point groups

Crystal system Point Groups
(laue group in bold)
Alternatives
triclinic 1 -1  
monoclinic 2 m 2/m  
orthorhombic 222 mm2 mmm 2mm m2m
tetragonal low 4 -4 4/m  
tetragonal high 422 4mm -42m 4/mmm -4m2
trigonal low 3 -3  
trigonal high 312 31m -31m  
321 3m1 -3m1  
hexagonal low 6 -6 6/m  
hexagonal high 622 6mm -6m2 6/mmm -62m
rhombohedral low R3 R-3  
rhombohedral high R32 R3m R-3m  
cubic low 23 m3 m-3=m3
cubic high 432 -43m m3m m-3m=m3m

laue groups