data_[Pm14Pr8Tl2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.0109]
_cell_length_b [6.0714]
_cell_length_c [9.4120]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.0739]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm7Pr4Tl]
_chemical_formula_sum '[Pm14 Pr8 Tl2]'
_cell_volume [857.7010]
_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  0.0729  0.0000  0.4110  1
  Pr  Pr1  4  0.0805  0.5000  0.6960  1
  Pr  Pr2  4  0.1813  0.5000  0.3973  1
  Pm  Pm3  4  0.2017  0.0000  0.2083  1
  Pm  Pm4  4  0.2145  0.0000  0.8689  1
  Pm  Pm5  2  0.0000  0.5000  0.0000  1
  Tl  Tl6  2  0.0000  0.0000  0.0000  1
]