data_[Ce3Zn36Ag18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [11.5120]
_cell_length_b [11.5120]
_cell_length_c [8.9845]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Ce(Zn2Ag)6]
_chemical_formula_sum '[Ce3 Zn36 Ag18]'
_cell_volume [1031.1603]
_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
[
  Ce  Ce0  3  0.0000  0.0000  0.0000  1
  Zn  Zn1  18  0.0000  0.3921  0.5000  1
  Zn  Zn2  18  0.0833  0.1665  0.2958  1
  Ag  Ag3  18  0.0546  0.5273  0.2365  1
]