data_[Pm16Tl2Ge4]
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
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.8588]
_cell_length_b [13.9024]
_cell_length_c [5.7185]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.2630]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm8TlGe2]
_chemical_formula_sum '[Pm16 Tl2 Ge4]'
_cell_volume [672.5543]
_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  0.1974  0.1215  0.0785  1
  Pm  Pm1  4  0.0000  0.2430  0.5000  1
  Pm  Pm2  4  0.0952  0.5000  0.2982  1
  Tl  Tl3  2  0.0000  0.0000  0.5000  1
  Ge  Ge4  4  0.0000  0.3076  0.0000  1
]