data_[K4Na2Ag4Cl12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.4646]
_cell_length_b [7.2570]
_cell_length_c [7.6573]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.8561]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K2Na(AgCl3)2]
_chemical_formula_sum '[K4 Na2 Ag4 Cl12]'
_cell_volume [661.5165]
_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
[
  K  K0  4  0.2309  0.5000  0.1873  1.0
  Na  Na1  2  0.0000  0.5000  0.5000  1.0
  Ag  Ag2  4  0.0617  0.0000  0.2294  1.0
  Cl  Cl3  8  0.0716  0.2519  0.8192  1.0
  Cl  Cl4  4  0.2354  0.5000  0.6023  1.0
]