data_[Pm16Tl2Sn10]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [9.5343]
_cell_length_b [9.5343]
_cell_length_c [9.5629]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [Pm8TlSn5]
_chemical_formula_sum '[Pm16 Tl2 Sn10]'
_cell_volume [869.2904]
_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  8  0.0690  0.8229  0.1967  1
  Pm  Pm1  8  0.0727  0.6815  0.5580  1
  Tl  Tl2  2  0.0000  0.5000  0.2500  1
  Sn  Sn3  8  0.1256  0.7488  0.8772  1
  Sn  Sn4  2  0.0000  0.0000  0.5000  1
]