data_[Pm2Sm12Tl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Sm  1.1700  1.8500  1.2290
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.1336]
_cell_length_b [3.8251]
_cell_length_c [12.1188]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.1973]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm(Sm3Tl)2]
_chemical_formula_sum '[Pm2 Sm12 Tl4]'
_cell_volume [578.3693]
_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
[
  Pm  Pm0  2  0.0000  0.0000  0.0000  1
  Sm  Sm1  4  0.0103  0.0000  0.3439  1
  Sm  Sm2  4  0.1880  0.5000  0.8745  1
  Sm  Sm3  4  0.1920  0.5000  0.5850  1
  Tl  Tl4  4  0.1385  0.5000  0.2095  1
]