data_[K4Mg4Cu8Br24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Mg  1.3100  1.5000  0.8600
  Cu  1.9000  1.3500  0.8200
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [14.3352]
_cell_length_b [12.8513]
_cell_length_c [8.1597]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.8537]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [KMg(CuBr3)2]
_chemical_formula_sum '[K4 Mg4 Cu8 Br24]'
_cell_volume [1363.9995]
_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  0.1556  0.2500  1.0
  Mg  Mg1  4  0.0000  0.1882  0.7500  1.0
  Cu  Cu2  8  0.1921  0.4451  0.1740  1.0
  Br  Br3  8  0.1158  0.0653  0.6723  1.0
  Br  Br4  8  0.1187  0.2701  0.0397  1.0
  Br  Br5  8  0.1475  0.4363  0.4280  1.0
]