data_[Eu2Si12Ru8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  Si  1.9000  1.1000  0.5400
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [I-42m]
_cell_length_a [6.3925]
_cell_length_b [6.3925]
_cell_length_c [8.9059]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [121]
_chemical_formula_structural [Eu(Si3Ru2)2]
_chemical_formula_sum '[Eu2 Si12 Ru8]'
_cell_volume [363.9329]
_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
[
  Eu  Eu0  2  0.0000  0.0000  0.0000  1
  Si  Si1  8  0.1839  0.1839  0.3047  1
  Si  Si2  4  0.0000  0.5000  0.0000  1
  Ru  Ru3  8  0.1707  0.1707  0.5911  1
]