SEARCH Articles Figures Tables Cell wall interstices Glass network interstices Interstices in closest packings of spheres Interstices octahedral Interstices tetrahedral Iron interstices Octahedral and tetrahedral interstices Packing interstices Packings of Spheres with Occupied Interstices Small Cation in a Large Interstice Sphere interstices Spherical interstices Structure Types with Occupied Octahedral Interstices in Closest-packings of Spheres The Interstices in Closest-packings of Spheres