data_[Er16Co2Ru4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Co  1.8800  1.3500  0.7683
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.1565]
_cell_length_b [4.8027]
_cell_length_c [6.7402]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.5127]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Er8CoRu2]
_chemical_formula_sum '[Er16 Co2 Ru4]'
_cell_volume [529.6401]
_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
[
  Er  Er0  4  0.0300  0.0000  0.7938  1.0
  Er  Er1  4  0.0952  0.5000  0.4491  1.0
  Er  Er2  4  0.1657  0.5000  0.9632  1.0
  Er  Er3  4  0.2047  0.0000  0.3129  1.0
  Co  Co4  2  0.0000  0.5000  0.0000  1.0
  Ru  Ru5  4  0.1839  0.0000  0.6995  1.0
]