data_IrRh
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.65
_cell_length_b   2.65
_cell_length_c   4.4
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   110.83
_symmetry_Int_Tables_number   1
_chemical_formula_structural   IrRh
_chemical_formula_sum   'Ir1 Rh1'
_cell_volume   28.97
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Ir  Ir0  1  0.51  0.0  0.2  1.0
  Rh  Rh1  1  0.0  0.0  0.0  1.0

data_IrRh
_symmetry_space_group_name_H-M   P2
_cell_length_a   2.65
_cell_length_b   4.4
_cell_length_c   2.65
_cell_angle_alpha   90.0
_cell_angle_beta   110.83
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   3
_chemical_formula_structural   IrRh
_chemical_formula_sum   'Ir1 Rh1'
_cell_volume   28.97
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-x, y, -z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Ir  Ir0  1  0.5  0.8  0.0  1.0
  Rh  Rh1  1  0.0  0.0  0.0  1.0

Ir Rh