data_[Tm4Ag4Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Ag  1.9300  1.6000  1.0867
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [7.8563]
_cell_length_b [7.8563]
_cell_length_c [3.9091]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Tm2Ag2Pb]
_chemical_formula_sum '[Tm4 Ag4 Pb2]'
_cell_volume [241.2738]
_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
[
  Tm  Tm0  4  0.1692  0.3308  0.5000  1.0
  Ag  Ag1  4  0.1253  0.6253  0.0000  1.0
  Pb  Pb2  2  0.0000  0.0000  0.0000  1.0
]