Citation: Drits, V. A.; Guggenheim, S.; Zviagina, B. B.; Kogure, T. (2012). Structures of the 2:1 layers of pyrophyllite and talc Note: structure is averaged to remove stacking disorder effects. Clays and Clay Minerals, 60, pp. 574-587.
Formula: H2 Mg3 O12 Si4
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: H4 Mg6 O24 Si8 (H2 Mg3 O12 Si4)
Multiplicity: 1
Coordination sequences: