Citation: Weil, Matthias (2003). HgB~4~O~7~, a member of the isotypic M^II^B~4~O~7~ family (M^II^ = Mg, Mn, Zn, Cd). Acta Crystallographica, Section E, 59, pp. i40-i42.
Formula: B4 Hg O7
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: B32 Hg8 O56 (B4 Hg O7)
Multiplicity: 1
Coordination sequences: