data_[Y2Be4Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Be  1.5700  1.0500  0.5900
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cmm2]
_cell_length_a [4.1669]
_cell_length_b [5.1806]
_cell_length_c [7.2124]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [35]
_chemical_formula_structural [YBe2Pb]
_chemical_formula_sum '[Y2 Be4 Pb2]'
_cell_volume [155.6958]
_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  0.5000  0.2014  1
  Be  Be1  2  0.0000  0.0000  0.9300  1
  Be  Be2  2  0.0000  0.5000  0.8136  1
  Pb  Pb3  2  0.0000  0.0000  0.5549  1
]