data_[Dy3Ag9Cl18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [6.9808]
_cell_length_b [6.9808]
_cell_length_c [18.5042]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Dy(AgCl2)3]
_chemical_formula_sum '[Dy3 Ag9 Cl18]'
_cell_volume [780.9180]
_cell_formula_units_Z [3]
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
[
  Dy  Dy0  3  0.0000  0.0000  0.0000  1.0
  Ag  Ag1  6  0.0000  0.0000  0.2022  1.0
  Ag  Ag2  3  -0.0000  0.0000  0.5000  1.0
  Cl  Cl3  18  0.0160  0.7020  0.0850  1.0
]