data_[Ba4Na2Sb4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Na  0.9300  1.8000  1.1600
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.6999]
_cell_length_b [6.4155]
_cell_length_c [7.9068]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.1369]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ba2Na(SbO3)2]
_chemical_formula_sum '[Ba4 Na2 Sb4 O12]'
_cell_volume [485.3445]
_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  0.2096  0.5000  0.1179  1
  Na  Na1  2  0.0000  0.5000  0.5000  1
  Sb  Sb2  4  0.0516  0.0000  0.2410  1
  O  O3  8  0.0706  0.2324  0.7960  1
  O  O4  4  0.2150  0.0000  0.5181  1
]