data_[Y2Er4Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.4815]
_cell_length_b [6.4583]
_cell_length_c [7.8219]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.3049]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Y(ErPb)2]
_chemical_formula_sum '[Y2 Er4 Pb4]'
_cell_volume [300.7116]
_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
[
  Y  Y0  2  0.0000  0.0000  0.0000  1
  Er  Er1  4  0.0000  0.2507  0.5000  1
  Pb  Pb2  4  0.1104  0.5000  0.2026  1
]