data_[Rb4Cr2Cu2Cl12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cr  1.6600  1.4000  0.9400
  Cu  1.9000  1.3500  0.8200
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [7.4452]
_cell_length_b [8.8943]
_cell_length_c [7.9566]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [Rb2CrCuCl6]
_chemical_formula_sum '[Rb4 Cr2 Cu2 Cl12]'
_cell_volume [526.8879]
_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
[
  Rb  Rb0  4  0.0000  0.2417  0.2184  1.0
  Cr  Cr1  2  0.0000  0.0000  0.7440  1.0
  Cu  Cu2  2  0.0000  0.5000  0.6166  1.0
  Cl  Cl3  4  0.0000  0.2722  0.7553  1.0
  Cl  Cl4  4  0.2225  0.0000  0.5224  1.0
  Cl  Cl5  4  0.2232  0.0000  0.9502  1.0
]