data_[Y4Ag8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [6.1062]
_cell_length_b [5.2475]
_cell_length_c [8.3831]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [YAg2]
_chemical_formula_sum '[Y4 Ag8]'
_cell_volume [268.6115]
_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
[
  Y  Y0  4  0.1974  0.2500  0.0940  1.0
  Ag  Ag1  4  0.0319  0.7500  0.2558  1.0
  Ag  Ag2  4  0.1952  0.2500  0.4470  1.0
]