data_[K2Na14Pb10]
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
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [6.9455]
_cell_length_b [11.1399]
_cell_length_c [11.1709]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [KNa7Pb5]
_chemical_formula_sum '[K2 Na14 Pb10]'
_cell_volume [864.3138]
_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  0.9840  1.0
  Na  Na1  4  0.0000  0.2880  0.4964  1.0
  Na  Na2  4  0.0000  0.3382  0.0124  1.0
  Na  Na3  2  0.0000  0.0000  0.3228  1.0
  Na  Na4  2  0.0000  0.0000  0.6564  1.0
  Na  Na5  2  0.0000  0.5000  0.7238  1.0
  Pb  Pb6  8  0.2380  0.2485  0.7539  1.0
  Pb  Pb7  2  0.0000  0.5000  0.2799  1.0
]