data_[K4Co2Ru2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Co  1.8800  1.3500  0.7683
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.7275]
_cell_length_b [5.7569]
_cell_length_c [10.8341]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [K2CoRu]
_chemical_formula_sum '[K4 Co2 Ru2]'
_cell_volume [232.4902]
_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
[
  K  K0  2  0.0000  0.0000  0.9741  1
  K  K1  2  0.0000  0.5000  0.7716  1
  Co  Co2  2  0.0000  0.5000  0.1854  1
  Ru  Ru3  2  0.0000  0.0000  0.5689  1
]