Citation: Brunton, G. D. (1973). Refinement of the callaghanite structure. American Mineralogist, 58, pp. 965-965.
Formula: C H10 Cu2 Mg2 O11
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: C4 Cu8 Mg8 O44 (C Cu2 Mg2 O11)
Multiplicity: 1