data_[Cs1Er1W2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Er  1.2400  1.7500  1.0300
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [6.0966]
_cell_length_b [6.0966]
_cell_length_c [8.4014]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [CsEr(WO4)2]
_chemical_formula_sum '[Cs1 Er1 W2 O8]'
_cell_volume [270.4284]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.0000  1.0
  Er  Er1  1  0.0000  0.0000  0.5000  1.0
  W  W2  2  0.3333  0.6667  0.7284  1.0
  O  O3  6  0.1690  0.8310  0.6596  1.0
  O  O4  2  0.3333  0.6667  0.9398  1.0
]