data_[La4Pm4N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Pm  1.1300  1.8500  1.1100
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [12.1632]
_cell_length_b [3.6326]
_cell_length_c [6.4869]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [LaPmN]
_chemical_formula_sum '[La4 Pm4 N4]'
_cell_volume [286.6183]
_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
[
  La  La0  4  0.2396  0.2500  0.3889  1
  Pm  Pm1  4  0.0088  0.2500  0.7244  1
  N  N2  4  0.1195  0.7500  0.5734  1
]