data_[K1Ag2C2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ag  1.9300  1.6000  1.0867
  C  2.5500  0.7000  0.3000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.6839]
_cell_length_b [6.0145]
_cell_length_c [6.1310]
_cell_angle_alpha [110.8409]
_cell_angle_beta [98.9907]
_cell_angle_gamma [106.3048]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [KAg2(CO3)2]
_chemical_formula_sum '[K1 Ag2 C2 O6]'
_cell_volume [180.1711]
_cell_formula_units_Z [1]
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  1  0.5000  0.0000  0.5000  1.0
  Ag  Ag1  2  0.2062  0.5565  0.8108  1.0
  C  C2  2  0.2351  0.3234  0.2468  1.0
  O  O3  2  0.0725  0.2322  0.3457  1.0
  O  O4  2  0.1997  0.4916  0.1668  1.0
  O  O5  2  0.4282  0.2534  0.2284  1.0
]