data_[Mg2Sn2Pb2Cl12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Sn  1.9600  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P4_2nm]
_cell_length_a [6.5245]
_cell_length_b [6.5245]
_cell_length_c [12.5055]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [102]
_chemical_formula_structural [MgSnPbCl6]
_chemical_formula_sum '[Mg2 Sn2 Pb2 Cl12]'
_cell_volume [532.3487]
_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
[
  Mg  Mg0  2  0.0000  0.0000  0.3337  1.0
  Sn  Sn1  2  0.0000  0.0000  0.9999  1.0
  Pb  Pb2  2  0.0000  0.0000  0.6675  1.0
  Cl  Cl3  4  0.1839  0.8161  0.1822  1.0
  Cl  Cl4  4  0.1885  0.8115  0.4819  1.0
  Cl  Cl5  4  0.2211  0.7789  0.8354  1.0
]