data_[Na2In12Ag8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  In  1.7800  1.5500  0.9400
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [I-42m]
_cell_length_a [7.2120]
_cell_length_b [7.2120]
_cell_length_c [10.7532]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [121]
_chemical_formula_structural [Na(In3Ag2)2]
_chemical_formula_sum '[Na2 In12 Ag8]'
_cell_volume [559.3046]
_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  0.0000  0.0000  0.0000  1.0
  In  In1  8  0.1779  0.1779  0.2857  1.0
  In  In2  4  0.0000  0.5000  0.0000  1.0
  Ag  Ag3  8  0.1714  0.8286  0.4261  1.0
]