data_[Ho4Er8Cd8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.6953]
_cell_length_b [27.2496]
_cell_length_c [5.2986]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Ho(ErCd)2]
_chemical_formula_sum '[Ho4 Er8 Cd8]'
_cell_volume [533.5445]
_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
[
  Ho  Ho0  4  0.0000  0.1495  0.2500  1
  Er  Er1  4  0.0000  0.0455  0.7500  1
  Er  Er2  4  0.0000  0.2360  0.7500  1
  Cd  Cd3  4  0.0000  0.3592  0.2500  1
  Cd  Cd4  4  0.0000  0.4487  0.7500  1
]