data_[Pm8Te4N4]
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
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [8.2574]
_cell_length_b [7.1071]
_cell_length_c [6.9432]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.3449]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Pm2TeN]
_chemical_formula_sum '[Pm8 Te4 N4]'
_cell_volume [407.3625]
_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  0.2078  0.6801  0.4583  1
  Pm  Pm1  4  0.4153  0.1650  0.6429  1
  Te  Te2  4  0.1270  0.1048  0.3026  1
  N  N3  4  0.3885  0.6688  0.1611  1
]