data_[Nd2H2Br4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  H  2.2000  0.2500  0.0000
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [4.0100]
_cell_length_b [4.0100]
_cell_length_c [15.1122]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [NdHBr2]
_chemical_formula_sum '[Nd2 H2 Br4]'
_cell_volume [210.4514]
_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
[
  Nd  Nd0  2  0.0000  0.0000  0.2500  1.0
  H  H1  2  0.3333  0.6667  0.2500  1.0
  Br  Br2  4  0.3333  0.6667  0.6208  1.0
]