data_[Pr2Sm10Sn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Sm  1.1700  1.8500  1.2290
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.8499]
_cell_length_b [4.8470]
_cell_length_c [8.0845]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.5897]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PrSm5Sn4]
_chemical_formula_sum '[Pr2 Sm10 Sn8]'
_cell_volume [635.9862]
_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
[
  Pr  Pr0  2  0.0000  0.5000  0.0000  1
  Sm  Sm1  4  0.1451  0.0000  0.4366  1
  Sm  Sm2  4  0.1979  0.5000  0.8344  1
  Sm  Sm3  2  0.0000  0.5000  0.5000  1
  Sn  Sn4  4  0.0610  0.0000  0.7721  1
  Sn  Sn5  4  0.1921  0.5000  0.2441  1
]