data_Cr2CuPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.1
_cell_length_b   5.1
_cell_length_c   2.8
_cell_angle_alpha   98.79
_cell_angle_beta   98.79
_cell_angle_gamma   118.65
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cr2CuPb
_chemical_formula_sum   'Cr2 Cu1 Pb1'
_cell_volume   60.87
_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
  Cr  Cr0  1  0.88  0.81  0.34  1.0
  Cr  Cr1  1  0.88  0.19  0.34  1.0
  Cu  Cu2  1  0.0  0.0  0.0  1.0
  Pb  Pb3  1  0.6  0.0  0.0  1.0

data_Cr2CuPb
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.8
_cell_length_b   5.1
_cell_length_c   5.1
_cell_angle_alpha   118.65
_cell_angle_beta   98.79
_cell_angle_gamma   98.79
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cr2CuPb
_chemical_formula_sum   'Cr2 Cu1 Pb1'
_cell_volume   60.87
_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
  Cr  Cr0  1  0.34  0.88  0.19  1.0
  Cr  Cr1  1  0.34  0.88  0.81  1.0
  Cu  Cu2  1  0.0  0.0  0.0  1.0
  Pb  Pb3  1  0.0  0.6  0.0  1.0

Cr Cr Cu Pb