data_[Be4Te6Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Be  1.5700  1.0500  0.5900
  Te  2.1000  1.4000  1.2933
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [8.2095]
_cell_length_b [21.4096]
_cell_length_c [4.9223]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [Be2Te3Pb]
_chemical_formula_sum '[Be4 Te6 Pb2]'
_cell_volume [865.1490]
_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  4  0.2500  0.1005  0.8558  1
  Te  Te1  4  0.0000  0.1497  0.0000  1
  Te  Te2  2  0.2500  0.0000  0.5359  1
  Pb  Pb3  2  0.0000  0.0000  0.0000  1
]