data_BaNa2O2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.87
_cell_length_b   6.87
_cell_length_c   7.87
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   147.85
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BaNa2O2
_chemical_formula_sum   'Ba2 Na4 O4'
_cell_volume   197.77
_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  1  0.9  0.95  0.52  1.0
  Ba  Ba1  1  0.9  0.05  0.46  1.0
  Na  Na2  1  0.9  0.14  0.8  1.0
  Na  Na3  1  0.9  1.0  0.75  1.0
  Na  Na4  1  0.9  0.86  0.87  1.0
  Na  Na5  1  0.9  0.0  0.81  1.0
  O  O6  1  0.9  0.89  0.24  1.0
  O  O7  1  0.9  0.41  0.49  1.0
  O  O8  1  0.9  0.59  0.55  1.0
  O  O9  1  0.9  0.11  0.18  1.0

data_BaNa2O2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.8
_cell_length_b   6.87
_cell_length_c   7.87
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   106.08
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BaNa2O2
_chemical_formula_sum   'Ba2 Na4 O4'
_cell_volume   197.77
_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  1  0.05  0.96  0.52  1.0
  Ba  Ba1  1  0.95  0.85  0.46  1.0
  Na  Na2  1  0.0  0.9  0.75  1.0
  Na  Na3  1  0.14  0.05  0.87  1.0
  Na  Na4  1  0.86  0.76  0.8  1.0
  Na  Na5  1  1.0  0.9  0.81  1.0
  O  O6  1  0.11  0.02  0.24  1.0
  O  O7  1  0.41  0.32  0.55  1.0
  O  O8  1  0.59  0.49  0.49  1.0
  O  O9  1  0.89  0.79  0.18  1.0

Ba Ba Na Na Na Na O O O O