symmetry element


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symmetry element

[′sim·ə‚trē ‚el·ə·mənt]
(crystallography)
Some combination of rotations and reflections and translations which brings a crystal into a position that cannot be distinguished from its original position. Also known as symmetry operation; symmetry transformation.
The rotational axes, mirror planes, and center of symmetry characteristic of a given crystal.
References in periodicals archive ?
structure having symmetry elements incompatible with translational periodicity was shown.
Symmetry elements lost in each step of the sequence determine the possibilities for variants of the low symmetry phase and domains with characteristic interfaces that can be present in the microstructure.

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