P4(1)22 (91) space group

P4₁22 (91) Space Group
- Practical Electron Microscopy and Database -
- An Online Book -

Microanalysis | EM Book http://www.globalsino.com/EM/

=================================================================================

Table 1571. P4₁22 (91) space group.

Name in the International Tables for Crystallography	P4₁22	Lattice type	P
Patterson space group	123	Point group	422
Crystal system	Tetragonal	Laue class	4/mmm
Asymm	0 ≤ x ≤ 1 and 0 ≤ y ≤ 1 and 0 ≤ z ≤ 1/8
Number of symmetry operators	8	Absence of reflections
Translation
Symmetry (atomic coordinates)	X, Y, Z; -X, -Y, 1/2+Z; -Y, X, 1/4+Z; Y, -X, 3/4+Z; -X, Y, -Z; X, -Y, 1/2-Z; Y, X, 3/4-Z; -Y, -X, 1/4-Z
Crystal examples

=================================================================================