data_[Er2Ag6Cl12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.9187]
_cell_length_b [6.8674]
_cell_length_c [12.4631]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.0956]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Er(AgCl2)3]
_chemical_formula_sum '[Er2 Ag6 Cl12]'
_cell_volume [501.6606]
_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
[
  Er  Er0  2  0.0000  0.0000  0.0000  1.0
  Ag  Ag1  4  0.2654  0.0386  0.7586  1.0
  Ag  Ag2  2  0.5000  0.0000  0.5000  1.0
  Cl  Cl3  4  0.0704  0.1791  0.4130  1.0
  Cl  Cl4  4  0.2731  0.6726  0.4427  1.0
  Cl  Cl5  4  0.3483  0.0990  0.2285  1.0
]