data_[Tb2Pm2Er2N6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
  Er  1.2400  1.7500  1.0300
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.0239]
_cell_length_b [3.4961]
_cell_length_c [9.0599]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.6942]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [TbPmErN3]
_chemical_formula_sum '[Tb2 Pm2 Er2 N6]'
_cell_volume [186.8419]
_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
[
  Tb  Tb0  2  0.2309  0.2500  0.9546  1
  Pm  Pm1  2  0.3463  0.7500  0.3031  1
  Er  Er2  2  0.1488  0.7500  0.6390  1
  N  N3  2  0.0362  0.2500  0.1564  1
  N  N4  2  0.2453  0.2500  0.5081  1
  N  N5  2  0.4596  0.7500  0.8297  1
]