data_[Tm2Zr2Sn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Zr  1.3300  1.5500  0.8600
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.2740]
_cell_length_b [4.2495]
_cell_length_c [16.0379]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [TmZrSn4]
_chemical_formula_sum '[Tm2 Zr2 Sn8]'
_cell_volume [291.2832]
_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  0.0000  0.3997  1
  Zr  Zr1  2  0.5000  0.0000  0.6013  1
  Sn  Sn2  2  0.0000  0.0000  0.0676  1
  Sn  Sn3  2  0.0000  0.0000  0.7464  1
  Sn  Sn4  2  0.5000  0.0000  0.2476  1
  Sn  Sn5  2  0.5000  0.0000  0.9374  1
]