data_[Sm2Y2Cu2Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
  Cu  1.9000  1.3500  0.8200
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.3583]
_cell_length_b [3.8982]
_cell_length_c [10.4991]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [SmYCuIr]
_chemical_formula_sum '[Sm2 Y2 Cu2 Ir2]'
_cell_volume [178.3749]
_cell_formula_units_Z [2]
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
[
  Sm  Sm0  2  0.0000  0.0000  0.1416  1
  Y  Y1  2  0.5000  0.0000  0.8626  1
  Cu  Cu2  2  0.5000  0.0000  0.5723  1
  Ir  Ir3  2  0.0000  0.0000  0.4235  1
]