data_[K8Ru4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ru  2.2000  1.3000  0.6610
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.8282]
_cell_length_b [6.1544]
_cell_length_c [10.5100]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [K2RuO4]
_chemical_formula_sum '[K8 Ru4 O16]'
_cell_volume [506.3465]
_cell_formula_units_Z [4]
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  4  0.0081  0.7500  0.7896  1
  K  K1  4  0.1620  0.7500  0.4309  1
  Ru  Ru2  4  0.2103  0.7500  0.0863  1
  O  O3  8  0.2298  0.0166  0.6751  1
  O  O4  4  0.0100  0.2500  0.9469  1
  O  O5  4  0.1647  0.2500  0.4439  1
]