data_[Er20Zn8Cd8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Zn  1.6500  1.3500  0.8800
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [16.9553]
_cell_length_b [7.3279]
_cell_length_c [7.4014]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Er5(ZnCd)2]
_chemical_formula_sum '[Er20 Zn8 Cd8]'
_cell_volume [919.5966]
_cell_formula_units_Z [4]
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  16  0.1307  0.1851  0.6821  1.0
  Er  Er1  4  0.0000  0.0000  0.0000  1.0
  Zn  Zn2  8  0.0000  0.1193  0.3786  1.0
  Cd  Cd3  8  0.2260  0.0000  0.0000  1.0
]