data_[Ba4H4Cl2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  H  2.2000  0.2500  0.0000
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [7.8057]
_cell_length_b [7.8057]
_cell_length_c [3.6155]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Ba2H2Cl]
_chemical_formula_sum '[Ba4 H4 Cl2]'
_cell_volume [220.2888]
_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
[
  Ba  Ba0  4  0.1722  0.6722  0.5000  1
  H  H1  4  0.1194  0.3806  0.0000  1
  Cl  Cl2  2  0.0000  0.0000  0.0000  1
]