data_[Sr4Sn12Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Sn  1.9600  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.0754]
_cell_length_b [6.7683]
_cell_length_c [6.3858]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.2621]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sr2Sn6Pb]
_chemical_formula_sum '[Sr4 Sn12 Pb2]'
_cell_volume [564.9976]
_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
[
  Sr  Sr0  4  0.1575  0.5000  0.1531  1
  Sn  Sn1  8  0.0994  0.2711  0.6472  1
  Sn  Sn2  4  0.1939  0.0000  0.3165  1
  Pb  Pb3  2  0.0000  0.0000  0.0000  1
]