data_HfBeCu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.51
_cell_length_b   3.51
_cell_length_c   3.93
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HfBeCu
_chemical_formula_sum   'Hf1 Be1 Cu1'
_cell_volume   41.93
_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  0.76  0.01  0.64  1.0
  Be  Be0  1  0.0  0.0  0.55  1.0
  Cu  Cu1  1  0.0  0.03  0.74  1.0

data_HfBeCu
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.51
_cell_length_b   6.08
_cell_length_c   3.93
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   HfBeCu
_chemical_formula_sum   'Hf2 Be2 Cu2'
_cell_volume   83.86
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  2  0.26  0.5  0.64  1.0
  Be  Be1  2  0.01  0.0  0.55  1.0
  Cu  Cu2  2  0.49  0.5  0.74  1.0

Hf Be Cu