data_[Sm6H4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [3.8096]
_cell_length_b [3.8096]
_cell_length_c [17.6695]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [Sm3H2]
_chemical_formula_sum '[Sm6 H4]'
_cell_volume [222.0836]
_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
[
  Sm  Sm0  4  0.3333  0.6667  0.9124  1.0
  Sm  Sm1  2  0.3333  0.6667  0.2500  1.0
  H  H2  4  0.3333  0.6667  0.1180  1.0
]