data_[Sm8Y4Tm8]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.0301]
_cell_length_b [5.6092]
_cell_length_c [16.2587]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [Sm2YTm2]
_chemical_formula_sum '[Sm8 Y4 Tm8]'
_cell_volume [641.1328]
_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  0.1224  0.2500  0.1494  1
  Sm  Sm1  4  0.1262  0.2500  0.7490  1
  Y  Y2  4  0.1262  0.7500  0.4621  1
  Tm  Tm3  4  0.1237  0.2500  0.3474  1
  Tm  Tm4  4  0.1249  0.7500  0.0365  1
]