data_[Sm4Tm10Te8]
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
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [31.1029]
_cell_length_b [3.8935]
_cell_length_c [6.2252]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.5134]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm2Tm5Te4]
_chemical_formula_sum '[Sm4 Tm10 Te8]'
_cell_volume [747.3888]
_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  0.0809  0.0000  0.3028  1
  Tm  Tm1  4  0.1494  0.0000  0.8598  1
  Tm  Tm2  4  0.1921  0.0000  0.3918  1
  Tm  Tm3  2  0.0000  0.5000  0.0000  1
  Te  Te4  4  0.0516  0.0000  0.7671  1
  Te  Te5  4  0.2202  0.5000  0.7582  1
]