data_[K8Ag4Pb4Br20]
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
  Pb  2.3300  1.8000  1.1225
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.5149]
_cell_length_b [19.3598]
_cell_length_c [14.2342]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [K2AgPbBr5]
_chemical_formula_sum '[K8 Ag4 Pb4 Br20]'
_cell_volume [1244.1655]
_cell_formula_units_Z [4]
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  0.0000  0.1059  0.6848  1.0
  K  K1  4  0.0000  0.1269  0.3121  1.0
  Ag  Ag2  4  0.0000  0.4800  0.4549  1.0
  Pb  Pb3  4  0.0000  0.2091  0.0145  1.0
  Br  Br4  4  0.0000  0.0514  0.0493  1.0
  Br  Br5  4  0.0000  0.2830  0.6634  1.0
  Br  Br6  4  0.0000  0.3013  0.3686  1.0
  Br  Br7  4  0.0000  0.3650  0.0035  1.0
  Br  Br8  4  0.0000  0.4969  0.7730  1.0
]