Electron microscopy
 
Six-Fold Axis in Crystals
- Practical Electron Microscopy and Database -
- An Online Book -
Microanalysis | EM Book                                                                                   http://www.globalsino.com/EM/        

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Figure 1616 shows that two parallel 6-fold axes of rotation generate translational symmetry at the same distance of separation as in the original pair.

Two parallel 6-fold axes of rotation generating translational symmetry

Figure 1616. Two parallel 6-fold axes of rotation generating translational symmetry.

 

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