Citation: Grice, J. D.; Ferguson, R. B.; Hawthorne, F. C. (1976). The crystal structures of tantalite, ixiolite and wodginite from Bernic lake, Manitoba I. Tantalite and ixiolite. The Canadian Mineralogist, 14, pp. 540-549.
Formula: Fe0.002 Mn0.3 Nb0.24 O2 Sn0.005 Ta0.42 Ti0.02
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Fe4 Mn4 Nb4 O8 Sn4 Ta4 Ti4 (Fe Mn Nb O2 Sn Ta Ti)
Multiplicity: 1