data_[K2Sm2Zn2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Sm  1.1700  1.8500  1.2290
  Zn  1.6500  1.3500  0.8800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.4976]
_cell_length_b [3.6092]
_cell_length_c [9.0116]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.4877]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KSmZnO3]
_chemical_formula_sum '[K2 Sm2 Zn2 O6]'
_cell_volume [232.5894]
_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  0.1821  0.7500  0.1675  1
  Sm  Sm1  2  0.3389  0.2500  0.8499  1
  Zn  Zn2  2  0.0495  0.7500  0.6183  1
  O  O3  2  0.1185  0.7500  0.8446  1
  O  O4  2  0.1631  0.2500  0.5755  1
  O  O5  2  0.4529  0.2500  0.1193  1
]