data_[Tl6Fe2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Fe  1.8300  1.4000  0.8525
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.3703]
_cell_length_b [9.4087]
_cell_length_c [6.3187]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Tl3Fe]
_chemical_formula_sum '[Tl6 Fe2]'
_cell_volume [200.3659]
_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
[
  Tl  Tl0  4  0.0000  0.3045  0.6585  1
  Tl  Tl1  2  0.0000  0.5000  0.0822  1
  Fe  Fe2  2  0.0000  0.0000  0.9342  1
]