data_[Sm16Zn4Ag2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.2302]
_cell_length_b [5.1820]
_cell_length_c [7.0261]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.5642]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm8Zn2Ag]
_chemical_formula_sum '[Sm16 Zn4 Ag2]'
_cell_volume [642.4167]
_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  0.0294  0.0000  0.7692  1.0
  Sm  Sm1  4  0.0915  0.5000  0.4593  1.0
  Sm  Sm2  4  0.1659  0.5000  0.9643  1.0
  Sm  Sm3  4  0.1980  0.0000  0.3166  1.0
  Zn  Zn4  4  0.1894  0.0000  0.7269  1.0
  Ag  Ag5  2  0.0000  0.5000  0.0000  1.0
]