data_[Rb4Cu4Ag4Cl12]
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
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [20.0901]
_cell_length_b [4.1002]
_cell_length_c [8.8630]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.5602]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbCuAgCl3]
_chemical_formula_sum '[Rb4 Cu4 Ag4 Cl12]'
_cell_volume [658.6289]
_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
[
  Rb  Rb0  4  0.1517  0.5000  0.2655  1.0
  Cu  Cu1  4  0.0319  0.0000  0.3976  1.0
  Ag  Ag2  4  0.1724  0.5000  0.8159  1.0
  Cl  Cl3  4  0.0123  0.5000  0.7166  1.0
  Cl  Cl4  4  0.1577  0.0000  0.5705  1.0
  Cl  Cl5  4  0.1765  0.0000  0.0250  1.0
]