data_[Nd4Ag12Sn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  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 [17.3558]
_cell_length_b [4.6411]
_cell_length_c [7.2863]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.3631]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [NdAg3Sn2]
_chemical_formula_sum '[Nd4 Ag12 Sn8]'
_cell_volume [553.7165]
_cell_formula_units_Z [4]
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
[
  Nd  Nd0  4  0.1207  0.0000  0.1668  1.0
  Ag  Ag1  4  0.0710  0.0000  0.6725  1.0
  Ag  Ag2  4  0.1344  0.5000  0.4928  1.0
  Ag  Ag3  4  0.1949  0.5000  0.9072  1.0
  Sn  Sn4  4  0.0182  0.5000  0.8132  1.0
  Sn  Sn5  4  0.2343  0.0000  0.6841  1.0
]