Citation: Burns, P. C.; Deely, K. M.; Hayden, L. A. (2003). The crystal chemistry of the zippeite group Sample : Sodium-zippeite. The Canadian Mineralogist, 41, pp. 687-706.
Formula: H27 Na5 O52 S4 U8
List type: interleaving
List: 2D
Basis: (1;0;0 0;0;1)
Dimensionality: 2
Formula: O80 S8 U16 (O10 S U2)
Multiplicity: 1