data_[Er16Os4Ru2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Os  2.2000  1.3000  0.6730
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [8.2966]
_cell_length_b [12.5408]
_cell_length_c [5.6756]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.3473]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Er8Os2Ru]
_chemical_formula_sum '[Er16 Os4 Ru2]'
_cell_volume [557.1809]
_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  0.2017  0.1290  0.6027  1
  Er  Er1  4  0.2931  0.3713  0.4064  1
  Er  Er2  4  0.4985  0.2868  0.0032  1
  Er  Er3  2  0.1374  0.5000  0.8102  1
  Er  Er4  2  0.3547  0.0000  0.1930  1
  Os  Os5  4  0.4957  0.1902  0.5002  1
  Ru  Ru6  2  0.4961  0.5000  0.9721  1
]