data_[Cs4Rb2Er2Cl12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Er  1.2400  1.7500  1.0300
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [7.8026]
_cell_length_b [11.5108]
_cell_length_c [8.7292]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [Cs2RbErCl6]
_chemical_formula_sum '[Cs4 Rb2 Er2 Cl12]'
_cell_volume [784.0023]
_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
[
  Cs  Cs0  4  0.0000  0.2796  0.8064  1
  Rb  Rb1  2  0.0000  0.5000  0.2954  1
  Er  Er2  2  0.0000  0.0000  0.2123  1
  Cl  Cl3  4  0.0000  0.2281  0.2076  1
  Cl  Cl4  4  0.2320  0.0000  0.9912  1
  Cl  Cl5  4  0.2475  0.0000  0.4129  1
]