data_[Y4Be2Ru2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Be  1.5700  1.0500  0.5900
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [3.9544]
_cell_length_b [4.0449]
_cell_length_c [10.6362]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Y2BeRu]
_chemical_formula_sum '[Y4 Be2 Ru2]'
_cell_volume [170.1323]
_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
[
  Y  Y0  2  0.0000  0.0000  0.1120  1.0
  Y  Y1  2  0.5000  0.0000  0.3909  1.0
  Be  Be2  2  0.0000  0.0000  0.8051  1.0
  Ru  Ru3  2  0.5000  0.0000  0.6940  1.0
]