Li4Cr2Fe3O10 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(2), one O(4), one O(5), one O(6), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra,  an edgeedge with one Cr(1)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 Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, and edges with two equivalent Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-14°. In the second Li site, Li(2) is bonded to one O(2), one O(4), one O(5), one O(6), one O(7), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with two equivalent Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-14°. In the third Li site, Li(3) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-16°. In the fourth Li site, Li(4) is bonded to one O(10), one O(3), one O(4), one O(6), one O(8), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-14°. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(7), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Cr(2)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 Li(3)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-14°. In the second Cr site, Cr(2) is bonded to one O(10), one O(2), one O(4), one O(6), one O(8), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(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, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-14°. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(10), one O(3), one O(4), one O(7), and one O(8) atom to form FeO6 octahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(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,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-11°. In the second Fe site, Fe(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 FeO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-14°. In the third Fe site, Fe(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 FeO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Fe(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 Li(4)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-16°. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Cr(1), one Fe(1), one Fe(2), and one Fe(3) atom to form OLiCrFe3 square pyramids that share  a cornercorner with one O(10)Li2CrFe3 octahedra, corners with two equivalent O(6)Li4CrFe octahedra,  a cornercorner with one O(5)Li3CrFe square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(2)Li3Cr2 square pyramids, corners with two equivalent O(3)LiCrFe3 square pyramids,  an edgeedge with one O(10)Li2CrFe3 octahedra,  an edgeedge with one O(4)Li3CrFe2 octahedra,  an edgeedge with one O(9)Li4Cr2 octahedra,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(3)LiCrFe3 square pyramid,  an edgeedge with one O(8)LiCrFe3 square pyramid, and edges with two equivalent O(7)Li2CrFe2 square pyramids. The corner-sharing octahedral tilt angles range from 2-4°. In the second O site, O(2) is bonded to one Li(1), one Li(2), one Li(3), one Cr(1), and one Cr(2) atom to form OLi3Cr2 square pyramids that share  a cornercorner with one O(4)Li3CrFe2 octahedra,  a cornercorner with one O(9)Li4Cr2 octahedra,  a cornercorner with one O(7)Li2CrFe2 square pyramid,  a cornercorner with one O(3)LiCrFe3 square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(5)Li3CrFe square pyramids, corners with two equivalent O(1)LiCrFe3 square pyramids,  an edgeedge with one O(10)Li2CrFe3 octahedra,  an edgeedge with one O(4)Li3CrFe2 octahedra, edges with two equivalent O(9)Li4Cr2 octahedra, edges with two equivalent O(6)Li4CrFe octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid, and  an edgeedge with one O(5)Li3CrFe square pyramid. The corner-sharing octahedral tilt angles range from 7-17°. In the third O site, O(3) is bonded to one Li(4), one Cr(1), one Fe(1), one Fe(2), and one Fe(3) atom to form OLiCrFe3 square pyramids that share  a cornercorner with one O(4)Li3CrFe2 octahedra, corners with two equivalent O(9)Li4Cr2 octahedra,  a cornercorner with one O(7)Li2CrFe2 square pyramid,  a cornercorner with one O(2)Li3Cr2 square pyramid, corners with two equivalent O(1)LiCrFe3 square pyramids, corners with two equivalent O(8)LiCrFe3 square pyramids,  an edgeedge with one O(4)Li3CrFe2 octahedra,  an edgeedge with one O(6)Li4CrFe octahedra, edges with two equivalent O(10)Li2CrFe3 octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid, and  an edgeedge with one O(8)LiCrFe3 square pyramid. The corner-sharing octahedral tilt angles range from 4-12°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(4), one Cr(2), one Fe(1), and one Fe(2) atom to form OLi3CrFe2 octahedra that share  a cornercorner with one O(10)Li2CrFe3 octahedra,  a cornercorner with one O(6)Li4CrFe octahedra,  a cornercorner with one O(2)Li3Cr2 square pyramid,  a cornercorner with one O(3)LiCrFe3 square pyramid, corners with two equivalent O(7)Li2CrFe2 square pyramids, edges with two equivalent O(10)Li2CrFe3 octahedra, edges with two equivalent O(9)Li4Cr2 octahedra, edges with two equivalent O(6)Li4CrFe octahedra,  an edgeedge with one O(2)Li3Cr2 square pyramid,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid,  an edgeedge with one O(3)LiCrFe3 square pyramid, and edges with two equivalent O(8)LiCrFe3 square pyramids. The corner-sharing octahedral tilt angles range from 9-15°. In the fifth O site, O(5) is bonded to one Li(1), one Li(2), one Li(3), one Cr(1), and one Fe(3) atom to form OLi3CrFe square pyramids that share  a cornercorner with one O(6)Li4CrFe octahedra, corners with two equivalent O(10)Li2CrFe3 octahedra,  a cornercorner with one O(1)LiCrFe3 square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(7)Li2CrFe2 square pyramids, corners with two equivalent O(2)Li3Cr2 square pyramids,  an edgeedge with one O(4)Li3CrFe2 octahedra,  an edgeedge with one O(6)Li4CrFe octahedra, edges with two equivalent O(9)Li4Cr2 octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(2)Li3Cr2 square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid, and  an edgeedge with one O(3)LiCrFe3 square pyramid. The corner-sharing octahedral tilt angles range from 2-8°. In the sixth O site, O(6) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Cr(2), and one Fe(2) atom to form OLi4CrFe octahedra that share  a cornercorner with one O(4)Li3CrFe2 octahedra,  a cornercorner with one O(9)Li4Cr2 octahedra,  a cornercorner with one O(5)Li3CrFe square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(1)LiCrFe3 square pyramids, edges with two equivalent O(10)Li2CrFe3 octahedra, edges with two equivalent O(4)Li3CrFe2 octahedra, edges with two equivalent O(9)Li4Cr2 octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(3)LiCrFe3 square pyramid,  an edgeedge with one O(8)LiCrFe3 square pyramid, and edges with two equivalent O(2)Li3Cr2 square pyramids. The corner-sharing octahedral tilt angles range from 9-10°. In the seventh O site, O(7) is bonded to one Li(2), one Li(3), one Cr(1), one Fe(1), and one Fe(3) atom to form OLi2CrFe2 square pyramids that share  a cornercorner with one O(9)Li4Cr2 octahedra, corners with two equivalent O(4)Li3CrFe2 octahedra,  a cornercorner with one O(2)Li3Cr2 square pyramid,  a cornercorner with one O(3)LiCrFe3 square pyramid, corners with two equivalent O(5)Li3CrFe square pyramids, corners with two equivalent O(8)LiCrFe3 square pyramids,  an edgeedge with one O(10)Li2CrFe3 octahedra,  an edgeedge with one O(9)Li4Cr2 octahedra,  an edgeedge with one O(6)Li4CrFe octahedra,  an edgeedge with one O(2)Li3Cr2 square pyramid,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(3)LiCrFe3 square pyramid, and edges with two equivalent O(1)LiCrFe3 square pyramids. The corner-sharing octahedral tilt angles range from 4-14°. In the eighth O site, O(8) is bonded to one Li(4), one Cr(2), one Fe(1), one Fe(2), and one Fe(3) atom to form OLiCrFe3 square pyramids that share  a cornercorner with one O(10)Li2CrFe3 octahedra,  a cornercorner with one O(6)Li4CrFe octahedra,  a cornercorner with one O(2)Li3Cr2 square pyramid,  a cornercorner with one O(5)Li3CrFe square pyramid,  a cornercorner with one O(1)LiCrFe3 square pyramid, corners with two equivalent O(7)Li2CrFe2 square pyramids, corners with two equivalent O(3)LiCrFe3 square pyramids,  an edgeedge with one O(9)Li4Cr2 octahedra,  an edgeedge with one O(6)Li4CrFe octahedra, edges with two equivalent O(10)Li2CrFe3 octahedra, edges with two equivalent O(4)Li3CrFe2 octahedra,  an edgeedge with one O(1)LiCrFe3 square pyramid, and  an edgeedge with one O(3)LiCrFe3 square pyramid. The corner-sharing octahedral tilt angles range from 4-9°. In the ninth O site, O(9) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Cr(1), and one Cr(2) atom to form OLi4Cr2 octahedra that share  a cornercorner with one O(10)Li2CrFe3 octahedra,  a cornercorner with one O(6)Li4CrFe octahedra,  a cornercorner with one O(7)Li2CrFe2 square pyramid,  a cornercorner with one O(2)Li3Cr2 square pyramid, corners with two equivalent O(3)LiCrFe3 square pyramids,  an edgeedge with one O(10)Li2CrFe3 octahedra, edges with two equivalent O(4)Li3CrFe2 octahedra, edges with two equivalent O(6)Li4CrFe octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid,  an edgeedge with one O(8)LiCrFe3 square pyramid, edges with two equivalent O(2)Li3Cr2 square pyramids, and edges with two equivalent O(5)Li3CrFe square pyramids. The corner-sharing octahedral tilt angles range from 3-10°. In the tenth O site, O(10) is bonded to one Li(1), one Li(4), one Cr(2), one Fe(1), one Fe(2), and one Fe(3) atom to form OLi2CrFe3 octahedra that share  a cornercorner with one O(4)Li3CrFe2 octahedra,  a cornercorner with one O(9)Li4Cr2 octahedra,  a cornercorner with one O(1)LiCrFe3 square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(5)Li3CrFe square pyramids,  an edgeedge with one O(9)Li4Cr2 octahedra, edges with two equivalent O(4)Li3CrFe2 octahedra, edges with two equivalent O(6)Li4CrFe octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(2)Li3Cr2 square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid, edges with two equivalent O(3)LiCrFe3 square pyramids, and edges with two equivalent O(8)LiCrFe3 square pyramids. The corner-sharing octahedral tilt angles range from 3-15°.
Li4Cr2Fe3O10 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(2), one O(4), one O(5), one O(6), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra,  an edgeedge with one Cr(1)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 Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, and edges with two equivalent Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-14°. The Li(1)-O(10) bond length is 2.38 Å. The Li(1)-O(2) bond length is 2.15 Å. The Li(1)-O(4) bond length is 2.27 Å. The Li(1)-O(5) bond length is 2.10 Å. The Li(1)-O(6) bond length is 2.11 Å. The Li(1)-O(9) bond length is 2.10 Å. In the second Li site, Li(2) is bonded to one O(2), one O(4), one O(5), one O(6), one O(7), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with two equivalent Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-14°. The Li(2)-O(2) bond length is 2.12 Å. The Li(2)-O(4) bond length is 2.38 Å. The Li(2)-O(5) bond length is 2.08 Å. The Li(2)-O(6) bond length is 2.05 Å. The Li(2)-O(7) bond length is 2.18 Å. The Li(2)-O(9) bond length is 2.13 Å. In the third Li site, Li(3) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-16°. The Li(3)-O(1) bond length is 2.24 Å. The Li(3)-O(2) bond length is 2.14 Å. The Li(3)-O(5) bond length is 2.17 Å. The Li(3)-O(6) bond length is 2.20 Å. The Li(3)-O(7) bond length is 2.16 Å. The Li(3)-O(9) bond length is 2.13 Å. In the fourth Li site, Li(4) is bonded to one O(10), one O(3), one O(4), one O(6), one O(8), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-14°. The Li(4)-O(10) bond length is 2.16 Å. The Li(4)-O(3) bond length is 2.43 Å. The Li(4)-O(4) bond length is 2.12 Å. The Li(4)-O(6) bond length is 2.04 Å. The Li(4)-O(8) bond length is 2.18 Å. The Li(4)-O(9) bond length is 2.14 Å. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(7), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Cr(2)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 Li(3)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-14°. The Cr(1)-O(1) bond length is 2.15 Å. The Cr(1)-O(2) bond length is 1.85 Å. The Cr(1)-O(3) bond length is 2.08 Å. The Cr(1)-O(5) bond length is 1.86 Å. The Cr(1)-O(7) bond length is 1.99 Å. The Cr(1)-O(9) bond length is 1.96 Å. In the second Cr site, Cr(2) is bonded to one O(10), one O(2), one O(4), one O(6), one O(8), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(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, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-14°. The Cr(2)-O(10) bond length is 2.12 Å. The Cr(2)-O(2) bond length is 1.96 Å. The Cr(2)-O(4) bond length is 2.07 Å. The Cr(2)-O(6) bond length is 2.02 Å. The Cr(2)-O(8) bond length is 2.03 Å. The Cr(2)-O(9) bond length is 1.99 Å. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(10), one O(3), one O(4), one O(7), and one O(8) atom to form FeO6 octahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(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,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-11°. The Fe(1)-O(1) bond length is 2.04 Å. The Fe(1)-O(10) bond length is 2.12 Å. The Fe(1)-O(3) bond length is 2.07 Å. The Fe(1)-O(4) bond length is 2.03 Å. The Fe(1)-O(7) bond length is 2.02 Å. The Fe(1)-O(8) bond length is 2.10 Å. In the second Fe site, Fe(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 FeO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-14°. The Fe(2)-O(1) bond length is 2.19 Å. The Fe(2)-O(10) bond length is 2.09 Å. The Fe(2)-O(3) bond length is 2.04 Å. The Fe(2)-O(4) bond length is 1.98 Å. The Fe(2)-O(6) bond length is 1.97 Å. The Fe(2)-O(8) bond length is 2.08 Å. In the third Fe site, Fe(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 FeO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Fe(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 Li(4)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-16°. The Fe(3)-O(1) bond length is 2.03 Å. The Fe(3)-O(10) bond length is 2.13 Å. The Fe(3)-O(3) bond length is 2.04 Å. The Fe(3)-O(5) bond length is 2.00 Å. The Fe(3)-O(7) bond length is 1.99 Å. The Fe(3)-O(8) bond length is 2.08 Å. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Cr(1), one Fe(1), one Fe(2), and one Fe(3) atom to form OLiCrFe3 square pyramids that share  a cornercorner with one O(10)Li2CrFe3 octahedra, corners with two equivalent O(6)Li4CrFe octahedra,  a cornercorner with one O(5)Li3CrFe square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(2)Li3Cr2 square pyramids, corners with two equivalent O(3)LiCrFe3 square pyramids,  an edgeedge with one O(10)Li2CrFe3 octahedra,  an edgeedge with one O(4)Li3CrFe2 octahedra,  an edgeedge with one O(9)Li4Cr2 octahedra,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(3)LiCrFe3 square pyramid,  an edgeedge with one O(8)LiCrFe3 square pyramid, and edges with two equivalent O(7)Li2CrFe2 square pyramids. The corner-sharing octahedral tilt angles range from 2-4°. In the second O site, O(2) is bonded to one Li(1), one Li(2), one Li(3), one Cr(1), and one Cr(2) atom to form OLi3Cr2 square pyramids that share  a cornercorner with one O(4)Li3CrFe2 octahedra,  a cornercorner with one O(9)Li4Cr2 octahedra,  a cornercorner with one O(7)Li2CrFe2 square pyramid,  a cornercorner with one O(3)LiCrFe3 square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(5)Li3CrFe square pyramids, corners with two equivalent O(1)LiCrFe3 square pyramids,  an edgeedge with one O(10)Li2CrFe3 octahedra,  an edgeedge with one O(4)Li3CrFe2 octahedra, edges with two equivalent O(9)Li4Cr2 octahedra, edges with two equivalent O(6)Li4CrFe octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid, and  an edgeedge with one O(5)Li3CrFe square pyramid. The corner-sharing octahedral tilt angles range from 7-17°. In the third O site, O(3) is bonded to one Li(4), one Cr(1), one Fe(1), one Fe(2), and one Fe(3) atom to form OLiCrFe3 square pyramids that share  a cornercorner with one O(4)Li3CrFe2 octahedra, corners with two equivalent O(9)Li4Cr2 octahedra,  a cornercorner with one O(7)Li2CrFe2 square pyramid,  a cornercorner with one O(2)Li3Cr2 square pyramid, corners with two equivalent O(1)LiCrFe3 square pyramids, corners with two equivalent O(8)LiCrFe3 square pyramids,  an edgeedge with one O(4)Li3CrFe2 octahedra,  an edgeedge with one O(6)Li4CrFe octahedra, edges with two equivalent O(10)Li2CrFe3 octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid, and  an edgeedge with one O(8)LiCrFe3 square pyramid. The corner-sharing octahedral tilt angles range from 4-12°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(4), one Cr(2), one Fe(1), and one Fe(2) atom to form OLi3CrFe2 octahedra that share  a cornercorner with one O(10)Li2CrFe3 octahedra,  a cornercorner with one O(6)Li4CrFe octahedra,  a cornercorner with one O(2)Li3Cr2 square pyramid,  a cornercorner with one O(3)LiCrFe3 square pyramid, corners with two equivalent O(7)Li2CrFe2 square pyramids, edges with two equivalent O(10)Li2CrFe3 octahedra, edges with two equivalent O(9)Li4Cr2 octahedra, edges with two equivalent O(6)Li4CrFe octahedra,  an edgeedge with one O(2)Li3Cr2 square pyramid,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid,  an edgeedge with one O(3)LiCrFe3 square pyramid, and edges with two equivalent O(8)LiCrFe3 square pyramids. The corner-sharing octahedral tilt angles range from 9-15°. In the fifth O site, O(5) is bonded to one Li(1), one Li(2), one Li(3), one Cr(1), and one Fe(3) atom to form OLi3CrFe square pyramids that share  a cornercorner with one O(6)Li4CrFe octahedra, corners with two equivalent O(10)Li2CrFe3 octahedra,  a cornercorner with one O(1)LiCrFe3 square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(7)Li2CrFe2 square pyramids, corners with two equivalent O(2)Li3Cr2 square pyramids,  an edgeedge with one O(4)Li3CrFe2 octahedra,  an edgeedge with one O(6)Li4CrFe octahedra, edges with two equivalent O(9)Li4Cr2 octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(2)Li3Cr2 square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid, and  an edgeedge with one O(3)LiCrFe3 square pyramid. The corner-sharing octahedral tilt angles range from 2-8°. In the sixth O site, O(6) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Cr(2), and one Fe(2) atom to form OLi4CrFe octahedra that share  a cornercorner with one O(4)Li3CrFe2 octahedra,  a cornercorner with one O(9)Li4Cr2 octahedra,  a cornercorner with one O(5)Li3CrFe square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(1)LiCrFe3 square pyramids, edges with two equivalent O(10)Li2CrFe3 octahedra, edges with two equivalent O(4)Li3CrFe2 octahedra, edges with two equivalent O(9)Li4Cr2 octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(3)LiCrFe3 square pyramid,  an edgeedge with one O(8)LiCrFe3 square pyramid, and edges with two equivalent O(2)Li3Cr2 square pyramids. The corner-sharing octahedral tilt angles range from 9-10°. In the seventh O site, O(7) is bonded to one Li(2), one Li(3), one Cr(1), one Fe(1), and one Fe(3) atom to form OLi2CrFe2 square pyramids that share  a cornercorner with one O(9)Li4Cr2 octahedra, corners with two equivalent O(4)Li3CrFe2 octahedra,  a cornercorner with one O(2)Li3Cr2 square pyramid,  a cornercorner with one O(3)LiCrFe3 square pyramid, corners with two equivalent O(5)Li3CrFe square pyramids, corners with two equivalent O(8)LiCrFe3 square pyramids,  an edgeedge with one O(10)Li2CrFe3 octahedra,  an edgeedge with one O(9)Li4Cr2 octahedra,  an edgeedge with one O(6)Li4CrFe octahedra,  an edgeedge with one O(2)Li3Cr2 square pyramid,  an edgeedge with one O(5)Li3CrFe square pyramid,  an edgeedge with one O(3)LiCrFe3 square pyramid, and edges with two equivalent O(1)LiCrFe3 square pyramids. The corner-sharing octahedral tilt angles range from 4-14°. In the eighth O site, O(8) is bonded to one Li(4), one Cr(2), one Fe(1), one Fe(2), and one Fe(3) atom to form OLiCrFe3 square pyramids that share  a cornercorner with one O(10)Li2CrFe3 octahedra,  a cornercorner with one O(6)Li4CrFe octahedra,  a cornercorner with one O(2)Li3Cr2 square pyramid,  a cornercorner with one O(5)Li3CrFe square pyramid,  a cornercorner with one O(1)LiCrFe3 square pyramid, corners with two equivalent O(7)Li2CrFe2 square pyramids, corners with two equivalent O(3)LiCrFe3 square pyramids,  an edgeedge with one O(9)Li4Cr2 octahedra,  an edgeedge with one O(6)Li4CrFe octahedra, edges with two equivalent O(10)Li2CrFe3 octahedra, edges with two equivalent O(4)Li3CrFe2 octahedra,  an edgeedge with one O(1)LiCrFe3 square pyramid, and  an edgeedge with one O(3)LiCrFe3 square pyramid. The corner-sharing octahedral tilt angles range from 4-9°. In the ninth O site, O(9) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Cr(1), and one Cr(2) atom to form OLi4Cr2 octahedra that share  a cornercorner with one O(10)Li2CrFe3 octahedra,  a cornercorner with one O(6)Li4CrFe octahedra,  a cornercorner with one O(7)Li2CrFe2 square pyramid,  a cornercorner with one O(2)Li3Cr2 square pyramid, corners with two equivalent O(3)LiCrFe3 square pyramids,  an edgeedge with one O(10)Li2CrFe3 octahedra, edges with two equivalent O(4)Li3CrFe2 octahedra, edges with two equivalent O(6)Li4CrFe octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid,  an edgeedge with one O(8)LiCrFe3 square pyramid, edges with two equivalent O(2)Li3Cr2 square pyramids, and edges with two equivalent O(5)Li3CrFe square pyramids. The corner-sharing octahedral tilt angles range from 3-10°. In the tenth O site, O(10) is bonded to one Li(1), one Li(4), one Cr(2), one Fe(1), one Fe(2), and one Fe(3) atom to form OLi2CrFe3 octahedra that share  a cornercorner with one O(4)Li3CrFe2 octahedra,  a cornercorner with one O(9)Li4Cr2 octahedra,  a cornercorner with one O(1)LiCrFe3 square pyramid,  a cornercorner with one O(8)LiCrFe3 square pyramid, corners with two equivalent O(5)Li3CrFe square pyramids,  an edgeedge with one O(9)Li4Cr2 octahedra, edges with two equivalent O(4)Li3CrFe2 octahedra, edges with two equivalent O(6)Li4CrFe octahedra,  an edgeedge with one O(7)Li2CrFe2 square pyramid,  an edgeedge with one O(2)Li3Cr2 square pyramid,  an edgeedge with one O(1)LiCrFe3 square pyramid, edges with two equivalent O(3)LiCrFe3 square pyramids, and edges with two equivalent O(8)LiCrFe3 square pyramids. The corner-sharing octahedral tilt angles range from 3-15°.