data_Co2Pt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.04
_cell_length_b   5.04
_cell_length_c   4.19
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Co2Pt
_chemical_formula_sum   'Co4 Pt2'
_cell_volume   106.25
_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
  Co  Co0  1  0.67  0.67  0.0  1.0
  Co  Co1  1  0.37  0.37  0.0  1.0
  Co  Co2  1  0.18  0.85  0.1  1.0
  Co  Co3  1  0.85  0.18  0.1  1.0
  Pt  Pt4  1  0.0  0.0  0.0  1.0
  Pt  Pt5  1  0.52  0.52  0.1  1.0

data_Co2Pt
_symmetry_space_group_name_H-M   Cm
_cell_length_a   7.12
_cell_length_b   7.12
_cell_length_c   4.19
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Co2Pt
_chemical_formula_sum   'Co8 Pt4'
_cell_volume   212.49
_cell_formula_units_Z   4
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
  Co  Co0  4  0.02  0.17  0.1  1.0
  Co  Co1  2  0.17  0.5  0.0  1.0
  Co  Co2  2  0.37  0.0  0.0  1.0
  Pt  Pt3  2  0.0  0.0  0.0  1.0
  Pt  Pt4  2  0.02  0.5  0.1  1.0

Co Co Co Co Pt Pt
Co Co Co Co Pt Pt 0 5 o o o 1 5 o o o 2 4 o + o 3 4 + o o 