data_[Tm2Al8Ag8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Al  1.6100  1.2500  0.6750
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P4_2/nmc]
_cell_length_a [5.9911]
_cell_length_b [5.9911]
_cell_length_c [9.4517]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [137]
_chemical_formula_structural [Tm(AlAg)4]
_chemical_formula_sum '[Tm2 Al8 Ag8]'
_cell_volume [339.2473]
_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  0.0000  1.0
  Al  Al1  8  0.0000  0.2836  0.4263  1.0
  Ag  Ag2  8  0.0000  0.2609  0.7145  1.0
]