Hemihedry
From Online Dictionary of Crystallography
Revision as of 15:53, 10 April 2017 by MassimoNespolo (talk | contribs) (→See also: 6th edition of ITA)
Revision as of 15:53, 10 April 2017 by MassimoNespolo (talk | contribs) (→See also: 6th edition of ITA)
Hémiédrie (Fr). Hemiedria (Sp). Emiedria (It). 半面像 (Ja)
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
- Section 3.2.1.1 of International Tables of Crystallography, Volume A, 6th edition