Citation: Lin, C. Y.; Bailey, S. W. (1984). The crystal structure of paragonite-2M1. American Mineralogist, 69, pp. 122-127.
Formula: Al3.06 H2 Na O12 Si2.94
List type: interleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al12 H4 O24 Si8 (Al3 H O6 Si2)
Multiplicity: 1