Bilbao Crystallographic Server MGENPOS General Positions of Magnetic Space Groups Help

General Positions of the Group Ic4/mcm (#140.550) [BNS setting]

To display the general positions in the OG setting, please follow this link: PI4/mm'm' ( #123.19.1017) [Transformation matrix]

Black-and-white lattice generators: (1|1,0,0), (1|0,1,0), (1|0,0,1), (1|1/2,1/2,1/2), (1'|0,0,1/2) , (1'|1/2,1/2,0)

N Standard/Default Setting
(x,y,z) form Matrix form Geom. interp. Seitz notation
1 x, y, z, +1
mx,my,mz
 ``` 1 0 0 0 0 1 0 0 0 0 1 0```
1 +1 { 1 | 0 }
2 -y, x, z, +1
-my,mx,mz
 ``` 0 -1 0 0 1 0 0 0 0 0 1 0```
4+ 0,0,z +1 { 4+001 | 0 }
3 y, -x, z, +1
my,-mx,mz
 ``` 0 1 0 0 -1 0 0 0 0 0 1 0```
4- 0,0,z +1 { 4-001 | 0 }
4 x, -y, -z+1/2, +1
mx,-my,-mz
 ``` 1 0 0 0 0 -1 0 0 0 0 -1 1/2```
2 x,0,1/4 +1 { 2100 | 0 0 1/2 }
5 -x, y, -z+1/2, +1
-mx,my,-mz
 ``` -1 0 0 0 0 1 0 0 0 0 -1 1/2```
2 0,y,1/4 +1 { 2010 | 0 0 1/2 }
6 -x, -y, z, +1
-mx,-my,mz
 ``` -1 0 0 0 0 -1 0 0 0 0 1 0```
2 0,0,z +1 { 2001 | 0 }
7 y, x, -z+1/2, +1
my,mx,-mz
 ``` 0 1 0 0 1 0 0 0 0 0 -1 1/2```
2 x,x,1/4 +1 { 2110 | 0 0 1/2 }
8 -y, -x, -z+1/2, +1
-my,-mx,-mz
 ``` 0 -1 0 0 -1 0 0 0 0 0 -1 1/2```
2 x,-x,1/4 +1 { 21-10 | 0 0 1/2 }
9 -x, -y, -z, +1
mx,my,mz
 ``` -1 0 0 0 0 -1 0 0 0 0 -1 0```
-1 0,0,0 +1 { -1 | 0 }
10 y, -x, -z, +1
-my,mx,mz
 ``` 0 1 0 0 -1 0 0 0 0 0 -1 0```
-4+ 0,0,z 0,0,0 +1 { -4+001 | 0 }
11 -y, x, -z, +1
my,-mx,mz
 ``` 0 -1 0 0 1 0 0 0 0 0 -1 0```
-4- 0,0,z 0,0,0 +1 { -4-001 | 0 }
12 -x, y, z+1/2, +1
mx,-my,-mz
 ``` -1 0 0 0 0 1 0 0 0 0 1 1/2```
c 0,y,z +1 { m100 | 0 0 1/2 }
13 x, -y, z+1/2, +1
-mx,my,-mz
 ``` 1 0 0 0 0 -1 0 0 0 0 1 1/2```
c x,0,z +1 { m010 | 0 0 1/2 }
14 x, y, -z, +1
-mx,-my,mz
 ``` 1 0 0 0 0 1 0 0 0 0 -1 0```
m x,y,0 +1 { m001 | 0 }
15 -y, -x, z+1/2, +1
my,mx,-mz
 ``` 0 -1 0 0 -1 0 0 0 0 0 1 1/2```
c x,-x,z +1 { m110 | 0 0 1/2 }
16 y, x, z+1/2, +1
-my,-mx,-mz
 ``` 0 1 0 0 1 0 0 0 0 0 1 1/2```
c x,x,z +1 { m1-10 | 0 0 1/2 }
17 x+1/2, y+1/2, z+1/2, +1
mx,my,mz
 ``` 1 0 0 1/2 0 1 0 1/2 0 0 1 1/2```
t (1/2,1/2,1/2) +1 { 1 | 1/2 1/2 1/2 }
18 -y+1/2, x+1/2, z+1/2, +1
-my,mx,mz
 ``` 0 -1 0 1/2 1 0 0 1/2 0 0 1 1/2```
4+ (0,0,1/2) 0,1/2,z +1 { 4+001 | 1/2 1/2 1/2 }
19 y+1/2, -x+1/2, z+1/2, +1
my,-mx,mz
 ``` 0 1 0 1/2 -1 0 0 1/2 0 0 1 1/2```
4- (0,0,1/2) 1/2,0,z +1 { 4-001 | 1/2 1/2 1/2 }
20 x+1/2, -y+1/2, -z, +1
mx,-my,-mz
 ``` 1 0 0 1/2 0 -1 0 1/2 0 0 -1 0```
2 (1/2,0,0) x,1/4,0 +1 { 2100 | 1/2 1/2 0 }
21 -x+1/2, y+1/2, -z, +1
-mx,my,-mz
 ``` -1 0 0 1/2 0 1 0 1/2 0 0 -1 0```
2 (0,1/2,0) 1/4,y,0 +1 { 2010 | 1/2 1/2 0 }
22 -x+1/2, -y+1/2, z+1/2, +1
-mx,-my,mz
 ``` -1 0 0 1/2 0 -1 0 1/2 0 0 1 1/2```
2 (0,0,1/2) 1/4,1/4,z +1 { 2001 | 1/2 1/2 1/2 }
23 y+1/2, x+1/2, -z, +1
my,mx,-mz
 ``` 0 1 0 1/2 1 0 0 1/2 0 0 -1 0```
2 (1/2,1/2,0) x,x,0 +1 { 2110 | 1/2 1/2 0 }
24 -y+1/2, -x+1/2, -z, +1
-my,-mx,-mz
 ``` 0 -1 0 1/2 -1 0 0 1/2 0 0 -1 0```
2 x,-x+1/2,0 +1 { 21-10 | 1/2 1/2 0 }
25 -x+1/2, -y+1/2, -z+1/2, +1
mx, my, mz
 ``` -1 0 0 1/2 0 -1 0 1/2 0 0 -1 1/2```
-1 1/4,1/4,1/4 +1 { -1 | 1/2 1/2 1/2 }
26 y+1/2, -x+1/2, -z+1/2, +1
-my, mx, mz
 ``` 0 1 0 1/2 -1 0 0 1/2 0 0 -1 1/2```
-4+ 1/2,0,z 1/2,0,1/4 +1 { -4+001 | 1/2 1/2 1/2 }
27 -y+1/2, x+1/2, -z+1/2, +1
my, -mx, mz
 ``` 0 -1 0 1/2 1 0 0 1/2 0 0 -1 1/2```
-4- 0,1/2,z 0,1/2,1/4 +1 { -4-001 | 1/2 1/2 1/2 }
28 -x+1/2, y+1/2, z, +1
mx, -my, -mz
 ``` -1 0 0 1/2 0 1 0 1/2 0 0 1 0```
b 1/4,y,z +1 { m100 | 1/2 1/2 0 }
29 x+1/2, -y+1/2, z, +1
-mx, my, -mz
 ``` 1 0 0 1/2 0 -1 0 1/2 0 0 1 0```
a x,1/4,z +1 { m010 | 1/2 1/2 0 }
30 x+1/2, y+1/2, -z+1/2, +1
-mx, -my, mz
 ``` 1 0 0 1/2 0 1 0 1/2 0 0 -1 1/2```
n (1/2,1/2,0) x,y,1/4 +1 { m001 | 1/2 1/2 1/2 }
31 -y+1/2, -x+1/2, z, +1
my, mx, -mz
 ``` 0 -1 0 1/2 -1 0 0 1/2 0 0 1 0```
m x+1/2,-x,z +1 { m110 | 1/2 1/2 0 }
32 y+1/2, x+1/2, z, +1
-my, -mx, -mz
 ``` 0 1 0 1/2 1 0 0 1/2 0 0 1 0```
g (1/2,1/2,0) x,x,z +1 { m1-10 | 1/2 1/2 0 }
33 x, y, z+1/2, -1
-mx,-my,-mz
 ``` 1 0 0 0 0 1 0 0 0 0 1 1/2``` '
t (0,0,1/2) -1 { 1' | 0 0 1/2 }
34 -y, x, z+1/2, -1
my,-mx,-mz
 ``` 0 -1 0 0 1 0 0 0 0 0 1 1/2``` '
4+ (0,0,1/2) 0,0,z -1 { 4'+001 | 0 0 1/2 }
35 y, -x, z+1/2, -1
-my,mx,-mz
 ``` 0 1 0 0 -1 0 0 0 0 0 1 1/2``` '
4- (0,0,1/2) 0,0,z -1 { 4'-001 | 0 0 1/2 }
36 x, -y, -z, -1
-mx,my,mz
 ``` 1 0 0 0 0 -1 0 0 0 0 -1 0``` '
2 x,0,0 -1 { 2'100 | 0 }
37 -x, y, -z, -1
mx,-my,mz
 ``` -1 0 0 0 0 1 0 0 0 0 -1 0``` '
2 0,y,0 -1 { 2'010 | 0 }
38 -x, -y, z+1/2, -1
mx,my,-mz
 ``` -1 0 0 0 0 -1 0 0 0 0 1 1/2``` '
2 (0,0,1/2) 0,0,z -1 { 2'001 | 0 0 1/2 }
39 y, x, -z, -1
-my,-mx,mz
 ``` 0 1 0 0 1 0 0 0 0 0 -1 0``` '
2 x,x,0 -1 { 2'110 | 0 }
40 -y, -x, -z, -1
my,mx,mz
 ``` 0 -1 0 0 -1 0 0 0 0 0 -1 0``` '
2 x,-x,0 -1 { 2'1-10 | 0 }
41 -x, -y, -z+1/2, -1
-mx,-my,-mz
 ``` -1 0 0 0 0 -1 0 0 0 0 -1 1/2``` '
-1 0,0,1/4 -1 { -1' | 0 0 1/2 }
42 y, -x, -z+1/2, -1
my,-mx,-mz
 ``` 0 1 0 0 -1 0 0 0 0 0 -1 1/2``` '
-4+ 0,0,z 0,0,1/4 -1 { -4'+001 | 0 0 1/2 }
43 -y, x, -z+1/2, -1
-my,mx,-mz
 ``` 0 -1 0 0 1 0 0 0 0 0 -1 1/2``` '
-4- 0,0,z 0,0,1/4 -1 { -4'-001 | 0 0 1/2 }
44 -x, y, z, -1
-mx,my,mz
 ``` -1 0 0 0 0 1 0 0 0 0 1 0``` '
m 0,y,z -1 { m'100 | 0 }
45 x, -y, z, -1
mx,-my,mz
 ``` 1 0 0 0 0 -1 0 0 0 0 1 0``` '
m x,0,z -1 { m'010 | 0 }
46 x, y, -z+1/2, -1
mx,my,-mz
 ``` 1 0 0 0 0 1 0 0 0 0 -1 1/2``` '
m x,y,1/4 -1 { m'001 | 0 0 1/2 }
47 -y, -x, z, -1
-my,-mx,mz
 ``` 0 -1 0 0 -1 0 0 0 0 0 1 0``` '
m x,-x,z -1 { m'110 | 0 }
48 y, x, z, -1
my,mx,mz
 ``` 0 1 0 0 1 0 0 0 0 0 1 0``` '
m x,x,z -1 { m'1-10 | 0 }
49 x+1/2, y+1/2, z, -1
-mx, -my, -mz
 ``` 1 0 0 1/2 0 1 0 1/2 0 0 1 0``` '
t (1/2,1/2,0) -1 { 1' | 1/2 1/2 0 }
50 -y+1/2, x+1/2, z, -1
my, -mx, -mz
 ``` 0 -1 0 1/2 1 0 0 1/2 0 0 1 0``` '
4+ 0,1/2,z -1 { 4'+001 | 1/2 1/2 0 }
51 y+1/2, -x+1/2, z, -1
-my, mx, -mz
 ``` 0 1 0 1/2 -1 0 0 1/2 0 0 1 0``` '
4- 1/2,0,z -1 { 4'-001 | 1/2 1/2 0 }
52 x+1/2, -y+1/2, -z+1/2, -1
-mx, my, mz
 ``` 1 0 0 1/2 0 -1 0 1/2 0 0 -1 1/2``` '
2 (1/2,0,0) x,1/4,1/4 -1 { 2'100 | 1/2 1/2 1/2 }
53 -x+1/2, y+1/2, -z+1/2, -1
mx, -my, mz
 ``` -1 0 0 1/2 0 1 0 1/2 0 0 -1 1/2``` '
2 (0,1/2,0) 1/4,y,1/4 -1 { 2'010 | 1/2 1/2 1/2 }
54 -x+1/2, -y+1/2, z, -1
mx, my, -mz
 ``` -1 0 0 1/2 0 -1 0 1/2 0 0 1 0``` '
2 1/4,1/4,z -1 { 2'001 | 1/2 1/2 0 }
55 y+1/2, x+1/2, -z+1/2, -1
-my, -mx, mz
 ``` 0 1 0 1/2 1 0 0 1/2 0 0 -1 1/2``` '
2 (1/2,1/2,0) x,x,1/4 -1 { 2'110 | 1/2 1/2 1/2 }
56 -y+1/2, -x+1/2, -z+1/2, -1
my, mx, mz
 ``` 0 -1 0 1/2 -1 0 0 1/2 0 0 -1 1/2``` '
2 x,-x+1/2,1/4 -1 { 2'1-10 | 1/2 1/2 1/2 }
57 -x+1/2, -y+1/2, -z, -1
-mx,-my,-mz
 ``` -1 0 0 1/2 0 -1 0 1/2 0 0 -1 0``` '
-1 1/4,1/4,0 -1 { -1' | 1/2 1/2 0 }
58 y+1/2, -x+1/2, -z, -1
my,-mx,-mz
 ``` 0 1 0 1/2 -1 0 0 1/2 0 0 -1 0``` '
-4+ 1/2,0,z 1/2,0,0 -1 { -4'+001 | 1/2 1/2 0 }
59 -y+1/2, x+1/2, -z, -1
-my,mx,-mz
 ``` 0 -1 0 1/2 1 0 0 1/2 0 0 -1 0``` '
-4- 0,1/2,z 0,1/2,0 -1 { -4'-001 | 1/2 1/2 0 }
60 -x+1/2, y+1/2, z+1/2, -1
-mx,my,mz
 ``` -1 0 0 1/2 0 1 0 1/2 0 0 1 1/2``` '
n (0,1/2,1/2) 1/4,y,z -1 { m'100 | 1/2 1/2 1/2 }
61 x+1/2, -y+1/2, z+1/2, -1
mx,-my,mz
 ``` 1 0 0 1/2 0 -1 0 1/2 0 0 1 1/2``` '
n (1/2,0,1/2) x,1/4,z -1 { m'010 | 1/2 1/2 1/2 }
62 x+1/2, y+1/2, -z, -1
mx,my,-mz
 ``` 1 0 0 1/2 0 1 0 1/2 0 0 -1 0``` '
n (1/2,1/2,0) x,y,0 -1 { m'001 | 1/2 1/2 0 }
63 -y+1/2, -x+1/2, z+1/2, -1
-my,-mx,mz
 ``` 0 -1 0 1/2 -1 0 0 1/2 0 0 1 1/2``` '
c x+1/2,-x,z -1 { m'110 | 1/2 1/2 1/2 }
64 y+1/2, x+1/2, z+1/2, -1
my,mx,mz
 ``` 0 1 0 1/2 1 0 0 1/2 0 0 1 1/2``` '
n (1/2,1/2,1/2) x,x,z -1 { m'1-10 | 1/2 1/2 1/2 }

Go to the list of the Wyckoff Positions of the Group Ic4/mcm (#140.550)
Go to the Systematic Absences for the Group Ic4/mcm (#140.550)

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