data_[K10Sn2O10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Sn  1.9600  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.1294]
_cell_length_b [5.1562]
_cell_length_c [7.2960]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.7529]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K5SnO5]
_chemical_formula_sum '[K10 Sn2 O10]'
_cell_volume [432.0837]
_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  4  0.1721  0.5000  0.8490  1
  K  K1  4  0.1899  0.5000  0.3059  1
  K  K2  2  0.0000  0.0000  0.5000  1
  Sn  Sn3  2  0.0000  0.0000  0.0000  1
  O  O4  4  0.1245  0.0000  0.8625  1
  O  O5  4  0.1318  0.0000  0.2716  1
  O  O6  2  0.0000  0.5000  0.0000  1
]