data_[Li4Pm6Ge8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Pm  1.1300  1.8500  1.1100
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.9489]
_cell_length_b [4.3157]
_cell_length_c [8.4258]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.3620]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Li2Pm3Ge4]
_chemical_formula_sum '[Li4 Pm6 Ge8]'
_cell_volume [382.0101]
_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
[
  Li  Li0  4  0.1610  0.5000  0.3325  1
  Pm  Pm1  4  0.1420  0.5000  0.6822  1
  Pm  Pm2  2  0.0000  0.0000  0.0000  1
  Ge  Ge3  4  0.0696  0.0000  0.3958  1
  Ge  Ge4  4  0.2100  0.5000  0.0595  1
]