VCo3O8 is beta Vanadium nitride-derived structured and crystallizes in the monoclinic Cc space group. V(1) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form distorted VO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra, and  an edgeedge with one Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-55°. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-51°. In the second Co site, Co(2) is bonded to one O(2), one O(3), one O(4), one O(5), one O(7), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the third Co site, Co(3) is bonded to one O(1), one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-55°. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one V(1), one Co(1), and one Co(3) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one V(1), one Co(1), and one Co(2) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Co(1), one Co(2), and one Co(3) atom. In the fourth O site, O(4) is bonded in a trigonal non-coplanar geometry to one Co(1), one Co(2), and one Co(3) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one V(1), one Co(2), and one Co(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one V(1), one Co(1), and one Co(3) atom. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one V(1), one Co(2), and one Co(3) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one V(1), one Co(1), and one Co(2) atom.
VCo3O8 is beta Vanadium nitride-derived structured and crystallizes in the monoclinic Cc space group. V(1) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form distorted VO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra, and  an edgeedge with one Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-55°. The V(1)-O(1) bond length is 1.78 Å. The V(1)-O(2) bond length is 2.07 Å. The V(1)-O(5) bond length is 1.85 Å. The V(1)-O(6) bond length is 1.95 Å. The V(1)-O(7) bond length is 2.06 Å. The V(1)-O(8) bond length is 1.82 Å. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-51°. The Co(1)-O(1) bond length is 1.96 Å. The Co(1)-O(2) bond length is 1.86 Å. The Co(1)-O(3) bond length is 1.85 Å. The Co(1)-O(4) bond length is 1.84 Å. The Co(1)-O(6) bond length is 1.83 Å. The Co(1)-O(8) bond length is 1.99 Å. In the second Co site, Co(2) is bonded to one O(2), one O(3), one O(4), one O(5), one O(7), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. The Co(2)-O(2) bond length is 1.87 Å. The Co(2)-O(3) bond length is 1.88 Å. The Co(2)-O(4) bond length is 1.90 Å. The Co(2)-O(5) bond length is 1.93 Å. The Co(2)-O(7) bond length is 1.84 Å. The Co(2)-O(8) bond length is 1.94 Å. In the third Co site, Co(3) is bonded to one O(1), one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-55°. The Co(3)-O(1) bond length is 2.03 Å. The Co(3)-O(3) bond length is 1.88 Å. The Co(3)-O(4) bond length is 1.89 Å. The Co(3)-O(5) bond length is 1.96 Å. The Co(3)-O(6) bond length is 2.03 Å. The Co(3)-O(7) bond length is 1.94 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one V(1), one Co(1), and one Co(3) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one V(1), one Co(1), and one Co(2) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Co(1), one Co(2), and one Co(3) atom. In the fourth O site, O(4) is bonded in a trigonal non-coplanar geometry to one Co(1), one Co(2), and one Co(3) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one V(1), one Co(2), and one Co(3) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one V(1), one Co(1), and one Co(3) atom. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one V(1), one Co(2), and one Co(3) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one V(1), one Co(1), and one Co(2) atom.