data_[Sm6Ni8Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Ni  1.9100  1.3500  0.7400
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.0863]
_cell_length_b [4.2837]
_cell_length_c [8.4885]
_cell_angle_alpha [90.0000]
_cell_angle_beta [96.2060]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm3(Ni2Sn)2]
_chemical_formula_sum '[Sm6 Ni8 Sn4]'
_cell_volume [364.6116]
_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
[
  Sm  Sm0  4  0.1270  0.5000  0.3814  1.0
  Sm  Sm1  2  0.0000  0.0000  0.0000  1.0
  Ni  Ni2  4  0.0770  0.0000  0.6216  1.0
  Ni  Ni3  4  0.2335  0.5000  0.0822  1.0
  Sn  Sn4  4  0.1721  0.5000  0.7804  1.0
]