Citation: Cooper, M. A.; Hawthorne, F. C. (1999). The crystal structure of betpakdalite, and a new chemical formula: {Mg(H2O)6}Ca2(H2O)13[Mo8As2Fe3O36(OH)](H2O)4. The Canadian Mineralogist, 37, pp. 61-66.
Formula: As2 Ca2 Fe3 H73 Mg Mo8 O60
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: As4 Fe6 Mo16 O80 (As2 Fe3 Mo8 O40)
Multiplicity: 1