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PAmn21 [#31.131] (Type: 4 -- Type IV (klassengleiche))

[OG: APma'2' #40.8.298]

Operators of Group 31.131 (PAmn21)

1.x,y,z
mx,my,mz
( 
  1   0   0     0
  0   1   0     0
  0   0   1     0
 )
1 +1 {1|0,0,0}
2.-x+1/2,-y,z+1/2
-mx,-my,mz
( 
 -1   0   0   1/2
  0  -1   0     0
  0   0   1   1/2
 )
2 (0,0,1/2) 1/4,0,z +1 {2z|1/2,0,1/2}
3.x+1/2,-y,z+1/2
-mx,my,-mz
( 
  1   0   0   1/2
  0  -1   0     0
  0   0   1   1/2
 )
n (1/2,0,1/2) x,0,z +1 {my|1/2,0,1/2}
4.-x,y,z
mx,-my,-mz
( 
 -1   0   0     0
  0   1   0     0
  0   0   1     0
 )
m 0,y,z +1 {mx|0,0,0}
5.x,y+1/2,z+1/2
-mx,-my,-mz
( 
  1   0   0     0
  0   1   0   1/2
  0   0   1   1/2
 ) '
t (0,1/2,1/2) -1 {1|0,1/2,1/2}'
6.-x+1/2,-y+1/2,z
mx,my,-mz
( 
 -1   0   0   1/2
  0  -1   0   1/2
  0   0   1     0
 ) '
2 1/4,1/4,z -1 {2z|1/2,1/2,0}'
7.-x,y+1/2,z+1/2
-mx,my,mz
( 
 -1   0   0     0
  0   1   0   1/2
  0   0   1   1/2
 ) '
n (0,1/2,1/2) 0,y,z -1 {mx|0,1/2,1/2}'
8.x+1/2,-y+1/2,z
mx,-my,mz
( 
  1   0   0   1/2
  0  -1   0   1/2
  0   0   1     0
 ) '
a x,1/4,z -1 {my|1/2,1/2,0}'


Go to the Wyckoff Positions of 31.131 (PAmn21)
Go to the extinction rules of 31.131 (PAmn21)


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