data_[Ho8Er6Ru8]
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
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.5158]
_cell_length_b [8.8305]
_cell_length_c [16.2336]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Ho4Er3Ru4]
_chemical_formula_sum '[Ho8 Er6 Ru8]'
_cell_volume [503.9941]
_cell_formula_units_Z [2]
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  8  0.0000  0.1909  0.3355  1.0
  Er  Er1  4  0.0000  0.0000  0.0968  1.0
  Er  Er2  2  0.0000  0.5000  0.0000  1.0
  Ru  Ru3  4  0.0000  0.2766  0.5000  1.0
  Ru  Ru4  4  0.0000  0.5000  0.2593  1.0
]