data_[Rb2Cu2As4Cl16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cu  1.9000  1.3500  0.8200
  As  2.1800  1.1500  0.6600
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.8322]
_cell_length_b [10.1039]
_cell_length_c [9.7251]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.4501]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbCu(AsCl4)2]
_chemical_formula_sum '[Rb2 Cu2 As4 Cl16]'
_cell_volume [857.3568]
_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  2  0.0000  0.0000  0.5000  1.0
  Cu  Cu1  2  0.0000  0.0000  0.0000  1.0
  As  As2  4  0.0298  0.5000  0.8143  1.0
  Cl  Cl3  8  0.1281  0.3315  0.3110  1.0
  Cl  Cl4  4  0.1418  0.0000  0.8888  1.0
  Cl  Cl5  4  0.1658  0.5000  0.6880  1.0
]