data_[Ba2Na2Sm2O6]
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
  Sm  1.1700  1.8500  1.2290
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.6520]
_cell_length_b [3.7180]
_cell_length_c [9.4303]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.7220]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [BaNaSmO3]
_chemical_formula_sum '[Ba2 Na2 Sm2 O6]'
_cell_volume [227.5032]
_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  2  0.3647  0.2500  0.3113  1.0
  Na  Na1  2  0.3217  0.7500  0.9492  1.0
  Sm  Sm2  2  0.1264  0.2500  0.6616  1.0
  O  O3  2  0.0278  0.7500  0.7722  1.0
  O  O4  2  0.2193  0.7500  0.5033  1.0
  O  O5  2  0.4524  0.2500  0.8179  1.0
]