SEARCH Articles Figures Tables Illustration 1 Transition Metal Oxides with Vertex-Sharing Octahedra Octahedra Sharing Vertices and Edges Octahedra sharing faces and vertices Octahedra sharing faces, edges, and vertices Octahedra sharing only vertices Octahedra vertex-sharing Octahedral coordination vertex-sharing Shared Shares Sharing Tetrahedra sharing vertices only Tetrahedra vertex-sharing Vertex-sharing Tetrahedra. Silicates Vertices