data_[K2Mg4Sn1Pb3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Mg  1.3100  1.5000  0.8600
  Sn  1.9600  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P-4m2]
_cell_length_a [4.8533]
_cell_length_b [4.8533]
_cell_length_c [13.1894]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [115]
_chemical_formula_structural [K2Mg4SnPb3]
_chemical_formula_sum '[K2 Mg4 Sn1 Pb3]'
_cell_volume [310.6745]
_cell_formula_units_Z [1]
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  0.5000  0.7517  1.0
  Mg  Mg1  2  0.0000  0.5000  0.3580  1.0
  Mg  Mg2  1  0.0000  0.0000  0.0000  1.0
  Mg  Mg3  1  0.5000  0.5000  0.0000  1.0
  Sn  Sn4  1  0.5000  0.5000  0.5000  1.0
  Pb  Pb5  2  0.0000  0.5000  0.1378  1.0
  Pb  Pb6  1  0.0000  0.0000  0.5000  1.0
]