data_[Tm16Zn2Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.4333]
_cell_length_b [5.1156]
_cell_length_c [6.8073]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.2412]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tm8ZnAg2]
_chemical_formula_sum '[Tm16 Zn2 Ag4]'
_cell_volume [579.8073]
_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  4  0.0280  0.0000  0.7825  1
  Tm  Tm1  4  0.0935  0.5000  0.4560  1
  Tm  Tm2  4  0.1666  0.5000  0.9737  1
  Tm  Tm3  4  0.1967  0.0000  0.3083  1
  Zn  Zn4  2  0.0000  0.5000  0.0000  1
  Ag  Ag5  4  0.1838  0.0000  0.7165  1
]