data_[Gd1Er1Ir1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Gd  1.2000  1.8000  1.0750
  Er  1.2400  1.7500  1.0300
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [P3m1]
_cell_length_a [4.1136]
_cell_length_b [4.1136]
_cell_length_c [6.0813]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [GdErIr]
_chemical_formula_sum '[Gd1 Er1 Ir1]'
_cell_volume [89.1193]
_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
[
  Gd  Gd0  1  0.0000  0.0000  0.5672  1
  Er  Er1  1  0.3333  0.6667  0.1038  1
  Ir  Ir2  1  0.6667  0.3333  0.3290  1
]