data_YCuSb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.35
_cell_length_b   4.35
_cell_length_c   8.1
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YCuSb
_chemical_formula_sum   'Y2 Cu2 Sb2'
_cell_volume   132.95
_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
  Y  Y4  1  0.0  0.0  0.06  1.0
  Y  Y5  1  0.0  0.0  0.01  1.0
  Cu  Cu0  1  0.0  0.51  0.1  1.0
  Cu  Cu1  1  0.18  0.26  0.05  1.0
  Sb  Sb2  1  0.0  0.51  0.08  1.0
  Sb  Sb3  1  0.18  0.26  0.03  1.0

data_YCuSb
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.35
_cell_length_b   4.35
_cell_length_c   8.1
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YCuSb
_chemical_formula_sum   'Y2 Cu2 Sb2'
_cell_volume   132.95
_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
  Y  Y0  1  0.0  0.0  0.01  1.0
  Y  Y1  1  0.0  0.0  0.06  1.0
  Cu  Cu2  1  -0.0  0.51  0.1  1.0
  Cu  Cu3  1  0.18  0.26  0.05  1.0
  Sb  Sb4  1  -0.0  0.51  0.08  1.0
  Sb  Sb5  1  0.18  0.26  0.03  1.0

Y Y Cu Cu Sb Sb