data_[K2Rb4Pb2]
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 [P1]
_cell_length_a [7.4358]
_cell_length_b [7.5520]
_cell_length_c [9.2549]
_cell_angle_alpha [74.4686]
_cell_angle_beta [86.2532]
_cell_angle_gamma [75.3272]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [KRb2Pb]
_chemical_formula_sum '[K2 Rb4 Pb2]'
_cell_volume [484.4023]
_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
[
  Rb  Rb0  1  0.2285  0.5611  0.4668  1
  Rb  Rb1  1  0.3765  0.1339  0.1222  1
  Rb  Rb2  1  0.4470  0.9175  0.6949  1
  Rb  Rb3  1  0.7926  0.3661  0.7939  1
  K  K4  1  0.8267  0.1718  0.3607  1
  K  K5  1  0.9995  0.7334  0.0328  1
  Pb  Pb6  1  0.5408  0.6078  0.1022  1
  Pb  Pb7  1  0.6994  0.6867  0.3787  1
]