data_[Sm4Dy2Cu8Pb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Dy  1.2200  1.7500  1.1310
  Cu  1.9000  1.3500  0.8200
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.6387]
_cell_length_b [7.0481]
_cell_length_c [15.1865]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Sm2Dy(CuPb)4]
_chemical_formula_sum '[Sm4 Dy2 Cu8 Pb8]'
_cell_volume [496.5124]
_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  4  0.0000  0.5000  0.1323  1
  Dy  Dy1  2  0.0000  0.0000  0.0000  1
  Cu  Cu2  8  0.0000  0.3146  0.3301  1
  Pb  Pb3  4  0.0000  0.0000  0.2154  1
  Pb  Pb4  4  0.0000  0.2109  0.5000  1
]