data_[Pm8Nd4Mn4N16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Mn  1.5500  1.4000  0.6483
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.4860]
_cell_length_b [11.7863]
_cell_length_c [12.0138]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Pm2NdMnN4]
_chemical_formula_sum '[Pm8 Nd4 Mn4 N16]'
_cell_volume [493.6192]
_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  8  0.0000  0.3690  0.5450  1
  Nd  Nd1  4  0.0000  0.1052  0.7500  1
  Mn  Mn2  4  0.0000  0.1651  0.2500  1
  N  N3  8  0.0000  0.2717  0.1338  1
  N  N4  4  0.0000  0.0000  0.0000  1
  N  N5  4  0.0000  0.4229  0.7500  1
]