data_[Pm4Te12Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Te  2.1000  1.4000  1.2933
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [6.3384]
_cell_length_b [18.4254]
_cell_length_c [6.3896]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [PmTe3Pb]
_chemical_formula_sum '[Pm4 Te12 Pb4]'
_cell_volume [746.2280]
_cell_formula_units_Z [4]
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  0.0000  0.1558  0.0000  1
  Te  Te1  4  0.0000  0.0000  0.2189  1
  Te  Te2  4  0.0000  0.1900  0.5000  1
  Te  Te3  4  0.0000  0.3316  0.0000  1
  Pb  Pb4  4  0.0000  0.3568  0.5000  1
]