data_[Ho6C2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.3329]
_cell_length_b [9.8883]
_cell_length_c [5.9688]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [Ho3C]
_chemical_formula_sum '[Ho6 C2]'
_cell_volume [196.7103]
_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
[
  Ho  Ho0  4  0.0000  0.3348  0.3876  1
  Ho  Ho1  2  0.0000  0.5000  0.8430  1
  C  C2  2  0.0000  0.0000  0.0484  1
]