data_[La2Pm8Sn6]
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 [11.8259]
_cell_length_b [4.9847]
_cell_length_c [8.8935]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.3070]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [LaPm4Sn3]
_chemical_formula_sum '[La2 Pm8 Sn6]'
_cell_volume [508.0041]
_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  0.0000  0.0000  1
  Pm  Pm1  4  0.1436  0.0000  0.4528  1
  Pm  Pm2  4  0.1672  0.5000  0.8341  1
  Sn  Sn3  4  0.1595  0.5000  0.2066  1
  Sn  Sn4  2  0.0000  0.5000  0.5000  1
]