data_[Na4Bi4H4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Bi  2.0200  1.6000  1.0350
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.4736]
_cell_length_b [4.5879]
_cell_length_c [7.0894]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.3642]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [NaBiH]
_chemical_formula_sum '[Na4 Bi4 H4]'
_cell_volume [281.2006]
_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
[
  Na  Na0  4  0.0774  0.0000  0.8306  1
  Bi  Bi1  4  0.1822  0.5000  0.5786  1
  H  H2  4  0.0336  0.5000  0.0637  1
]