Li4Cr3Fe2Sb3O16 is Hausmannite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, and corners with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-59°. In the second Li site, Li(2) is bonded in a rectangular see-saw-like geometry to one O(14), one O(16), one O(5), and one O(9) atom. In the third Li site, Li(3) is bonded in a rectangular see-saw-like geometry to one O(1), one O(10), one O(4), and one O(6) atom. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Sb(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, and corners with three equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-64°. There are three inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and edges with two equivalent Sb(1)O6 octahedra. In the second Cr site, Cr(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with two equivalent Sb(1)O6 octahedra. In the third Cr site, Cr(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form CrO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, edges with two equivalent Sb(2)O6 octahedra, and edges with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Cr(3)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-54°. In the second Fe site, Fe(2) is bonded in a 6-coordinate geometry to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form SbO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with two equivalent Cr(2)O6 octahedra. In the second Sb site, Sb(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form SbO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, edges with two equivalent Cr(3)O6 octahedra, and edges with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. In the third Sb site, Sb(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form SbO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, edges with two equivalent Cr(3)O6 octahedra, and edges with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Cr(3), one Fe(1), and one Sb(2) atom to form distorted OLiCrFeSb trigonal pyramids that share  a cornercorner with one O(2)LiCr2Fe tetrahedra,  a cornercorner with one O(4)LiCr2Sb tetrahedra,  a cornercorner with one O(12)LiCrFeSb tetrahedra, corners with two equivalent O(11)LiCrFeSb tetrahedra,  a cornercorner with one O(6)LiCrFeSb trigonal pyramid, corners with two equivalent O(13)LiCrSb2 trigonal pyramids,  an edgeedge with one O(5)LiCrSb2 tetrahedra, and  an edgeedge with one O(6)LiCrFeSb trigonal pyramid. In the second O site, O(2) is bonded to one Li(4), one Cr(1), one Cr(2), and one Fe(1) atom to form distorted OLiCr2Fe tetrahedra that share corners with two equivalent O(4)LiCr2Sb tetrahedra,  a cornercorner with one O(1)LiCrFeSb trigonal pyramid,  a cornercorner with one O(6)LiCrFeSb trigonal pyramid,  a cornercorner with one O(13)LiCrSb2 trigonal pyramid, and  an edgeedge with one O(3)LiCr2Sb trigonal pyramid. In the third O site, O(3) is bonded to one Li(1), one Cr(1), one Cr(2), and one Sb(1) atom to form distorted OLiCr2Sb trigonal pyramids that share  a cornercorner with one O(11)LiCrFeSb tetrahedra,  a cornercorner with one O(12)LiCrFeSb tetrahedra, corners with three equivalent O(4)LiCr2Sb tetrahedra, and  an edgeedge with one O(2)LiCr2Fe tetrahedra. In the fourth O site, O(4) is bonded to one Li(3), one Cr(1), one Cr(2), and one Sb(1) atom to form distorted OLiCr2Sb tetrahedra that share corners with two equivalent O(2)LiCr2Fe tetrahedra,  a cornercorner with one O(1)LiCrFeSb trigonal pyramid,  a cornercorner with one O(6)LiCrFeSb trigonal pyramid, and corners with three equivalent O(3)LiCr2Sb trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Cr(3), one Sb(2), and one Sb(3) atom to form distorted OLiCrSb2 tetrahedra that share corners with two equivalent O(11)LiCrFeSb tetrahedra, corners with two equivalent O(12)LiCrFeSb tetrahedra, corners with three equivalent O(13)LiCrSb2 trigonal pyramids,  an edgeedge with one O(1)LiCrFeSb trigonal pyramid, and  an edgeedge with one O(6)LiCrFeSb trigonal pyramid. In the sixth O site, O(6) is bonded to one Li(3), one Cr(3), one Fe(1), and one Sb(3) atom to form distorted OLiCrFeSb trigonal pyramids that share  a cornercorner with one O(2)LiCr2Fe tetrahedra,  a cornercorner with one O(4)LiCr2Sb tetrahedra,  a cornercorner with one O(11)LiCrFeSb tetrahedra, corners with two equivalent O(12)LiCrFeSb tetrahedra,  a cornercorner with one O(1)LiCrFeSb trigonal pyramid, corners with two equivalent O(13)LiCrSb2 trigonal pyramids,  an edgeedge with one O(5)LiCrSb2 tetrahedra, and  an edgeedge with one O(1)LiCrFeSb trigonal pyramid. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(4), one Cr(1), one Fe(1), and one Sb(1) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(4), one Cr(2), one Fe(1), and one Sb(1) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Cr(1), one Cr(2), and one Fe(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Fe(1), one Sb(2), and one Sb(3) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Cr(3), one Fe(2), and one Sb(2) atom to form distorted OLiCrFeSb tetrahedra that share  a cornercorner with one O(12)LiCrFeSb tetrahedra, corners with two equivalent O(5)LiCrSb2 tetrahedra,  a cornercorner with one O(3)LiCr2Sb trigonal pyramid,  a cornercorner with one O(6)LiCrFeSb trigonal pyramid, corners with two equivalent O(1)LiCrFeSb trigonal pyramids,  an edgeedge with one O(12)LiCrFeSb tetrahedra, and  an edgeedge with one O(13)LiCrSb2 trigonal pyramid. In the twelfth O site, O(12) is bonded to one Li(1), one Cr(3), one Fe(2), and one Sb(3) atom to form distorted OLiCrFeSb tetrahedra that share  a cornercorner with one O(11)LiCrFeSb tetrahedra, corners with two equivalent O(5)LiCrSb2 tetrahedra,  a cornercorner with one O(3)LiCr2Sb trigonal pyramid,  a cornercorner with one O(1)LiCrFeSb trigonal pyramid, corners with two equivalent O(6)LiCrFeSb trigonal pyramids,  an edgeedge with one O(11)LiCrFeSb tetrahedra, and  an edgeedge with one O(13)LiCrSb2 trigonal pyramid. In the thirteenth O site, O(13) is bonded to one Li(4), one Cr(3), one Sb(2), and one Sb(3) atom to form distorted OLiCrSb2 trigonal pyramids that share  a cornercorner with one O(2)LiCr2Fe tetrahedra, corners with three equivalent O(5)LiCrSb2 tetrahedra, corners with two equivalent O(1)LiCrFeSb trigonal pyramids, corners with two equivalent O(6)LiCrFeSb trigonal pyramids,  an edgeedge with one O(11)LiCrFeSb tetrahedra, and  an edgeedge with one O(12)LiCrFeSb tetrahedra. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(1), one Fe(2), and one Sb(1) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Li(1), one Fe(2), one Sb(2), and one Sb(3) atom. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(2), one Fe(2), and one Sb(1) atom.
Li4Cr3Fe2Sb3O16 is Hausmannite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, and corners with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-59°. The Li(1)-O(11) bond length is 2.05 Å. The Li(1)-O(12) bond length is 2.05 Å. The Li(1)-O(15) bond length is 2.07 Å. The Li(1)-O(3) bond length is 2.01 Å. In the second Li site, Li(2) is bonded in a rectangular see-saw-like geometry to one O(14), one O(16), one O(5), and one O(9) atom. The Li(2)-O(14) bond length is 1.94 Å. The Li(2)-O(16) bond length is 1.94 Å. The Li(2)-O(5) bond length is 1.84 Å. The Li(2)-O(9) bond length is 1.86 Å. In the third Li site, Li(3) is bonded in a rectangular see-saw-like geometry to one O(1), one O(10), one O(4), and one O(6) atom. The Li(3)-O(1) bond length is 1.96 Å. The Li(3)-O(10) bond length is 2.09 Å. The Li(3)-O(4) bond length is 1.77 Å. The Li(3)-O(6) bond length is 1.96 Å. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Sb(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, and corners with three equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-64°. The Li(4)-O(13) bond length is 2.34 Å. The Li(4)-O(2) bond length is 1.95 Å. The Li(4)-O(7) bond length is 1.98 Å. The Li(4)-O(8) bond length is 1.98 Å. There are three inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and edges with two equivalent Sb(1)O6 octahedra. The Cr(1)-O(14) bond length is 2.06 Å. The Cr(1)-O(2) bond length is 2.02 Å. The Cr(1)-O(3) bond length is 2.06 Å. The Cr(1)-O(4) bond length is 2.03 Å. The Cr(1)-O(7) bond length is 2.05 Å. The Cr(1)-O(9) bond length is 2.02 Å. In the second Cr site, Cr(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form CrO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with two equivalent Sb(1)O6 octahedra. The Cr(2)-O(16) bond length is 2.06 Å. The Cr(2)-O(2) bond length is 2.03 Å. The Cr(2)-O(3) bond length is 2.06 Å. The Cr(2)-O(4) bond length is 2.03 Å. The Cr(2)-O(8) bond length is 2.06 Å. The Cr(2)-O(9) bond length is 2.04 Å. In the third Cr site, Cr(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form CrO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, edges with two equivalent Sb(2)O6 octahedra, and edges with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. The Cr(3)-O(1) bond length is 2.05 Å. The Cr(3)-O(11) bond length is 2.03 Å. The Cr(3)-O(12) bond length is 2.03 Å. The Cr(3)-O(13) bond length is 2.07 Å. The Cr(3)-O(5) bond length is 2.04 Å. The Cr(3)-O(6) bond length is 2.05 Å. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Cr(3)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-54°. The Fe(1)-O(1) bond length is 2.25 Å. The Fe(1)-O(10) bond length is 2.36 Å. The Fe(1)-O(2) bond length is 2.04 Å. The Fe(1)-O(6) bond length is 2.25 Å. The Fe(1)-O(7) bond length is 2.18 Å. The Fe(1)-O(8) bond length is 2.19 Å. In the second Fe site, Fe(2) is bonded in a 6-coordinate geometry to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom. The Fe(2)-O(11) bond length is 2.42 Å. The Fe(2)-O(12) bond length is 2.43 Å. The Fe(2)-O(14) bond length is 2.11 Å. The Fe(2)-O(15) bond length is 2.49 Å. The Fe(2)-O(16) bond length is 2.11 Å. The Fe(2)-O(9) bond length is 2.00 Å. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form SbO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with two equivalent Cr(2)O6 octahedra. The Sb(1)-O(14) bond length is 2.03 Å. The Sb(1)-O(16) bond length is 2.03 Å. The Sb(1)-O(3) bond length is 2.03 Å. The Sb(1)-O(4) bond length is 2.02 Å. The Sb(1)-O(7) bond length is 2.02 Å. The Sb(1)-O(8) bond length is 2.02 Å. In the second Sb site, Sb(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form SbO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, edges with two equivalent Cr(3)O6 octahedra, and edges with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. The Sb(2)-O(1) bond length is 1.99 Å. The Sb(2)-O(10) bond length is 2.05 Å. The Sb(2)-O(11) bond length is 1.97 Å. The Sb(2)-O(13) bond length is 2.07 Å. The Sb(2)-O(15) bond length is 2.04 Å. The Sb(2)-O(5) bond length is 2.06 Å. In the third Sb site, Sb(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form SbO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra, edges with two equivalent Cr(3)O6 octahedra, and edges with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. The Sb(3)-O(10) bond length is 2.05 Å. The Sb(3)-O(12) bond length is 1.97 Å. The Sb(3)-O(13) bond length is 2.07 Å. The Sb(3)-O(15) bond length is 2.04 Å. The Sb(3)-O(5) bond length is 2.06 Å. The Sb(3)-O(6) bond length is 1.99 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Cr(3), one Fe(1), and one Sb(2) atom to form distorted OLiCrFeSb trigonal pyramids that share  a cornercorner with one O(2)LiCr2Fe tetrahedra,  a cornercorner with one O(4)LiCr2Sb tetrahedra,  a cornercorner with one O(12)LiCrFeSb tetrahedra, corners with two equivalent O(11)LiCrFeSb tetrahedra,  a cornercorner with one O(6)LiCrFeSb trigonal pyramid, corners with two equivalent O(13)LiCrSb2 trigonal pyramids,  an edgeedge with one O(5)LiCrSb2 tetrahedra, and  an edgeedge with one O(6)LiCrFeSb trigonal pyramid. In the second O site, O(2) is bonded to one Li(4), one Cr(1), one Cr(2), and one Fe(1) atom to form distorted OLiCr2Fe tetrahedra that share corners with two equivalent O(4)LiCr2Sb tetrahedra,  a cornercorner with one O(1)LiCrFeSb trigonal pyramid,  a cornercorner with one O(6)LiCrFeSb trigonal pyramid,  a cornercorner with one O(13)LiCrSb2 trigonal pyramid, and  an edgeedge with one O(3)LiCr2Sb trigonal pyramid. In the third O site, O(3) is bonded to one Li(1), one Cr(1), one Cr(2), and one Sb(1) atom to form distorted OLiCr2Sb trigonal pyramids that share  a cornercorner with one O(11)LiCrFeSb tetrahedra,  a cornercorner with one O(12)LiCrFeSb tetrahedra, corners with three equivalent O(4)LiCr2Sb tetrahedra, and  an edgeedge with one O(2)LiCr2Fe tetrahedra. In the fourth O site, O(4) is bonded to one Li(3), one Cr(1), one Cr(2), and one Sb(1) atom to form distorted OLiCr2Sb tetrahedra that share corners with two equivalent O(2)LiCr2Fe tetrahedra,  a cornercorner with one O(1)LiCrFeSb trigonal pyramid,  a cornercorner with one O(6)LiCrFeSb trigonal pyramid, and corners with three equivalent O(3)LiCr2Sb trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Cr(3), one Sb(2), and one Sb(3) atom to form distorted OLiCrSb2 tetrahedra that share corners with two equivalent O(11)LiCrFeSb tetrahedra, corners with two equivalent O(12)LiCrFeSb tetrahedra, corners with three equivalent O(13)LiCrSb2 trigonal pyramids,  an edgeedge with one O(1)LiCrFeSb trigonal pyramid, and  an edgeedge with one O(6)LiCrFeSb trigonal pyramid. In the sixth O site, O(6) is bonded to one Li(3), one Cr(3), one Fe(1), and one Sb(3) atom to form distorted OLiCrFeSb trigonal pyramids that share  a cornercorner with one O(2)LiCr2Fe tetrahedra,  a cornercorner with one O(4)LiCr2Sb tetrahedra,  a cornercorner with one O(11)LiCrFeSb tetrahedra, corners with two equivalent O(12)LiCrFeSb tetrahedra,  a cornercorner with one O(1)LiCrFeSb trigonal pyramid, corners with two equivalent O(13)LiCrSb2 trigonal pyramids,  an edgeedge with one O(5)LiCrSb2 tetrahedra, and  an edgeedge with one O(1)LiCrFeSb trigonal pyramid. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(4), one Cr(1), one Fe(1), and one Sb(1) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(4), one Cr(2), one Fe(1), and one Sb(1) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Cr(1), one Cr(2), and one Fe(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Fe(1), one Sb(2), and one Sb(3) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Cr(3), one Fe(2), and one Sb(2) atom to form distorted OLiCrFeSb tetrahedra that share  a cornercorner with one O(12)LiCrFeSb tetrahedra, corners with two equivalent O(5)LiCrSb2 tetrahedra,  a cornercorner with one O(3)LiCr2Sb trigonal pyramid,  a cornercorner with one O(6)LiCrFeSb trigonal pyramid, corners with two equivalent O(1)LiCrFeSb trigonal pyramids,  an edgeedge with one O(12)LiCrFeSb tetrahedra, and  an edgeedge with one O(13)LiCrSb2 trigonal pyramid. In the twelfth O site, O(12) is bonded to one Li(1), one Cr(3), one Fe(2), and one Sb(3) atom to form distorted OLiCrFeSb tetrahedra that share  a cornercorner with one O(11)LiCrFeSb tetrahedra, corners with two equivalent O(5)LiCrSb2 tetrahedra,  a cornercorner with one O(3)LiCr2Sb trigonal pyramid,  a cornercorner with one O(1)LiCrFeSb trigonal pyramid, corners with two equivalent O(6)LiCrFeSb trigonal pyramids,  an edgeedge with one O(11)LiCrFeSb tetrahedra, and  an edgeedge with one O(13)LiCrSb2 trigonal pyramid. In the thirteenth O site, O(13) is bonded to one Li(4), one Cr(3), one Sb(2), and one Sb(3) atom to form distorted OLiCrSb2 trigonal pyramids that share  a cornercorner with one O(2)LiCr2Fe tetrahedra, corners with three equivalent O(5)LiCrSb2 tetrahedra, corners with two equivalent O(1)LiCrFeSb trigonal pyramids, corners with two equivalent O(6)LiCrFeSb trigonal pyramids,  an edgeedge with one O(11)LiCrFeSb tetrahedra, and  an edgeedge with one O(12)LiCrFeSb tetrahedra. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(1), one Fe(2), and one Sb(1) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one Li(1), one Fe(2), one Sb(2), and one Sb(3) atom. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(2), one Fe(2), and one Sb(1) atom.