Citation: Galliski, M. A.; Marquez-Zavalia M F; Cooper, M. A.; Cerny, P.; Hawthorne, F. C. (2001). Bismutotantalite from northwestern Argentina: Description and crystal structure Sample: [Bi] phase. The Canadian Mineralogist, 39, pp. 103-110.
Formula: Bi0.98 Nb0.11 O4 Sb0.02 Ta0.89
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Bi4 Nb4 O16 Sb4 Ta4 (Bi Nb O4 Sb Ta)
Multiplicity: 1