data_[Na4Sr2Zn4S8]
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
  Zn  1.6500  1.3500  0.8800
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.5974]
_cell_length_b [4.0355]
_cell_length_c [10.3715]
_cell_angle_alpha [90.0000]
_cell_angle_beta [130.3494]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na2Sr(ZnS2)2]
_chemical_formula_sum '[Na4 Sr2 Zn4 S8]'
_cell_volume [433.7276]
_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  4  0.1675  0.0000  0.7876  1.0
  Sr  Sr1  2  0.0000  0.0000  0.0000  1.0
  Zn  Zn2  4  0.1487  0.5000  0.3568  1.0
  S  S3  4  0.0701  0.5000  0.8653  1.0
  S  S4  4  0.2441  0.5000  0.6457  1.0
]