Citation: Ballirano, P.; Andreozzi, G. B.; Dogan, M.; Dogan, A. U. (2009). Crystal structure and iron topochemistry of erionite-K from Rome, Oregon, U.S.A.. American Mineralogist, 94, pp. 1262-1270.
Formula: Al3.378 Ca0.54 H78 K1.381 Mg1.116 Mn0.012 Na1.254 O53.466 Si14.622
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al36 O72 Si36 (Al O2 Si)
Multiplicity: 1