data_[K16Rb4Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [23.5793]
_cell_length_b [6.8873]
_cell_length_c [9.0992]
_cell_angle_alpha [90.0000]
_cell_angle_beta [96.5849]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K8Rb2Pb]
_chemical_formula_sum '[K16 Rb4 Pb2]'
_cell_volume [1467.9497]
_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  4  0.0174  0.0000  0.7866  1
  K  K1  4  0.0811  0.5000  0.3659  1
  K  K2  4  0.1328  0.5000  0.8478  1
  Rb  Rb3  4  0.1685  0.0000  0.1346  1
  K  K4  4  0.2130  0.0000  0.6275  1
  Pb  Pb5  2  0.0000  0.5000  0.0000  1
]