data_[Li4Mg2Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Mg  1.3100  1.5000  0.8600
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [10.5623]
_cell_length_b [3.6046]
_cell_length_c [4.8081]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.0791]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Li2MgPb]
_chemical_formula_sum '[Li4 Mg2 Pb2]'
_cell_volume [168.4069]
_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
[
  Li  Li0  2  0.0054  0.0000  0.9960  1.0
  Li  Li1  2  0.2455  0.5000  0.2546  1.0
  Mg  Mg2  2  0.4930  0.0000  0.4826  1.0
  Pb  Pb3  2  0.2561  0.0000  0.7667  1.0
]