data_[K2Ag2Sn2Br8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.3129]
_cell_length_b [8.0651]
_cell_length_c [8.9036]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.4687]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KAgSnBr4]
_chemical_formula_sum '[K2 Ag2 Sn2 Br8]'
_cell_volume [503.5836]
_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  2  0.2092  0.2500  0.0499  1.0
  Ag  Ag1  2  0.2245  0.7500  0.3257  1.0
  Sn  Sn2  2  0.2044  0.2500  0.5531  1.0
  Br  Br3  4  0.0185  0.5101  0.7334  1.0
  Br  Br4  2  0.4913  0.7500  0.1628  1.0
  Br  Br5  2  0.4964  0.2500  0.3991  1.0
]