data_[Tm8Mg6Ag8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tm  1.2500  1.7500  1.0950
  Mg  1.3100  1.5000  0.8600
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.3287]
_cell_length_b [9.1166]
_cell_length_c [17.1451]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Tm4Mg3Ag4]
_chemical_formula_sum '[Tm8 Mg6 Ag8]'
_cell_volume [520.2862]
_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  8  0.0000  0.1866  0.3376  1
  Mg  Mg1  4  0.0000  0.0000  0.0929  1
  Mg  Mg2  2  0.0000  0.5000  0.0000  1
  Ag  Ag3  4  0.0000  0.2997  0.5000  1
  Ag  Ag4  4  0.0000  0.5000  0.2717  1
]