data_[Sm8Tm4Al4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
  Al  1.6100  1.2500  0.6750
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [5.3126]
_cell_length_b [6.9012]
_cell_length_c [12.0263]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Sm2TmAl]
_chemical_formula_sum '[Sm8 Tm4 Al4]'
_cell_volume [440.9284]
_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  0.0000  0.2342  0.4133  1
  Sm  Sm1  2  0.0000  0.0000  0.1770  1
  Sm  Sm2  2  0.5000  0.0000  0.8241  1
  Tm  Tm3  4  0.5000  0.2359  0.5871  1
  Al  Al4  2  0.0000  0.0000  0.6631  1
  Al  Al5  2  0.5000  0.0000  0.3348  1
]