data_[Er4Be2Si4Ru10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Be  1.5700  1.0500  0.5900
  Si  1.9000  1.1000  0.5400
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [9.7721]
_cell_length_b [9.7721]
_cell_length_c [3.2119]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Er2BeSi2Ru5]
_chemical_formula_sum '[Er4 Be2 Si4 Ru10]'
_cell_volume [306.7215]
_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  0.1710  0.6710  0.0000  1.0
  Be  Be1  2  0.0000  0.0000  0.0000  1.0
  Si  Si2  4  0.1316  0.3684  0.0000  1.0
  Ru  Ru3  8  0.0636  0.1969  0.5000  1.0
  Ru  Ru4  2  0.0000  0.5000  0.5000  1.0
]