data_[Pm4Ti6Ge8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ti  1.5400  1.4000  0.8517
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.2595]
_cell_length_b [7.2452]
_cell_length_c [7.1083]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.5036]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Pm2Ti3Ge4]
_chemical_formula_sum '[Pm4 Ti6 Ge8]'
_cell_volume [352.4194]
_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  0.1872  0.6689  0.5618  1
  Ti  Ti1  4  0.2581  0.1679  0.7498  1
  Ti  Ti2  2  0.5000  0.0000  0.5000  1
  Ge  Ge3  4  0.0925  0.0468  0.3661  1
  Ge  Ge4  4  0.4984  0.6340  0.3624  1
]