data_Hf2C
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.48
_cell_length_b   5.48
_cell_length_c   3.09
_cell_angle_alpha   93.19
_cell_angle_beta   93.19
_cell_angle_gamma   32.93
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Hf2C
_chemical_formula_sum   'Hf2 C1'
_cell_volume   50.43
_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
  Hf  Hf1  1  0.48  0.0  0.3  1.0
  Hf  Hf2  1  0.86  0.0  0.78  1.0
  C  C0  1  0.0  0.0  0.0  1.0

data_Hf2C
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.09
_cell_length_b   3.11
_cell_length_c   5.48
_cell_angle_alpha   106.46
_cell_angle_beta   93.19
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Hf2C
_chemical_formula_sum   'Hf2 C1'
_cell_volume   50.43
_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
  Hf  Hf0  1  0.22  0.0  0.14  1.0
  Hf  Hf1  1  0.7  0.0  0.52  1.0
  C  C2  1  0.0  0.0  0.0  1.0

Hf Hf C
Hf Hf C 0 2 o o o 0 2 + o o 0 0 + - o 0 0 o o + 0 1 o o - 0 1 o o o 1 2 + o + 