data_[Rb4Tb4Cl16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tb  1.1000  1.7500  0.9815
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.3668]
_cell_length_b [20.4950]
_cell_length_c [7.6070]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [RbTbCl4]
_chemical_formula_sum '[Rb4 Tb4 Cl16]'
_cell_volume [836.7176]
_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  0.1706  0.1757  1.0
  Tb  Tb1  4  0.0000  0.4125  0.2280  1.0
  Cl  Cl2  4  0.0000  0.0806  0.7486  1.0
  Cl  Cl3  4  0.0000  0.3064  0.4171  1.0
  Cl  Cl4  4  0.0000  0.3442  0.9450  1.0
  Cl  Cl5  4  0.0000  0.4732  0.5522  1.0
]