Citation: Graeber, E. J.; Rosenzweig, A. (1971). The crystal structures of yavapaiite, KFe(SO4)2, and goldichite, KFe(SO4)2.4H2O. American Mineralogist, 56, pp. 1917-1933.
Formula: Fe H8 K O12 S2
List type: noninterleaving
List: 2D
Basis: (0;1;0 0;0;1)
Dimensionality: 2
Formula: Fe4 O40 S8 (Fe O10 S2)
Multiplicity: 1