data_[Na4Sn2Te2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sn  1.9600  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [5.4928]
_cell_length_b [5.5615]
_cell_length_c [9.5587]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.0779]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Na2SnTeO6]
_chemical_formula_sum '[Na4 Sn2 Te2 O12]'
_cell_volume [238.9654]
_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
[
  Na  Na0  4  0.2587  0.5401  0.7504  1.0
  Sn  Sn1  2  0.5000  0.0000  0.0000  1.0
  Te  Te2  2  0.0000  0.0000  0.5000  1.0
  O  O3  4  0.1498  0.5271  0.2410  1.0
  O  O4  4  0.2397  0.2124  0.0483  1.0
  O  O5  4  0.3351  0.6957  0.0459  1.0
]