data_[Be2Zn2Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Be  1.5700  1.0500  0.5900
  Zn  1.6500  1.3500  0.8800
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [5.8536]
_cell_length_b [5.9472]
_cell_length_c [5.9094]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.3796]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [BeZnPb2]
_chemical_formula_sum '[Be2 Zn2 Pb4]'
_cell_volume [182.6739]
_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
[
  Be  Be0  2  0.0000  0.7532  0.0000  1
  Zn  Zn1  2  0.0000  0.4966  0.5000  1
  Pb  Pb2  2  0.0000  0.2571  0.0000  1
  Pb  Pb3  2  0.0000  0.9928  0.5000  1
]