data_[Rb4As4Cl16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  As  2.1800  1.1500  0.6600
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.1175]
_cell_length_b [20.7190]
_cell_length_c [7.3949]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [RbAsCl4]
_chemical_formula_sum '[Rb4 As4 Cl16]'
_cell_volume [784.0773]
_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  0.0000  0.4177  0.7500  1.0
  As  As1  4  0.0000  0.1019  0.7500  1.0
  Cl  Cl2  8  0.0000  0.1750  0.5198  1.0
  Cl  Cl3  4  0.0000  0.0000  0.0000  1.0
  Cl  Cl4  4  0.0000  0.4122  0.2500  1.0
]