data_[Sm2Y4Sc2Tl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
  Sc  1.3600  1.6000  0.8850
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [4.9752]
_cell_length_b [9.8131]
_cell_length_c [7.0289]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [SmY2ScTl2]
_chemical_formula_sum '[Sm2 Y4 Sc2 Tl4]'
_cell_volume [343.1632]
_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  2  0.0000  0.4485  0.9542  1.0
  Y  Y1  2  0.0000  0.1888  0.3498  1.0
  Y  Y2  2  0.5000  0.0520  0.0548  1.0
  Sc  Sc3  2  0.5000  0.3028  0.6637  1.0
  Tl  Tl4  2  0.0000  0.1339  0.7917  1.0
  Tl  Tl5  2  0.5000  0.3802  0.2314  1.0
]