data_[Pm4Tm6Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Tm  1.2500  1.7500  1.0950
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.3046]
_cell_length_b [12.0407]
_cell_length_c [6.5032]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.7670]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Pm2Tm3Pb2]
_chemical_formula_sum '[Pm4 Tm6 Pb4]'
_cell_volume [432.7425]
_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
[
  Pm  Pm0  4  0.1302  0.7220  0.8727  1
  Tm  Tm1  4  0.3437  0.0559  0.6405  1
  Tm  Tm2  2  0.0000  0.0000  0.0000  1
  Pb  Pb3  4  0.3905  0.1735  0.1374  1
]