data_[La2Pm2Cr2N6]
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
  Cr  1.6600  1.4000  0.9400
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.3475]
_cell_length_b [3.4900]
_cell_length_c [7.8029]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.6188]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [LaPmCrN3]
_chemical_formula_sum '[La2 Pm2 Cr2 N6]'
_cell_volume [197.8307]
_cell_formula_units_Z [2]
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  2  0.1846  0.7500  0.1822  1
  Pm  Pm1  2  0.1800  0.7500  0.6319  1
  Cr  Cr2  2  0.4043  0.2500  0.9190  1
  N  N3  2  0.1471  0.2500  0.3971  1
  N  N4  2  0.1589  0.2500  0.8723  1
  N  N5  2  0.4879  0.7500  0.8490  1
]