data_[Nd12Sm2Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Sm  1.1700  1.8500  1.2290
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.8631]
_cell_length_b [3.7778]
_cell_length_c [12.1739]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.4367]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Nd6SmAg2]
_chemical_formula_sum '[Nd12 Sm2 Ag4]'
_cell_volume [561.2220]
_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
[
  Nd  Nd0  4  0.0239  0.0000  0.3340  1
  Nd  Nd1  4  0.1858  0.5000  0.8765  1
  Nd  Nd2  4  0.1879  0.5000  0.5898  1
  Sm  Sm3  2  0.0000  0.0000  0.0000  1
  Ag  Ag4  4  0.1442  0.5000  0.1977  1
]