data_[La2Pm10Sn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Pm  1.1300  1.8500  1.1100
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.4430]
_cell_length_b [5.4943]
_cell_length_c [7.3169]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.5733]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [LaPm5Sn4]
_chemical_formula_sum '[La2 Pm10 Sn8]'
_cell_volume [660.9903]
_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
[
  La  La0  2  0.0000  0.5000  0.0000  1
  Pm  Pm1  4  0.1655  0.0000  0.9932  1
  Pm  Pm2  4  0.1668  0.0000  0.5114  1
  Pm  Pm3  2  0.0000  0.5000  0.5000  1
  Sn  Sn4  4  0.0089  0.0000  0.2566  1
  Sn  Sn5  4  0.1773  0.5000  0.7487  1
]