data_[Sm16Tl2Pb10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Tl  1.6200  1.9000  1.3325
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [9.5822]
_cell_length_b [9.5822]
_cell_length_c [9.6014]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [Sm8TlPb5]
_chemical_formula_sum '[Sm16 Tl2 Pb10]'
_cell_volume [881.5942]
_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
[
  Sm  Sm0  8  0.0678  0.8197  0.8040  1
  Sm  Sm1  8  0.0716  0.6808  0.4442  1
  Tl  Tl2  2  0.0000  0.5000  0.7500  1
  Pb  Pb3  8  0.1249  0.7488  0.1241  1
  Pb  Pb4  2  0.0000  0.0000  0.5000  1
]