data_HfGaAs
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.13
_cell_length_b   3.13
_cell_length_c   6.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HfGaAs
_chemical_formula_sum   'Hf1 Ga1 As1'
_cell_volume   58.01
_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  Hf2  1  0.57  0.9  0.57  1.0
  Ga  Ga1  1  0.0  0.0  0.3  1.0
  As  As0  1  1.0  0.81  0.78  1.0

data_HfGaAs
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.13
_cell_length_b   3.13
_cell_length_c   6.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HfGaAs
_chemical_formula_sum   'Hf1 Ga1 As1'
_cell_volume   58.01
_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  0.57  0.9  0.57  1.0
  Ga  Ga1  1  0.0  0.0  0.3  1.0
  As  As2  1  1.0  0.81  0.78  1.0

Hf Ga As
Hf Ga As 0 2 - o o 0 2 o o o 0 1 + + o 0 1 o + o 