one O(1), one O(6), one O(7), one O(9), and two equivalent O(3) atoms to form LiO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra, edges with two equivalent V(2)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-13°. The Li(2)-O(1) bond length is 2.17 Å. The Li(2)-O(6) bond length is 2.22 Å. The Li(2)-O(7) bond length is 2.11 Å. The Li(2)-O(9) bond length is 2.21 Å. There is one shorter (2.08 Å) and one longer (2.23 Å) Li(2)-O(3) bond length. In the third Li site, Li(3) is bonded to one O(4), one O(6), one O(7), one O(8), and two equivalent O(5) atoms to form LiO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-13°. The Li(3)-O(4) bond length is 2.19 Å. The Li(3)-O(6) bond length is 2.18 Å. The Li(3)-O(7) bond length is 2.16 Å. The Li(3)-O(8) bond length is 2.13 Å. There is one shorter (2.10 Å) and one longer (2.22 Å) Li(3)-O(5) bond length. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(5), one O(6), and two equivalent O(8) atoms to form VO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-12°. The V(1)-O(1) bond length is 2.01 Å. The V(1)-O(2) bond length is 2.04 Å. The V(1)-O(5) bond length is 1.92 Å. The V(1)-O(6) bond length is 2.06 Å. There is one shorter (1.96 Å) and one longer (2.05 Å) V(1)-O(8) bond length. In the second V site, V(2) is bonded to one O(1), one O(3), one O(6), one O(7), one O(8), and one O(9) atom to form VO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(2)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 V(1)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-13°. The V(2)-O(1) bond length is 1.99 Å. The V(2)-O(3) bond length is 1.95 Å. The V(2)-O(6) bond length is 2.02 Å. The V(2)-O(7) bond length is 1.83 Å. The V(2)-O(8) bond length is 2.01 Å. The V(2)-O(9) bond length is 2.05 Å. In the third V site, V(3) is bonded to one O(2), one O(3), one O(4), one O(6), and two equivalent O(9) atoms to form VO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra, corners with three equivalent Li(1)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(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, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. The V(3)-O(2) bond length is 1.99 Å. The V(3)-O(3) bond length is 1.99 Å. The V(3)-O(4) bond length is 1.86 Å. The V(3)-O(6) bond length is 2.01 Å. There is one shorter (1.98 Å) and one longer (2.06 Å) V(3)-O(9) bond length. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(5) atoms to form FeO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-10°. Both Fe(1)-O(2) bond lengths are 1.97 Å. Both Fe(1)-O(4) bond lengths are 1.98 Å. Both Fe(1)-O(5) bond lengths are 1.98 Å. In the second Fe site, Fe(2) is bonded to one O(1), one O(3), one O(4), one O(5), and two equivalent O(7) atoms to form FeO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra, corners with three equivalent Li(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(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, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-13°. The Fe(2)-O(1) bond length is 2.00 Å. The Fe(2)-O(3) bond length is 2.02 Å. The Fe(2)-O(4) bond length is 2.07 Å. The Fe(2)-O(5) bond length is 2.09 Å. There is one shorter (2.06 Å) and one longer (2.11 Å) Fe(2)-O(7) bond length. There are nine inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(2), one V(1), one V(2), and one Fe(2) atom to form OLi2V2Fe square pyramids that share  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(9)Li2V3 square pyramid, corners with two equivalent O(3)Li2V2Fe square pyramids, corners with two equivalent O(8)Li2V3 square pyramids, corners with three equivalent O(6)Li2V3 square pyramids,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(3)Li2V2Fe square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(9)Li2V3 square pyramid,  an edgeedge with one O(4)Li2VFe2 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid, and edges with two equivalent O(7)Li2VFe2 square pyramids. In the second O site, O(2) is bonded to two equivalent Li(1), one V(1), one V(3), and one Fe(1) atom to form OLi2V2Fe square pyramids that share  a cornercorner with one O(1)Li2V2Fe square pyramid,  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(3)Li2V2Fe square pyramid,  a cornercorner with one O(4)Li2VFe2 square pyramid,  a cornercorner with one O(5)Li2VFe2 square pyramid, corners with two equivalent O(8)Li2V3 square pyramids, corners with two equivalent O(9)Li2V3 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(9)Li2V3 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid, and edges with two equivalent O(4)Li2VFe2 square pyramids. In the third O site, O(3) is bonded to two equivalent Li(2), one V(2), one V(3), and one Fe(2) atom to form OLi2V2Fe square pyramids that share  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(8)Li2V3 square pyramid,  a cornercorner with one O(9)Li2V3 square pyramid,  a cornercorner with one O(5)Li2VFe2 square pyramid,  a cornercorner with one O(7)Li2VFe2 square pyramid, corners with two equivalent O(1)Li2V2Fe square pyramids, corners with two equivalent O(6)Li2V3 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(3)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(4)Li2VFe2 square pyramid, edges with two equivalent O(9)Li2V3 square pyramids, and edges with two equivalent O(7)Li2VFe2 square pyramids. In the fourth O site, O(4) is bonded to one Li(1), one Li(3), one V(3), one Fe(1), and one Fe(2) atom to form OLi2VFe2 square pyramids that share  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(4)Li2VFe2 square pyramid,  a cornercorner with one O(5)Li2VFe2 square pyramid, corners with three equivalent O(9)Li2V3 square pyramids, corners with three equivalent O(7)Li2VFe2 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(3)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid, edges with two equivalent O(2)Li2V2Fe square pyramids, and edges with two equivalent O(5)Li2VFe2 square pyramids. In the fifth O site, O(5) is bonded to two equivalent Li(3), one V(1), one Fe(1), and one Fe(2) atom to form OLi2VFe2 square pyramids that share  a cornercorner with one O(2)Li2V2Fe square pyramid,  a cornercorner with one O(3)Li2V2Fe square pyramid,  a cornercorner with one O(6)Li2V3 square pyramid,  a cornercorner with one O(4)Li2VFe2 square pyramid,  a cornercorner with one O(5)Li2VFe2 square pyramid, corners with two equivalent O(8)Li2V3 square pyramids, corners with two equivalent O(7)Li2VFe2 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid,  an edgeedge with one O(7)Li2VFe2 square pyramid, and edges with two equivalent O(4)Li2VFe2 square pyramids. In the sixth O site, O(6) is bonded to one Li(2), one Li(3), one V(1), one V(2), and one V(3) atom to form OLi2V3 square pyramids that share  a cornercorner with one O(5)Li2VFe2 square pyramid,  a cornercorner with one O(7)Li2VFe2 square pyramid, corners with two equivalent O(3)Li2V2Fe square pyramids, corners with two equivalent O(8)Li2V3 square pyramids, corners with three equivalent O(1)Li2V2Fe square pyramids,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(3)Li2V2Fe square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(4)Li2VFe2 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid,  an edgeedge with one O(7)Li2VFe2 square pyramid, and edges with two equivalent O(9)Li2V3 square pyramids. In the seventh O site, O(7) is bonded to one Li(2), one Li(3), one V(2), and two equivalent Fe(2) atoms to form OLi2VFe2 square pyramids that share  a cornercorner with one O(3)Li2V2Fe square pyramid,  a cornercorner with one O(6)Li2V3 square pyramid, corners with two equivalent O(9)Li2V3 square pyramids, corners with two equivalent O(5)Li2VFe2 square pyramids, corners with three equivalent O(4)Li2VFe2 square pyramids,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid,  an edgeedge with one O(7)Li2VFe2 square pyramid, edges with two equivalent O(1)Li2V2Fe square pyramids, and edges with two equivalent O(3)Li2V2Fe square pyramids. In the eighth O site, O(8) is bonded to one Li(1), one Li(3), one V(2), and two equivalent V(1) atoms to form OLi2V3 square pyramids that share  a cornercorner with one O(3)Li2V2Fe square pyramid, corners with two equivalent O(1)Li2V2Fe square pyramids, corners with two equivalent O(2)Li2V2Fe square pyramids, corners with two equivalent O(6)Li2V3 square pyramids, corners with two equivalent O(5)Li2VFe2 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(6)Li2V3 square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(9)Li2V3 square pyramid,  an edgeedge with one O(4)Li2VFe2 square pyramid,  an edgeedge with one O(5)Li2VFe2 square pyramid, and  an edgeedge with one O(7)Li2VFe2 square pyramid. In the ninth O site, O(9) is bonded to one Li(1), one Li(2), one V(2), and two equivalent V(3) atoms to form OLi2V3 square pyramids that share  a cornercorner with one O(1)Li2V2Fe square pyramid,  a cornercorner with one O(3)Li2V2Fe square pyramid, corners with two equivalent O(2)Li2V2Fe square pyramids, corners with two equivalent O(7)Li2VFe2 square pyramids, corners with three equivalent O(4)Li2VFe2 square pyramids,  an edgeedge with one O(1)Li2V2Fe square pyramid,  an edgeedge with one O(2)Li2V2Fe square pyramid,  an edgeedge with one O(8)Li2V3 square pyramid,  an edgeedge with one O(9)Li2V3 square pyramid, edges with two equivalent O(3)Li2V2Fe square pyramids, and edges with two equivalent O(6)Li2V3 square pyramids.