Citation: Grey, I.E.; Harris, D.C.; Madsen, I.C. (1987). Barian tomichite, Ba0.5 (As2)0.5 Ti2 (V Fe)5 O13 (O H), its crystal structure and relationship to derbylite and tomichite. American Mineralogist, 72, pp. 201-208.
Formula: As Fe H O14 Ti3 V3
Chemical name: V3 Fe (As Ti3 O13) (O H)
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: As2 Fe14 O28 Ti14 V14 (As Fe7 O14 Ti7 V7)
Multiplicity: 1