data_[Cu2Ag4Ru2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.2659]
_cell_length_b [2.6504]
_cell_length_c [11.0586]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [CuAg2Ru]
_chemical_formula_sum '[Cu2 Ag4 Ru2]'
_cell_volume [125.0345]
_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
[
  Cu  Cu0  2  0.0000  0.0000  0.6946  1
  Ag  Ag1  2  0.0000  0.0000  0.9282  1
  Ag  Ag2  2  0.5000  0.0000  0.5534  1
  Ru  Ru3  2  0.5000  0.0000  0.2861  1
]