data_[Sm12Y8Tm4]
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 [C2/c]
_cell_length_a [17.8483]
_cell_length_b [7.2050]
_cell_length_c [6.2651]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.5793]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Sm3Y2Tm]
_chemical_formula_sum '[Sm12 Y8 Tm4]'
_cell_volume [783.1474]
_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  8  0.1669  0.1251  0.0235  1.0
  Sm  Sm1  4  0.0000  0.1261  0.2500  1.0
  Y  Y2  8  0.1659  0.3757  0.5282  1.0
  Tm  Tm3  4  0.0000  0.3769  0.7500  1.0
]