data_[La6Sm8Tm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [11.5103]
_cell_length_b [5.7385]
_cell_length_c [11.4277]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [La3(SmTm)4]
_chemical_formula_sum '[La6 Sm8 Tm8]'
_cell_volume [754.8247]
_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
[
  La  La0  4  0.3167  0.0000  0.3923  1
  La  La1  2  0.0000  0.0000  0.2567  1
  Sm  Sm2  4  0.2243  0.0000  0.7464  1
  Sm  Sm3  2  0.0000  0.0000  0.9426  1
  Sm  Sm4  2  0.5000  0.0000  0.9525  1
  Tm  Tm5  4  0.2524  0.0000  0.0805  1
  Tm  Tm6  2  0.0000  0.0000  0.5647  1
  Tm  Tm7  2  0.5000  0.0000  0.6437  1
]