Citation: Grey, I. E.; Velde, D.; Criddle, A. J. (1998). Haggertyite, a new magnetoplumbite-type titanate mineral from the Prairie Creek (Arkansas) lamproite. American Mineralogist, 83, pp. 1323-1329.
Formula: Ba0.69 Fe5.86 K0.31 Mg0.72 O19 Ti5.42
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Fe26 Mg26 O38 Ti26 (Fe13 Mg13 O19 Ti13)
Multiplicity: 1