Bilbao Crystallographic Server WYCKPOS Wyckoff Positions Help

## Wyckoff Positions of Group 139 (I4/mmm)

Multiplicity Wyckoff
letter
Site
symmetry
Coordinates
(0,0,0) + (1/2,1/2,1/2) +
32o1
 (x,y,z) (-x,-y,z) (-y,x,z) (y,-x,z) (-x,y,-z) (x,-y,-z) (y,x,-z) (-y,-x,-z) (-x,-y,-z) (x,y,-z) (y,-x,-z) (-y,x,-z) (x,-y,z) (-x,y,z) (-y,-x,z) (y,x,z)
16n.m.
 (0,y,z) (0,-y,z) (-y,0,z) (y,0,z) (0,y,-z) (0,-y,-z) (y,0,-z) (-y,0,-z)
16m..m
 (x,x,z) (-x,-x,z) (-x,x,z) (x,-x,z) (-x,x,-z) (x,-x,-z) (x,x,-z) (-x,-x,-z)
16lm..
 (x,y,0) (-x,-y,0) (-y,x,0) (y,-x,0) (-x,y,0) (x,-y,0) (y,x,0) (-y,-x,0)
16k..2
 (x,x+1/2,1/4) (-x,-x+1/2,1/4) (-x+1/2,x,1/4) (x+1/2,-x,1/4) (-x,-x+1/2,3/4) (x,x+1/2,3/4) (x+1/2,-x,3/4) (-x+1/2,x,3/4)
8jm2m .
 (x,1/2,0) (-x,1/2,0) (1/2,x,0) (1/2,-x,0)
8im2m .
 (x,0,0) (-x,0,0) (0,x,0) (0,-x,0)
8hm.2 m
 (x,x,0) (-x,-x,0) (-x,x,0) (x,-x,0)
8g2mm .
 (0,1/2,z) (1/2,0,z) (0,1/2,-z) (1/2,0,-z)
8f..2/m
 (1/4,1/4,1/4) (3/4,3/4,1/4) (3/4,1/4,1/4) (1/4,3/4,1/4)
4e4mm
 (0,0,z) (0,0,-z)
4d-4m2
 (0,1/2,1/4) (1/2,0,1/4)
4cmmm .
 (0,1/2,0) (1/2,0,0)
2b4/mmm
 (0,0,1/2)
2a4/mmm
 (0,0,0)

### Wyckoff position and site symmetry group of a specific point

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