data_[Li2Y4H4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Y  1.2200  1.8000  1.0400
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [3.7617]
_cell_length_b [3.7617]
_cell_length_c [12.4912]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Li(YH)2]
_chemical_formula_sum '[Li2 Y4 H4]'
_cell_volume [176.7569]
_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
[
  Li  Li0  2  0.0000  0.0000  0.0000  1.0
  Y  Y1  4  0.0000  0.0000  0.3453  1.0
  H  H2  4  0.0000  0.5000  0.2500  1.0
]