data_[Na4As6Pt4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  As  2.1800  1.1500  0.6600
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.4457]
_cell_length_b [4.1807]
_cell_length_c [7.1367]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.6091]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na2As3Pt2]
_chemical_formula_sum '[Na4 As6 Pt4]'
_cell_volume [283.3522]
_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  0.1707  0.0000  0.8049  1
  As  As1  4  0.1240  0.5000  0.4575  1
  As  As2  2  0.0000  0.5000  0.0000  1
  Pt  Pt3  4  0.1228  0.0000  0.2575  1
]