data_[Pr12N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [7.3081]
_cell_length_b [9.8483]
_cell_length_c [6.1385]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [Pr3N]
_chemical_formula_sum '[Pr12 N4]'
_cell_volume [441.8006]
_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
[
  Pr  Pr0  8  0.2500  0.0733  0.7500  1
  Pr  Pr1  4  0.0000  0.2500  0.2040  1
  N  N2  4  0.0000  0.0000  0.0000  1
]