International
Tables for
Crystallography
Volume C
Mathematical, physical and chemical tables
Edited by E. Prince

International Tables for Crystallography (2006). Vol. C. ch. 9.2, p. 770

Figure 9.2.2.13 

S. Ďuroviča
[Figure 9.2.2.13]
Figure 9.2.2.13

Stereopair showing the sequence of sheets in the structures of the talc–pyrophyllite group (pyrophyllite-2M, courtesy of Zoltai & Stout, 1985[link]).