Li4Cr3Co3(SbO8)2 is Spinel-derived structured and crystallizes in the monoclinic Cm space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(12), one O(3), and two equivalent O(9) atoms to form LiO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with three equivalent Sb(2)O6 octahedra, and corners with four equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-63°. In the second Li site, Li(2) is bonded to one O(5), one O(7), and two equivalent O(11) atoms to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Cr(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with three equivalent Sb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 59-65°. In the third Li site, Li(3) is bonded to one O(4), one O(8), and two equivalent O(1) atoms to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with three equivalent Sb(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 60-64°. In the fourth Li site, Li(4) is bonded to one O(10), one O(2), and two equivalent O(6) atoms to form LiO4 tetrahedra that share  a cornercorner with one Cr(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with three equivalent Sb(1)O6 octahedra, and corners with four equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-62°. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(11), one O(2), one O(3), one O(4), one O(6), and one O(7) atom to form CrO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Sb(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 52°. In the second Cr site, Cr(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form CrO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sb(2)O6 octahedra, edges with four equivalent Co(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 53°. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(3), one O(4), two equivalent O(11), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Sb(1)O6 octahedra, edges with four equivalent Cr(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 50°. In the second Co site, Co(2) is bonded to one O(1), one O(10), one O(12), one O(5), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sb(2)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 52°. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(2), one O(8), two equivalent O(1), and two equivalent O(6) atoms to form SbO6 octahedra that share corners with two equivalent Cr(2)O6 octahedra, corners with four equivalent Co(2)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra, corners with three equivalent Li(3)O4 trigonal pyramids,  an edgeedge with one Co(1)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-53°. In the second Sb site, Sb(2) is bonded to one O(12), one O(7), two equivalent O(11), and two equivalent O(9) atoms to form SbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Cr(2)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-52°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Cr(2), one Co(2), and one Sb(1) atom. In the second O site, O(2) is bonded to one Li(4), two equivalent Cr(1), and one Sb(1) atom to form distorted OLiCr2Sb tetrahedra that share corners with two equivalent O(4)LiCr2Co tetrahedra, corners with two equivalent O(6)LiCrCoSb trigonal pyramids,  an edgeedge with one O(3)LiCr2Co trigonal pyramid, and edges with two equivalent O(6)LiCrCoSb trigonal pyramids. In the third O site, O(3) is bonded to one Li(1), two equivalent Cr(1), and one Co(1) atom to form distorted OLiCr2Co trigonal pyramids that share  a cornercorner with one O(12)LiCo2Sb tetrahedra, corners with three equivalent O(4)LiCr2Co tetrahedra, corners with two equivalent O(9)LiCrCoSb trigonal pyramids,  an edgeedge with one O(2)LiCr2Sb tetrahedra, and edges with two equivalent O(6)LiCrCoSb trigonal pyramids. In the fourth O site, O(4) is bonded to one Li(3), two equivalent Cr(1), and one Co(1) atom to form OLiCr2Co tetrahedra that share corners with two equivalent O(2)LiCr2Sb tetrahedra, corners with three equivalent O(3)LiCr2Co trigonal pyramids, and corners with four equivalent O(6)LiCrCoSb trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Cr(2), and two equivalent Co(2) atoms to form OLiCrCo2 tetrahedra that share corners with two equivalent O(12)LiCo2Sb tetrahedra and corners with four equivalent O(9)LiCrCoSb trigonal pyramids. In the sixth O site, O(6) is bonded to one Li(4), one Cr(1), one Co(1), and one Sb(1) atom to form distorted OLiCrCoSb trigonal pyramids that share  a cornercorner with one O(2)LiCr2Sb tetrahedra, corners with two equivalent O(4)LiCr2Co tetrahedra,  a cornercorner with one O(6)LiCrCoSb trigonal pyramid,  an edgeedge with one O(2)LiCr2Sb tetrahedra,  an edgeedge with one O(3)LiCr2Co trigonal pyramid, and  an edgeedge with one O(6)LiCrCoSb trigonal pyramid. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(2), two equivalent Cr(1), and one Sb(2) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(3), two equivalent Co(2), and one Sb(1) atom. In the ninth O site, O(9) is bonded to one Li(1), one Cr(2), one Co(2), and one Sb(2) atom to form distorted OLiCrCoSb trigonal pyramids that share  a cornercorner with one O(12)LiCo2Sb tetrahedra, corners with two equivalent O(5)LiCrCo2 tetrahedra,  a cornercorner with one O(3)LiCr2Co trigonal pyramid,  a cornercorner with one O(9)LiCrCoSb trigonal pyramid,  an edgeedge with one O(12)LiCo2Sb tetrahedra, and  an edgeedge with one O(9)LiCrCoSb trigonal pyramid. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Cr(2), and two equivalent Co(2) atoms. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(1), one Co(1), and one Sb(2) atom. In the twelfth O site, O(12) is bonded to one Li(1), two equivalent Co(2), and one Sb(2) atom to form distorted OLiCo2Sb tetrahedra that share corners with two equivalent O(5)LiCrCo2 tetrahedra,  a cornercorner with one O(3)LiCr2Co trigonal pyramid, corners with two equivalent O(9)LiCrCoSb trigonal pyramids, and edges with two equivalent O(9)LiCrCoSb trigonal pyramids.
Li4Cr3Co3(SbO8)2 is Spinel-derived structured and crystallizes in the monoclinic Cm space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(12), one O(3), and two equivalent O(9) atoms to form LiO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with three equivalent Sb(2)O6 octahedra, and corners with four equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-63°. The Li(1)-O(12) bond length is 2.00 Å. The Li(1)-O(3) bond length is 1.99 Å. Both Li(1)-O(9) bond lengths are 1.94 Å. In the second Li site, Li(2) is bonded to one O(5), one O(7), and two equivalent O(11) atoms to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Cr(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with three equivalent Sb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 59-65°. The Li(2)-O(5) bond length is 1.77 Å. The Li(2)-O(7) bond length is 1.97 Å. Both Li(2)-O(11) bond lengths are 1.92 Å. In the third Li site, Li(3) is bonded to one O(4), one O(8), and two equivalent O(1) atoms to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with three equivalent Sb(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 60-64°. The Li(3)-O(4) bond length is 1.78 Å. The Li(3)-O(8) bond length is 1.90 Å. Both Li(3)-O(1) bond lengths are 1.94 Å. In the fourth Li site, Li(4) is bonded to one O(10), one O(2), and two equivalent O(6) atoms to form LiO4 tetrahedra that share  a cornercorner with one Cr(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with three equivalent Sb(1)O6 octahedra, and corners with four equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-62°. The Li(4)-O(10) bond length is 1.99 Å. The Li(4)-O(2) bond length is 1.92 Å. Both Li(4)-O(6) bond lengths are 1.97 Å. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(11), one O(2), one O(3), one O(4), one O(6), and one O(7) atom to form CrO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Sb(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 52°. The Cr(1)-O(11) bond length is 2.05 Å. The Cr(1)-O(2) bond length is 2.02 Å. The Cr(1)-O(3) bond length is 1.97 Å. The Cr(1)-O(4) bond length is 1.97 Å. The Cr(1)-O(6) bond length is 2.04 Å. The Cr(1)-O(7) bond length is 2.05 Å. In the second Cr site, Cr(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form CrO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sb(2)O6 octahedra, edges with four equivalent Co(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 53°. The Cr(2)-O(10) bond length is 1.97 Å. The Cr(2)-O(5) bond length is 1.98 Å. Both Cr(2)-O(1) bond lengths are 2.05 Å. Both Cr(2)-O(9) bond lengths are 2.03 Å. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(3), one O(4), two equivalent O(11), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Sb(1)O6 octahedra, edges with four equivalent Cr(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 50°. The Co(1)-O(3) bond length is 1.91 Å. The Co(1)-O(4) bond length is 1.91 Å. Both Co(1)-O(11) bond lengths are 2.03 Å. Both Co(1)-O(6) bond lengths are 1.96 Å. In the second Co site, Co(2) is bonded to one O(1), one O(10), one O(12), one O(5), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sb(2)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles are 52°. The Co(2)-O(1) bond length is 2.01 Å. The Co(2)-O(10) bond length is 1.91 Å. The Co(2)-O(12) bond length is 1.97 Å. The Co(2)-O(5) bond length is 1.92 Å. The Co(2)-O(8) bond length is 2.02 Å. The Co(2)-O(9) bond length is 1.94 Å. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(2), one O(8), two equivalent O(1), and two equivalent O(6) atoms to form SbO6 octahedra that share corners with two equivalent Cr(2)O6 octahedra, corners with four equivalent Co(2)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra, corners with three equivalent Li(3)O4 trigonal pyramids,  an edgeedge with one Co(1)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-53°. The Sb(1)-O(2) bond length is 2.06 Å. The Sb(1)-O(8) bond length is 2.02 Å. Both Sb(1)-O(1) bond lengths are 2.01 Å. Both Sb(1)-O(6) bond lengths are 2.08 Å. In the second Sb site, Sb(2) is bonded to one O(12), one O(7), two equivalent O(11), and two equivalent O(9) atoms to form SbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Cr(2)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-52°. The Sb(2)-O(12) bond length is 2.09 Å. The Sb(2)-O(7) bond length is 2.00 Å. Both Sb(2)-O(11) bond lengths are 2.01 Å. Both Sb(2)-O(9) bond lengths are 2.07 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Cr(2), one Co(2), and one Sb(1) atom. In the second O site, O(2) is bonded to one Li(4), two equivalent Cr(1), and one Sb(1) atom to form distorted OLiCr2Sb tetrahedra that share corners with two equivalent O(4)LiCr2Co tetrahedra, corners with two equivalent O(6)LiCrCoSb trigonal pyramids,  an edgeedge with one O(3)LiCr2Co trigonal pyramid, and edges with two equivalent O(6)LiCrCoSb trigonal pyramids. In the third O site, O(3) is bonded to one Li(1), two equivalent Cr(1), and one Co(1) atom to form distorted OLiCr2Co trigonal pyramids that share  a cornercorner with one O(12)LiCo2Sb tetrahedra, corners with three equivalent O(4)LiCr2Co tetrahedra, corners with two equivalent O(9)LiCrCoSb trigonal pyramids,  an edgeedge with one O(2)LiCr2Sb tetrahedra, and edges with two equivalent O(6)LiCrCoSb trigonal pyramids. In the fourth O site, O(4) is bonded to one Li(3), two equivalent Cr(1), and one Co(1) atom to form OLiCr2Co tetrahedra that share corners with two equivalent O(2)LiCr2Sb tetrahedra, corners with three equivalent O(3)LiCr2Co trigonal pyramids, and corners with four equivalent O(6)LiCrCoSb trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Cr(2), and two equivalent Co(2) atoms to form OLiCrCo2 tetrahedra that share corners with two equivalent O(12)LiCo2Sb tetrahedra and corners with four equivalent O(9)LiCrCoSb trigonal pyramids. In the sixth O site, O(6) is bonded to one Li(4), one Cr(1), one Co(1), and one Sb(1) atom to form distorted OLiCrCoSb trigonal pyramids that share  a cornercorner with one O(2)LiCr2Sb tetrahedra, corners with two equivalent O(4)LiCr2Co tetrahedra,  a cornercorner with one O(6)LiCrCoSb trigonal pyramid,  an edgeedge with one O(2)LiCr2Sb tetrahedra,  an edgeedge with one O(3)LiCr2Co trigonal pyramid, and  an edgeedge with one O(6)LiCrCoSb trigonal pyramid. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(2), two equivalent Cr(1), and one Sb(2) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(3), two equivalent Co(2), and one Sb(1) atom. In the ninth O site, O(9) is bonded to one Li(1), one Cr(2), one Co(2), and one Sb(2) atom to form distorted OLiCrCoSb trigonal pyramids that share  a cornercorner with one O(12)LiCo2Sb tetrahedra, corners with two equivalent O(5)LiCrCo2 tetrahedra,  a cornercorner with one O(3)LiCr2Co trigonal pyramid,  a cornercorner with one O(9)LiCrCoSb trigonal pyramid,  an edgeedge with one O(12)LiCo2Sb tetrahedra, and  an edgeedge with one O(9)LiCrCoSb trigonal pyramid. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Cr(2), and two equivalent Co(2) atoms. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(1), one Co(1), and one Sb(2) atom. In the twelfth O site, O(12) is bonded to one Li(1), two equivalent Co(2), and one Sb(2) atom to form distorted OLiCo2Sb tetrahedra that share corners with two equivalent O(5)LiCrCo2 tetrahedra,  a cornercorner with one O(3)LiCr2Co trigonal pyramid, corners with two equivalent O(9)LiCrCoSb trigonal pyramids, and edges with two equivalent O(9)LiCrCoSb trigonal pyramids.