data_[Yb4H8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Yb  1.1000  1.7500  1.0840
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [5.7773]
_cell_length_b [3.5415]
_cell_length_c [6.7067]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [YbH2]
_chemical_formula_sum '[Yb4 H8]'
_cell_volume [137.2220]
_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
[
  Yb  Yb0  4  0.2394  0.7500  0.6116  1.0
  H  H1  4  0.0270  0.2500  0.8173  1.0
  H  H2  4  0.1476  0.2500  0.4284  1.0
]