data_Cr2CoCu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.46
_cell_length_b   3.74
_cell_length_c   4.91
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cr2CoCu
_chemical_formula_sum   'Cr2 Co1 Cu1'
_cell_volume   45.16
_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  Cr1  1  0.23  0.87  0.17  1.0
  Cr  Cr2  1  0.23  0.87  0.73  1.0
  Co  Co0  1  0.0  0.0  0.0  1.0
  Cu  Cu3  1  0.0  0.0  0.45  1.0

data_Cr2CoCu
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.46
_cell_length_b   3.74
_cell_length_c   4.91
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cr2CoCu
_chemical_formula_sum   'Cr2 Co1 Cu1'
_cell_volume   45.16
_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  0.23  0.87  0.17  1.0
  Cr  Cr1  1  0.23  0.87  0.73  1.0
  Co  Co2  1  0.0  0.0  0.0  1.0
  Cu  Cu3  1  0.0  0.0  0.45  1.0

Cr Cr Co Cu
Cr Cr Co Cu 0 2 o + o 0 3 o + o 1 3 o + o 1 2 o + + 