data_[Tm2Sb2Se4F2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Sb  2.0500  1.4500  0.8300
  Se  2.5500  1.1500  1.0133
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P4/nmm]
_cell_length_a [3.6659]
_cell_length_b [3.6659]
_cell_length_c [17.6322]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [129]
_chemical_formula_structural [TmSbSe2F]
_chemical_formula_sum '[Tm2 Sb2 Se4 F2]'
_cell_volume [236.9543]
_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
[
  Tm  Tm0  2  0.0000  0.5000  0.4125  1
  Sb  Sb1  2  0.0000  0.5000  0.9156  1
  Se  Se2  2  0.0000  0.5000  0.1516  1
  Se  Se3  2  0.0000  0.5000  0.6559  1
  F  F4  2  0.0000  0.0000  0.5000  1
]