data_[Sm4Tm12Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.9361]
_cell_length_b [9.1287]
_cell_length_c [10.2197]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.0370]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [SmTm3Pb]
_chemical_formula_sum '[Sm4 Tm12 Pb4]'
_cell_volume [606.2121]
_cell_formula_units_Z [4]
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  4  0.2796  0.0800  0.6700  1
  Tm  Tm1  4  0.0909  0.1173  0.2601  1
  Tm  Tm2  4  0.2982  0.0786  0.0256  1
  Tm  Tm3  4  0.4045  0.6763  0.9893  1
  Pb  Pb4  4  0.1499  0.7136  0.6163  1
]