data_[K4Pr2Cu2Br12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Pr  1.1300  1.8500  1.0600
  Cu  1.9000  1.3500  0.8200
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [8.0319]
_cell_length_b [8.7724]
_cell_length_c [12.7547]
_cell_angle_alpha [90.0000]
_cell_angle_beta [128.2933]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [K2PrCuBr6]
_chemical_formula_sum '[K4 Pr2 Cu2 Br12]'
_cell_volume [705.3306]
_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  0.2738  0.5896  0.7528  1.0
  Pr  Pr1  2  0.5000  0.0000  0.0000  1.0
  Cu  Cu2  2  0.0000  0.0000  0.5000  1.0
  Br  Br3  4  0.1117  0.5340  0.2156  1.0
  Br  Br4  4  0.2499  0.1673  0.0544  1.0
  Br  Br5  4  0.3816  0.7120  0.0501  1.0
]