Electron microscopy
  
P4212 (90) Space Group
- Practical Electron Microscopy and Database -
- An Online Book -
Microanalysis | EM Book                                                                                   http://www.globalsino.com/EM/        

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

 

Table 1572. P4212 (90) space group.

Name in the International Tables for Crystallography
 P4212
Lattice type
 P
Patterson space group
 123
Point group
 422
Crystal system
 Tetragonal
Laue class
 4/mmm
Asymm
 0 ≤ x ≤ 1/2 and 0 ≤ y ≤ 1/2 and 0 ≤ z ≤ 1/2
Number of symmetry operators
 8 Absence of reflections

 
Translation
  
Symmetry (atomic coordinates)
X, Y, Z; -X, -Y, Z; 1/2-Y, 1/2+X, Z; 1/2+Y, 1/2-X, Z; 1/2-X, 1/2+Y, -Z; 1/2+X, 1/2-Y, -Z; Y, X, -Z; -Y, -X, -Z
Crystal examples
  

 

 

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