Point Group
Point Group m

Shown below is an alternative stereographic diagram of the same point group. In the former, the mirror plane passes through the "poles", whereas is the latter it passes through the "equator".

Point Group m

Notice how the symmetry-related point becomes superimposed in the second diagram.

(You may like to compare these figures to the symmetry of HOCl shown earlier.)


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© Copyright 1997-2006.  Birkbeck College, University of London. Author(s): Jeremy Karl Cockcroft