The connectivity is indicated by the formula O3Mn−O−MnO3. The terminal Mn−O distances are 1.585 Å and the bridging oxygen is 1.77 Å distant from the two Mn atoms.
The relationship between atoms in the structure is described by the formula O3Mn−O−MnO3. The distance between terminal Mn−O pairs is 1.585 Å, and the bridging oxygen is 1.77 Å apart from each Mn atom.