Difference between revisions of "Hemihedry"
From Online Dictionary of Crystallography
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| − | <font color="blue">Hémiédrie </font>(''Fr''). < | + | <font color="blue">Hémiédrie</font> (''Fr''). <font color="red">Hemiedrie</font> (''Ge''). <font color="black">Emiedria</font> (''It''). <font color="purple">半面像</font> (''Ja''). <font color="green">Hemiedría</font> |
| + | (''Sp''). | ||
Revision as of 09:21, 14 November 2017
Hémiédrie (Fr). Hemiedrie (Ge). Emiedria (It). 半面像 (Ja). Hemiedría
(Sp).
Definition
The point group of a crystal is called hemihedry if it is a subgroup of index 2 of the point group of its lattice.
See also
- Chapter 3.2.1.1 of International Tables for Crystallography, Volume A, 6th edition