data_[K2Na2Sm2Os2O10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Sm  1.1700  1.8500  1.2290
  Os  2.2000  1.3000  0.6730
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4/nmm]
_cell_length_a [5.6996]
_cell_length_b [5.6996]
_cell_length_c [8.0101]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [129]
_chemical_formula_structural [KNaSmOsO5]
_chemical_formula_sum '[K2 Na2 Sm2 Os2 O10]'
_cell_volume [260.2109]
_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
  Na  Na1  2  0.0000  0.5000  0.7681  1
  Sm  Sm2  2  0.0000  0.0000  0.5000  1
  Os  Os3  2  0.0000  0.5000  0.2732  1
  O  O4  8  0.2375  0.2625  0.3247  1
  O  O5  2  0.0000  0.5000  0.0403  1
]