data_[Er4Cd12Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Cd  1.6900  1.5500  1.0900
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [9.4849]
_cell_length_b [3.8721]
_cell_length_c [12.6042]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [ErCd3Ag]
_chemical_formula_sum '[Er4 Cd12 Ag4]'
_cell_volume [462.9039]
_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  4  0.1681  0.2500  0.9945  1
  Cd  Cd1  4  0.0708  0.2500  0.5868  1
  Cd  Cd2  4  0.0796  0.7500  0.7948  1
  Cd  Cd3  4  0.1598  0.7500  0.1972  1
  Ag  Ag4  4  0.1439  0.2500  0.3675  1
]