data_[Tm4As4S4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  As  2.1800  1.1500  0.6600
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [16.8306]
_cell_length_b [3.7898]
_cell_length_c [3.8009]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [TmAsS]
_chemical_formula_sum '[Tm4 As4 S4]'
_cell_volume [242.4411]
_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  4  0.1458  0.7500  0.7794  1.0
  As  As1  4  0.0014  0.7500  0.2765  1.0
  S  S2  4  0.1874  0.2500  0.2796  1.0
]