data_[Sm4Y6Tm2As12]
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
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.0766]
_cell_length_b [4.1505]
_cell_length_c [8.2961]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.2667]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm2Y3TmAs6]
_chemical_formula_sum '[Sm4 Y6 Tm2 As12]'
_cell_volume [605.8169]
_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  4  0.1658  0.0000  0.3321  1.0
  Y  Y1  4  0.1672  0.0000  0.8339  1.0
  Y  Y2  2  0.0000  0.5000  0.5000  1.0
  Tm  Tm3  2  0.0000  0.5000  0.0000  1.0
  As  As4  4  0.0017  0.0000  0.7540  1.0
  As  As5  4  0.1653  0.5000  0.0788  1.0
  As  As6  4  0.1656  0.5000  0.5862  1.0
]