data_[Na4V2Pb2S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  V  1.6300  1.3500  0.7775
  Pb  2.3300  1.8000  1.1225
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [9.5219]
_cell_length_b [7.5371]
_cell_length_c [5.9662]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Na2VPbS4]
_chemical_formula_sum '[Na4 V2 Pb2 S8]'
_cell_volume [428.1810]
_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  0.2469  0.6786  0.9391  1.0
  V  V1  2  0.0000  0.1705  0.0133  1.0
  Pb  Pb2  2  0.0000  0.8091  0.4436  1.0
  S  S3  4  0.1981  0.3084  0.9243  1.0
  S  S4  2  0.0000  0.1579  0.3878  1.0
  S  S5  2  0.0000  0.8783  0.9287  1.0
]