data_[K4Dy4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Dy  1.2200  1.7500  1.1310
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pbcm]
_cell_length_a [6.9167]
_cell_length_b [6.9644]
_cell_length_c [6.3523]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [57]
_chemical_formula_structural [KDyO2]
_chemical_formula_sum '[K4 Dy4 O8]'
_cell_volume [305.9929]
_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  0.1262  0.1012  0.7500  1
  Dy  Dy1  4  0.3580  0.6567  0.7500  1
  O  O2  4  0.1709  0.7500  0.0000  1
  O  O3  4  0.4082  0.1458  0.2500  1
]