data_Gd(SiPt)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.86
_cell_length_b   5.86
_cell_length_c   5.86
_cell_angle_alpha   137.46
_cell_angle_beta   137.46
_cell_angle_gamma   61.73
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Gd(SiPt)2
_chemical_formula_sum   'Gd1 Si2 Pt2'
_cell_volume   90.93
_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
  Gd  Gd0  1  0.0  0.0  0.0  1.0
  Si  Si1  1  0.13  0.0  0.52  1.0
  Si  Si2  1  0.0  0.13  0.52  1.0
  Pt  Pt3  1  0.0  0.0  0.38  1.0
  Pt  Pt4  1  0.0  0.0  0.68  1.0

data_Gd(SiPt)2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   6.01
_cell_length_b   6.01
_cell_length_c   5.86
_cell_angle_alpha   90.0
_cell_angle_beta   120.87
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Gd(SiPt)2
_chemical_formula_sum   'Gd2 Si4 Pt4'
_cell_volume   181.86
_cell_formula_units_Z   2
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
  Gd  Gd0  2  0.0  0.0  0.0  1.0
  Si  Si1  4  0.05  0.44  0.61  1.0
  Pt  Pt2  2  0.12  0.5  0.62  1.0
  Pt  Pt3  2  0.32  0.0  0.32  1.0

Gd Si Si Pt Pt