data_[Sm10Ag4Sn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [24.7050]
_cell_length_b [3.4017]
_cell_length_c [7.6836]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.7476]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm5(AgSn2)2]
_chemical_formula_sum '[Sm10 Ag4 Sn8]'
_cell_volume [645.4315]
_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  0.1474  0.0000  0.9989  1
  Sm  Sm1  4  0.1728  0.0000  0.4958  1
  Sm  Sm2  2  0.0000  0.5000  0.0000  1
  Ag  Ag3  4  0.0589  0.0000  0.3045  1
  Sn  Sn4  4  0.0579  0.0000  0.6827  1
  Sn  Sn5  4  0.2382  0.5000  0.7902  1
]