
group
                'p1'
dim
                   2
crystal_system
           'oblique'
N_cell_param
                   3
cell_param
      1.0        2.0       0.7

group
                'p2'
dim
                   2
crystal_system
           'oblique'
N_cell_param
                   3
cell_param
      1.0        2.0       0.7
p2        oblique

group
                'pm'
dim
                   2
crystal_system
       'rectangular'
N_cell_param
                   2
cell_param
      1.0        2.0   

group
                'pg'
dim
                   2
crystal_system
       'rectangular'
N_cell_param
                   2
cell_param
      1.0        2.0   

group
                'cm'
dim
                   2
crystal_system
       'rectangular'
N_cell_param
                   2
cell_param
      1.0        2.0   

group
              'p2mm'
dim
                   2
crystal_system
       'rectangular'
N_cell_param
                   2
cell_param
      1.0        2.0   

group
              'p2mg'
dim
                   2
crystal_system
       'rectangular'
N_cell_param
                   2
cell_param
      1.0        2.0   

group
              'p2gg'
dim
                   2
crystal_system
       'rectangular'
N_cell_param
                   2
cell_param
      1.0        2.0   

group
              'c2mm'
dim
                   2
crystal_system
       'rectangular'
N_cell_param
                   2
cell_param
      1.0        2.0   

group
                'p4'
dim
                   2
crystal_system
            'square'
N_cell_param
                   1
cell_param
      1.0        2.0   

group
              'p4mm'
dim
                   2
crystal_system
            'square'
N_cell_param
                   1
cell_param
      1.0        2.0   

group
              'p4gm'
dim
                   2
crystal_system
            'square'
N_cell_param
                   1
cell_param
      1.0        2.0   

group
                'p3'
dim
                   2
crystal_system
         'hexagonal'
N_cell_param
                   1
cell_param
                1.0 

group
              'p3m1'
dim
                   2
crystal_system
         'hexagonal'
N_cell_param
                   1
cell_param
                 1.0

group
              'p31m'
dim
                   2
crystal_system
         'hexagonal'
N_cell_param
                   1
cell_param
                 1.0

group
                'p6'
dim
                   2
crystal_system
         'hexagonal'
N_cell_param
                   1
cell_param
                 1.0

group
              'p6mm'
dim
                   2
crystal_system
         'hexagonal'
N_cell_param
                   1
cell_param
                 1.0

