data_[Tm24Sn8Se4N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Sn  1.9600  1.4500  0.8300
  Se  2.5500  1.1500  1.0133
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Fm-3m]
_cell_length_a [9.9428]
_cell_length_b [9.9428]
_cell_length_c [9.9428]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [225]
_chemical_formula_structural [Tm6Sn2SeN]
_chemical_formula_sum '[Tm24 Sn8 Se4 N4]'
_cell_volume [982.9403]
_cell_formula_units_Z [4]
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  24  0.0000  0.0000  0.2684  1
  Sn  Sn1  8  0.2500  0.2500  0.2500  1
  Se  Se2  4  0.0000  0.0000  0.0000  1
  N  N3  4  0.0000  0.0000  0.5000  1
]