Li2Cr3SbO8 is Spinel-derived structured and crystallizes in the monoclinic C2 space group. Li(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form LiO4 tetrahedra that share corners with three equivalent Cr(2)O6 octahedra, corners with three equivalent Sb(1)O6 octahedra, and corners with six equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-61°. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(2) atoms to form CrO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Cr(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 two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form CrO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Sb(1)O6 octahedra, and edges with four equivalent Cr(1)O6 octahedra. Sb(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms to form SbO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Cr(2)O6 octahedra, and edges with four equivalent Cr(1)O6 octahedra. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Cr(2), and two equivalent Cr(1) atoms to form distorted OLiCr3 trigonal pyramids that share corners with three equivalent O(2)LiCr2Sb trigonal pyramids, corners with three equivalent O(3)LiCr2Sb trigonal pyramids, corners with three equivalent O(4)LiCr2Sb trigonal pyramids, corners with three equivalent O(1)LiCr3 trigonal pyramids,  an edgeedge with one O(2)LiCr2Sb trigonal pyramid,  an edgeedge with one O(3)LiCr2Sb trigonal pyramid, and  an edgeedge with one O(4)LiCr2Sb trigonal pyramid. In the second O site, O(2) is bonded to one Li(1), two equivalent Cr(1), and one Sb(1) atom to form distorted OLiCr2Sb trigonal pyramids that share corners with three equivalent O(2)LiCr2Sb trigonal pyramids, corners with three equivalent O(3)LiCr2Sb trigonal pyramids, corners with three equivalent O(4)LiCr2Sb trigonal pyramids, corners with three equivalent O(1)LiCr3 trigonal pyramids,  an edgeedge with one O(3)LiCr2Sb trigonal pyramid,  an edgeedge with one O(4)LiCr2Sb trigonal pyramid, and  an edgeedge with one O(1)LiCr3 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 corners with two equivalent O(3)LiCr2Sb trigonal pyramids, corners with three equivalent O(2)LiCr2Sb trigonal pyramids, corners with three equivalent O(1)LiCr3 trigonal pyramids, corners with four equivalent O(4)LiCr2Sb trigonal pyramids,  an edgeedge with one O(2)LiCr2Sb trigonal pyramid,  an edgeedge with one O(4)LiCr2Sb trigonal pyramid, and  an edgeedge with one O(1)LiCr3 trigonal pyramid. In the fourth O site, O(4) 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 corners with two equivalent O(4)LiCr2Sb trigonal pyramids, corners with three equivalent O(2)LiCr2Sb trigonal pyramids, corners with three equivalent O(1)LiCr3 trigonal pyramids, corners with four equivalent O(3)LiCr2Sb trigonal pyramids,  an edgeedge with one O(2)LiCr2Sb trigonal pyramid,  an edgeedge with one O(3)LiCr2Sb trigonal pyramid, and  an edgeedge with one O(1)LiCr3 trigonal pyramid.
Li2Cr3SbO8 is Spinel-derived structured and crystallizes in the monoclinic C2 space group. Li(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form LiO4 tetrahedra that share corners with three equivalent Cr(2)O6 octahedra, corners with three equivalent Sb(1)O6 octahedra, and corners with six equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-61°. The Li(1)-O(1) bond length is 2.02 Å. The Li(1)-O(2) bond length is 2.04 Å. The Li(1)-O(3) bond length is 2.04 Å. The Li(1)-O(4) bond length is 2.03 Å. There are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(2) atoms to form CrO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Cr(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and edges with two equivalent Sb(1)O6 octahedra. The Cr(1)-O(3) bond length is 2.06 Å. The Cr(1)-O(4) bond length is 2.05 Å. Both Cr(1)-O(1) bond lengths are 2.01 Å. There is one shorter (2.05 Å) and one longer (2.06 Å) Cr(1)-O(2) bond length. In the second Cr site, Cr(2) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form CrO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Sb(1)O6 octahedra, and edges with four equivalent Cr(1)O6 octahedra. Both Cr(2)-O(1) bond lengths are 2.01 Å. Both Cr(2)-O(3) bond lengths are 2.06 Å. Both Cr(2)-O(4) bond lengths are 2.05 Å. Sb(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms to form SbO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Cr(2)O6 octahedra, and edges with four equivalent Cr(1)O6 octahedra. Both Sb(1)-O(2) bond lengths are 2.03 Å. Both Sb(1)-O(3) bond lengths are 2.03 Å. Both Sb(1)-O(4) bond lengths are 2.03 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Cr(2), and two equivalent Cr(1) atoms to form distorted OLiCr3 trigonal pyramids that share corners with three equivalent O(2)LiCr2Sb trigonal pyramids, corners with three equivalent O(3)LiCr2Sb trigonal pyramids, corners with three equivalent O(4)LiCr2Sb trigonal pyramids, corners with three equivalent O(1)LiCr3 trigonal pyramids,  an edgeedge with one O(2)LiCr2Sb trigonal pyramid,  an edgeedge with one O(3)LiCr2Sb trigonal pyramid, and  an edgeedge with one O(4)LiCr2Sb trigonal pyramid. In the second O site, O(2) is bonded to one Li(1), two equivalent Cr(1), and one Sb(1) atom to form distorted OLiCr2Sb trigonal pyramids that share corners with three equivalent O(2)LiCr2Sb trigonal pyramids, corners with three equivalent O(3)LiCr2Sb trigonal pyramids, corners with three equivalent O(4)LiCr2Sb trigonal pyramids, corners with three equivalent O(1)LiCr3 trigonal pyramids,  an edgeedge with one O(3)LiCr2Sb trigonal pyramid,  an edgeedge with one O(4)LiCr2Sb trigonal pyramid, and  an edgeedge with one O(1)LiCr3 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 corners with two equivalent O(3)LiCr2Sb trigonal pyramids, corners with three equivalent O(2)LiCr2Sb trigonal pyramids, corners with three equivalent O(1)LiCr3 trigonal pyramids, corners with four equivalent O(4)LiCr2Sb trigonal pyramids,  an edgeedge with one O(2)LiCr2Sb trigonal pyramid,  an edgeedge with one O(4)LiCr2Sb trigonal pyramid, and  an edgeedge with one O(1)LiCr3 trigonal pyramid. In the fourth O site, O(4) 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 corners with two equivalent O(4)LiCr2Sb trigonal pyramids, corners with three equivalent O(2)LiCr2Sb trigonal pyramids, corners with three equivalent O(1)LiCr3 trigonal pyramids, corners with four equivalent O(3)LiCr2Sb trigonal pyramids,  an edgeedge with one O(2)LiCr2Sb trigonal pyramid,  an edgeedge with one O(3)LiCr2Sb trigonal pyramid, and  an edgeedge with one O(1)LiCr3 trigonal pyramid.