data_[Rb2Ni2Ag2Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ni  1.9100  1.3500  0.7400
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.3867]
_cell_length_b [7.2637]
_cell_length_c [8.8404]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.1100]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbNiAgCl4]
_chemical_formula_sum '[Rb2 Ni2 Ag2 Cl8]'
_cell_volume [395.9426]
_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  0.2633  0.2500  0.0667  1
  Ni  Ni1  2  0.2034  0.7500  0.3304  1
  Ag  Ag2  2  0.1372  0.2500  0.5043  1
  Cl  Cl3  4  0.0406  0.0143  0.7182  1
  Cl  Cl4  2  0.3154  0.7500  0.1083  1
  Cl  Cl5  2  0.4839  0.7500  0.5433  1
]