data_[K4V2Co2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  V  1.6300  1.3500  0.7775
  Co  1.8800  1.3500  0.7683
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [5.8328]
_cell_length_b [5.8328]
_cell_length_c [7.6122]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [K2VCoO4]
_chemical_formula_sum '[K4 V2 Co2 O8]'
_cell_volume [258.9838]
_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  0.0000  1
  K  K1  2  0.0000  0.5000  0.7500  1
  V  V2  2  0.0000  0.0000  0.5000  1
  Co  Co3  2  0.0000  0.5000  0.2500  1
  O  O4  8  0.1324  0.2396  0.3811  1
]