data_[Na4Sr2Te6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sr  0.9500  2.0000  1.3200
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.9124]
_cell_length_b [7.4941]
_cell_length_c [9.0375]
_cell_angle_alpha [113.6772]
_cell_angle_beta [109.6364]
_cell_angle_gamma [92.6063]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Na2SrTe3]
_chemical_formula_sum '[Na4 Sr2 Te6]'
_cell_volume [394.8864]
_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
[
  Na  Na0  2  0.4717  0.3243  0.1711  1.0
  Na  Na1  1  0.0000  0.0000  0.0000  1.0
  Na  Na2  1  0.5000  0.0000  0.5000  1.0
  Sr  Sr3  2  0.0186  0.3560  0.7143  1.0
  Te  Te4  2  0.1922  0.2991  0.3995  1.0
  Te  Te5  2  0.2297  0.9683  0.7362  1.0
  Te  Te6  2  0.3187  0.7027  0.1113  1.0
]