data_[Na6Zr2Te12Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Zr  1.3300  1.5500  0.8600
  Te  2.1000  1.4000  1.2933
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.7504]
_cell_length_b [13.4435]
_cell_length_c [7.9267]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.3205]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na3Zr(Te3Pb)2]
_chemical_formula_sum '[Na6 Zr2 Te12 Pb4]'
_cell_volume [779.3928]
_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  0.0000  0.1795  0.5000  1
  Na  Na1  2  0.0000  0.5000  0.5000  1
  Zr  Zr2  2  0.0000  0.0000  0.0000  1
  Te  Te3  8  0.2306  0.1541  0.2313  1
  Te  Te4  4  0.2258  0.0000  0.7653  1
  Pb  Pb5  4  0.0000  0.3361  0.0000  1
]