data_[Rb4Zn2Cu4Br12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Zn  1.6500  1.3500  0.8800
  Cu  1.9000  1.3500  0.8200
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.5491]
_cell_length_b [7.5395]
_cell_length_c [7.6756]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.8222]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Zn(CuBr3)2]
_chemical_formula_sum '[Rb4 Zn2 Cu4 Br12]'
_cell_volume [673.3462]
_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  0.2344  0.5000  0.2148  1.0
  Zn  Zn1  2  0.0000  0.5000  0.5000  1.0
  Cu  Cu2  4  0.0605  0.0000  0.2119  1.0
  Br  Br3  8  0.0358  0.2616  0.7766  1.0
  Br  Br4  4  0.2404  0.5000  0.6774  1.0
]