Li14Cr2N8O crystallizes in the trigonal P-3 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to four equivalent N(1) atoms to form LiN4 tetrahedra that share corners with two equivalent Li(3)N3O tetrahedra, corners with two equivalent Cr(1)N4 tetrahedra, corners with four equivalent Li(2)N3O tetrahedra, corners with six equivalent Li(1)N4 tetrahedra,  an edgeedge with one Li(3)N3O tetrahedra,  an edgeedge with one Cr(1)N4 tetrahedra, and edges with three equivalent Li(1)N4 tetrahedra. In the second Li site, Li(2) is bonded to one N(1), two equivalent N(2), and one O(1) atom to form LiN3O tetrahedra that share  a cornercorner with one Li(3)N3O tetrahedra,  a cornercorner with one Cr(1)N4 tetrahedra, corners with four equivalent Li(1)N4 tetrahedra, corners with nine equivalent Li(2)N3O tetrahedra,  an edgeedge with one Li(3)N3O tetrahedra,  an edgeedge with one Cr(1)N4 tetrahedra, and edges with three equivalent Li(2)N3O tetrahedra. In the third Li site, Li(3) is bonded to three equivalent N(1) and one O(1) atom to form LiN3O tetrahedra that share  a cornercorner with one Li(3)N3O tetrahedra, corners with three equivalent Li(2)N3O tetrahedra, corners with three equivalent Cr(1)N4 tetrahedra, corners with six equivalent Li(1)N4 tetrahedra, edges with three equivalent Li(2)N3O tetrahedra, and edges with three equivalent Li(1)N4 tetrahedra. Cr(1) is bonded to one N(2) and three equivalent N(1) atoms to form CrN4 tetrahedra that share corners with three equivalent Li(2)N3O tetrahedra, corners with three equivalent Li(3)N3O tetrahedra, corners with six equivalent Li(1)N4 tetrahedra, edges with three equivalent Li(2)N3O tetrahedra, and edges with three equivalent Li(1)N4 tetrahedra. There are two inequivalent N sites. In the first N site, N(1) is bonded in a 7-coordinate geometry to one Li(2), one Li(3), four equivalent Li(1), and one Cr(1) atom. In the second N site, N(2) is bonded in a 7-coordinate geometry to six equivalent Li(2) and one Cr(1) atom. O(1) is bonded in a body-centered cubic geometry to two equivalent Li(3) and six equivalent Li(2) atoms.
Li14Cr2N8O crystallizes in the trigonal P-3 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to four equivalent N(1) atoms to form LiN4 tetrahedra that share corners with two equivalent Li(3)N3O tetrahedra, corners with two equivalent Cr(1)N4 tetrahedra, corners with four equivalent Li(2)N3O tetrahedra, corners with six equivalent Li(1)N4 tetrahedra,  an edgeedge with one Li(3)N3O tetrahedra,  an edgeedge with one Cr(1)N4 tetrahedra, and edges with three equivalent Li(1)N4 tetrahedra. There are a spread of Li(1)-N(1) bond distances ranging from 2.06-2.14 Å. In the second Li site, Li(2) is bonded to one N(1), two equivalent N(2), and one O(1) atom to form LiN3O tetrahedra that share  a cornercorner with one Li(3)N3O tetrahedra,  a cornercorner with one Cr(1)N4 tetrahedra, corners with four equivalent Li(1)N4 tetrahedra, corners with nine equivalent Li(2)N3O tetrahedra,  an edgeedge with one Li(3)N3O tetrahedra,  an edgeedge with one Cr(1)N4 tetrahedra, and edges with three equivalent Li(2)N3O tetrahedra. The Li(2)-N(1) bond length is 2.08 Å. There is one shorter (2.08 Å) and one longer (2.14 Å) Li(2)-N(2) bond length. The Li(2)-O(1) bond length is 2.07 Å. In the third Li site, Li(3) is bonded to three equivalent N(1) and one O(1) atom to form LiN3O tetrahedra that share  a cornercorner with one Li(3)N3O tetrahedra, corners with three equivalent Li(2)N3O tetrahedra, corners with three equivalent Cr(1)N4 tetrahedra, corners with six equivalent Li(1)N4 tetrahedra, edges with three equivalent Li(2)N3O tetrahedra, and edges with three equivalent Li(1)N4 tetrahedra. All Li(3)-N(1) bond lengths are 2.11 Å. The Li(3)-O(1) bond length is 2.00 Å. Cr(1) is bonded to one N(2) and three equivalent N(1) atoms to form CrN4 tetrahedra that share corners with three equivalent Li(2)N3O tetrahedra, corners with three equivalent Li(3)N3O tetrahedra, corners with six equivalent Li(1)N4 tetrahedra, edges with three equivalent Li(2)N3O tetrahedra, and edges with three equivalent Li(1)N4 tetrahedra. The Cr(1)-N(2) bond length is 1.75 Å. All Cr(1)-N(1) bond lengths are 1.76 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a 7-coordinate geometry to one Li(2), one Li(3), four equivalent Li(1), and one Cr(1) atom. In the second N site, N(2) is bonded in a 7-coordinate geometry to six equivalent Li(2) and one Cr(1) atom. O(1) is bonded in a body-centered cubic geometry to two equivalent Li(3) and six equivalent Li(2) atoms.