data_[Pm10Tl10Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Tl  1.6200  1.9000  1.3325
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.5934]
_cell_length_b [4.8829]
_cell_length_c [10.4953]
_cell_angle_alpha [90.0000]
_cell_angle_beta [128.6147]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm5Tl5Ag2]
_chemical_formula_sum '[Pm10 Tl10 Ag4]'
_cell_volume [664.4529]
_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
[
  Pm  Pm0  4  0.1216  0.5000  0.3150  1
  Pm  Pm1  4  0.1712  0.5000  0.0100  1
  Pm  Pm2  2  0.0000  0.5000  0.5000  1
  Tl  Tl3  4  0.0526  0.0000  0.7535  1
  Tl  Tl4  4  0.2457  0.0000  0.2603  1
  Tl  Tl5  2  0.0000  0.0000  0.0000  1
  Ag  Ag6  4  0.1514  0.0000  0.5637  1
]