data_Cu2BiSb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.1
_cell_length_b   5.1
_cell_length_c   5.1
_cell_angle_alpha   132.26
_cell_angle_beta   118.61
_cell_angle_gamma   81.29
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2BiSb
_chemical_formula_sum   'Cu2 Bi1 Sb1'
_cell_volume   83.21
_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
  Cu  Cu1  1  0.06  0.0  0.82  1.0
  Cu  Cu2  1  0.0  0.6  0.05  1.0
  Bi  Bi0  1  0.0  0.0  0.87  1.0
  Sb  Sb3  1  0.0  0.0  0.0  1.0

data_Cu2BiSb
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.13
_cell_length_b   5.1
_cell_length_c   5.1
_cell_angle_alpha   61.39
_cell_angle_beta   66.13
_cell_angle_gamma   66.13
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2BiSb
_chemical_formula_sum   'Cu2 Bi1 Sb1'
_cell_volume   83.21
_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
  Cu  Cu0  1  0.05  0.0  0.56  1.0
  Cu  Cu1  1  0.76  0.06  0.18  1.0
  Bi  Bi2  1  0.87  0.0  0.13  1.0
  Sb  Sb3  1  0.0  0.0  0.0  1.0

Cu Cu Bi Sb