data_[Li1Tb1Y1Ag1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Tb  1.1000  1.7500  0.9815
  Y  1.2200  1.8000  1.0400
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Pmmm]
_cell_length_a [3.7749]
_cell_length_b [5.0788]
_cell_length_c [5.1427]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [47]
_chemical_formula_structural [LiTbYAg]
_chemical_formula_sum '[Li1 Tb1 Y1 Ag1]'
_cell_volume [98.5955]
_cell_formula_units_Z [1]
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
[
  Li  Li0  1  0.5000  0.5000  0.0000  1.0
  Tb  Tb1  1  0.0000  0.5000  0.5000  1.0
  Y  Y2  1  0.0000  0.0000  0.0000  1.0
  Ag  Ag3  1  0.5000  0.0000  0.5000  1.0
]