data_[Ba2Na4Sr4]
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
  Sr  0.9500  2.0000  1.3200
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.3536]
_cell_length_b [4.2176]
_cell_length_c [7.1650]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.3883]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ba(NaSr)2]
_chemical_formula_sum '[Ba2 Na4 Sr4]'
_cell_volume [512.1984]
_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  0.0000  0.0000  0.0000  1.0
  Na  Na1  4  0.2029  0.5000  0.1225  1.0
  Sr  Sr2  4  0.1230  0.5000  0.5635  1.0
]